From: Ant Zucaro <azucaro@gmail.com>
Date: Thu, 18 Dec 2014 02:18:45 +0000 (-0500)
Subject: Remove D3 as a dependency.
X-Git-Url: https://git.rm.cloudns.org/?a=commitdiff_plain;h=460174b8dbbefd2d69606f9af5bd80c3b9eb3de1;p=xonotic%2Fxonstat.git

Remove D3 as a dependency.
---

diff --git a/xonstat/static/js/d3.v3.js b/xonstat/static/js/d3.v3.js
deleted file mode 100644
index 8dd7ffe..0000000
--- a/xonstat/static/js/d3.v3.js
+++ /dev/null
@@ -1,8436 +0,0 @@
-d3 = function() {
-  var d3 = {
-    version: "3.1.5"
-  };
-  if (!Date.now) Date.now = function() {
-    return +new Date();
-  };
-  var d3_document = document, d3_window = window;
-  try {
-    d3_document.createElement("div").style.setProperty("opacity", 0, "");
-  } catch (error) {
-    var d3_style_prototype = d3_window.CSSStyleDeclaration.prototype, d3_style_setProperty = d3_style_prototype.setProperty;
-    d3_style_prototype.setProperty = function(name, value, priority) {
-      d3_style_setProperty.call(this, name, value + "", priority);
-    };
-  }
-  d3.ascending = function(a, b) {
-    return a < b ? -1 : a > b ? 1 : a >= b ? 0 : NaN;
-  };
-  d3.descending = function(a, b) {
-    return b < a ? -1 : b > a ? 1 : b >= a ? 0 : NaN;
-  };
-  d3.min = function(array, f) {
-    var i = -1, n = array.length, a, b;
-    if (arguments.length === 1) {
-      while (++i < n && ((a = array[i]) == null || a != a)) a = undefined;
-      while (++i < n) if ((b = array[i]) != null && a > b) a = b;
-    } else {
-      while (++i < n && ((a = f.call(array, array[i], i)) == null || a != a)) a = undefined;
-      while (++i < n) if ((b = f.call(array, array[i], i)) != null && a > b) a = b;
-    }
-    return a;
-  };
-  d3.max = function(array, f) {
-    var i = -1, n = array.length, a, b;
-    if (arguments.length === 1) {
-      while (++i < n && ((a = array[i]) == null || a != a)) a = undefined;
-      while (++i < n) if ((b = array[i]) != null && b > a) a = b;
-    } else {
-      while (++i < n && ((a = f.call(array, array[i], i)) == null || a != a)) a = undefined;
-      while (++i < n) if ((b = f.call(array, array[i], i)) != null && b > a) a = b;
-    }
-    return a;
-  };
-  d3.extent = function(array, f) {
-    var i = -1, n = array.length, a, b, c;
-    if (arguments.length === 1) {
-      while (++i < n && ((a = c = array[i]) == null || a != a)) a = c = undefined;
-      while (++i < n) if ((b = array[i]) != null) {
-        if (a > b) a = b;
-        if (c < b) c = b;
-      }
-    } else {
-      while (++i < n && ((a = c = f.call(array, array[i], i)) == null || a != a)) a = undefined;
-      while (++i < n) if ((b = f.call(array, array[i], i)) != null) {
-        if (a > b) a = b;
-        if (c < b) c = b;
-      }
-    }
-    return [ a, c ];
-  };
-  d3.sum = function(array, f) {
-    var s = 0, n = array.length, a, i = -1;
-    if (arguments.length === 1) {
-      while (++i < n) if (!isNaN(a = +array[i])) s += a;
-    } else {
-      while (++i < n) if (!isNaN(a = +f.call(array, array[i], i))) s += a;
-    }
-    return s;
-  };
-  function d3_number(x) {
-    return x != null && !isNaN(x);
-  }
-  d3.mean = function(array, f) {
-    var n = array.length, a, m = 0, i = -1, j = 0;
-    if (arguments.length === 1) {
-      while (++i < n) if (d3_number(a = array[i])) m += (a - m) / ++j;
-    } else {
-      while (++i < n) if (d3_number(a = f.call(array, array[i], i))) m += (a - m) / ++j;
-    }
-    return j ? m : undefined;
-  };
-  d3.quantile = function(values, p) {
-    var H = (values.length - 1) * p + 1, h = Math.floor(H), v = +values[h - 1], e = H - h;
-    return e ? v + e * (values[h] - v) : v;
-  };
-  d3.median = function(array, f) {
-    if (arguments.length > 1) array = array.map(f);
-    array = array.filter(d3_number);
-    return array.length ? d3.quantile(array.sort(d3.ascending), .5) : undefined;
-  };
-  d3.bisector = function(f) {
-    return {
-      left: function(a, x, lo, hi) {
-        if (arguments.length < 3) lo = 0;
-        if (arguments.length < 4) hi = a.length;
-        while (lo < hi) {
-          var mid = lo + hi >>> 1;
-          if (f.call(a, a[mid], mid) < x) lo = mid + 1; else hi = mid;
-        }
-        return lo;
-      },
-      right: function(a, x, lo, hi) {
-        if (arguments.length < 3) lo = 0;
-        if (arguments.length < 4) hi = a.length;
-        while (lo < hi) {
-          var mid = lo + hi >>> 1;
-          if (x < f.call(a, a[mid], mid)) hi = mid; else lo = mid + 1;
-        }
-        return lo;
-      }
-    };
-  };
-  var d3_bisector = d3.bisector(function(d) {
-    return d;
-  });
-  d3.bisectLeft = d3_bisector.left;
-  d3.bisect = d3.bisectRight = d3_bisector.right;
-  d3.shuffle = function(array) {
-    var m = array.length, t, i;
-    while (m) {
-      i = Math.random() * m-- | 0;
-      t = array[m], array[m] = array[i], array[i] = t;
-    }
-    return array;
-  };
-  d3.permute = function(array, indexes) {
-    var permutes = [], i = -1, n = indexes.length;
-    while (++i < n) permutes[i] = array[indexes[i]];
-    return permutes;
-  };
-  d3.zip = function() {
-    if (!(n = arguments.length)) return [];
-    for (var i = -1, m = d3.min(arguments, d3_zipLength), zips = new Array(m); ++i < m; ) {
-      for (var j = -1, n, zip = zips[i] = new Array(n); ++j < n; ) {
-        zip[j] = arguments[j][i];
-      }
-    }
-    return zips;
-  };
-  function d3_zipLength(d) {
-    return d.length;
-  }
-  d3.transpose = function(matrix) {
-    return d3.zip.apply(d3, matrix);
-  };
-  d3.keys = function(map) {
-    var keys = [];
-    for (var key in map) keys.push(key);
-    return keys;
-  };
-  d3.values = function(map) {
-    var values = [];
-    for (var key in map) values.push(map[key]);
-    return values;
-  };
-  d3.entries = function(map) {
-    var entries = [];
-    for (var key in map) entries.push({
-      key: key,
-      value: map[key]
-    });
-    return entries;
-  };
-  d3.merge = function(arrays) {
-    return Array.prototype.concat.apply([], arrays);
-  };
-  d3.range = function(start, stop, step) {
-    if (arguments.length < 3) {
-      step = 1;
-      if (arguments.length < 2) {
-        stop = start;
-        start = 0;
-      }
-    }
-    if ((stop - start) / step === Infinity) throw new Error("infinite range");
-    var range = [], k = d3_range_integerScale(Math.abs(step)), i = -1, j;
-    start *= k, stop *= k, step *= k;
-    if (step < 0) while ((j = start + step * ++i) > stop) range.push(j / k); else while ((j = start + step * ++i) < stop) range.push(j / k);
-    return range;
-  };
-  function d3_range_integerScale(x) {
-    var k = 1;
-    while (x * k % 1) k *= 10;
-    return k;
-  }
-  function d3_class(ctor, properties) {
-    try {
-      for (var key in properties) {
-        Object.defineProperty(ctor.prototype, key, {
-          value: properties[key],
-          enumerable: false
-        });
-      }
-    } catch (e) {
-      ctor.prototype = properties;
-    }
-  }
-  d3.map = function(object) {
-    var map = new d3_Map();
-    for (var key in object) map.set(key, object[key]);
-    return map;
-  };
-  function d3_Map() {}
-  d3_class(d3_Map, {
-    has: function(key) {
-      return d3_map_prefix + key in this;
-    },
-    get: function(key) {
-      return this[d3_map_prefix + key];
-    },
-    set: function(key, value) {
-      return this[d3_map_prefix + key] = value;
-    },
-    remove: function(key) {
-      key = d3_map_prefix + key;
-      return key in this && delete this[key];
-    },
-    keys: function() {
-      var keys = [];
-      this.forEach(function(key) {
-        keys.push(key);
-      });
-      return keys;
-    },
-    values: function() {
-      var values = [];
-      this.forEach(function(key, value) {
-        values.push(value);
-      });
-      return values;
-    },
-    entries: function() {
-      var entries = [];
-      this.forEach(function(key, value) {
-        entries.push({
-          key: key,
-          value: value
-        });
-      });
-      return entries;
-    },
-    forEach: function(f) {
-      for (var key in this) {
-        if (key.charCodeAt(0) === d3_map_prefixCode) {
-          f.call(this, key.substring(1), this[key]);
-        }
-      }
-    }
-  });
-  var d3_map_prefix = "\0", d3_map_prefixCode = d3_map_prefix.charCodeAt(0);
-  d3.nest = function() {
-    var nest = {}, keys = [], sortKeys = [], sortValues, rollup;
-    function map(mapType, array, depth) {
-      if (depth >= keys.length) return rollup ? rollup.call(nest, array) : sortValues ? array.sort(sortValues) : array;
-      var i = -1, n = array.length, key = keys[depth++], keyValue, object, setter, valuesByKey = new d3_Map(), values;
-      while (++i < n) {
-        if (values = valuesByKey.get(keyValue = key(object = array[i]))) {
-          values.push(object);
-        } else {
-          valuesByKey.set(keyValue, [ object ]);
-        }
-      }
-      if (mapType) {
-        object = mapType();
-        setter = function(keyValue, values) {
-          object.set(keyValue, map(mapType, values, depth));
-        };
-      } else {
-        object = {};
-        setter = function(keyValue, values) {
-          object[keyValue] = map(mapType, values, depth);
-        };
-      }
-      valuesByKey.forEach(setter);
-      return object;
-    }
-    function entries(map, depth) {
-      if (depth >= keys.length) return map;
-      var array = [], sortKey = sortKeys[depth++];
-      map.forEach(function(key, keyMap) {
-        array.push({
-          key: key,
-          values: entries(keyMap, depth)
-        });
-      });
-      return sortKey ? array.sort(function(a, b) {
-        return sortKey(a.key, b.key);
-      }) : array;
-    }
-    nest.map = function(array, mapType) {
-      return map(mapType, array, 0);
-    };
-    nest.entries = function(array) {
-      return entries(map(d3.map, array, 0), 0);
-    };
-    nest.key = function(d) {
-      keys.push(d);
-      return nest;
-    };
-    nest.sortKeys = function(order) {
-      sortKeys[keys.length - 1] = order;
-      return nest;
-    };
-    nest.sortValues = function(order) {
-      sortValues = order;
-      return nest;
-    };
-    nest.rollup = function(f) {
-      rollup = f;
-      return nest;
-    };
-    return nest;
-  };
-  d3.set = function(array) {
-    var set = new d3_Set();
-    if (array) for (var i = 0; i < array.length; i++) set.add(array[i]);
-    return set;
-  };
-  function d3_Set() {}
-  d3_class(d3_Set, {
-    has: function(value) {
-      return d3_map_prefix + value in this;
-    },
-    add: function(value) {
-      this[d3_map_prefix + value] = true;
-      return value;
-    },
-    remove: function(value) {
-      value = d3_map_prefix + value;
-      return value in this && delete this[value];
-    },
-    values: function() {
-      var values = [];
-      this.forEach(function(value) {
-        values.push(value);
-      });
-      return values;
-    },
-    forEach: function(f) {
-      for (var value in this) {
-        if (value.charCodeAt(0) === d3_map_prefixCode) {
-          f.call(this, value.substring(1));
-        }
-      }
-    }
-  });
-  d3.behavior = {};
-  d3.rebind = function(target, source) {
-    var i = 1, n = arguments.length, method;
-    while (++i < n) target[method = arguments[i]] = d3_rebind(target, source, source[method]);
-    return target;
-  };
-  function d3_rebind(target, source, method) {
-    return function() {
-      var value = method.apply(source, arguments);
-      return value === source ? target : value;
-    };
-  }
-  d3.dispatch = function() {
-    var dispatch = new d3_dispatch(), i = -1, n = arguments.length;
-    while (++i < n) dispatch[arguments[i]] = d3_dispatch_event(dispatch);
-    return dispatch;
-  };
-  function d3_dispatch() {}
-  d3_dispatch.prototype.on = function(type, listener) {
-    var i = type.indexOf("."), name = "";
-    if (i >= 0) {
-      name = type.substring(i + 1);
-      type = type.substring(0, i);
-    }
-    if (type) return arguments.length < 2 ? this[type].on(name) : this[type].on(name, listener);
-    if (arguments.length === 2) {
-      if (listener == null) for (type in this) {
-        if (this.hasOwnProperty(type)) this[type].on(name, null);
-      }
-      return this;
-    }
-  };
-  function d3_dispatch_event(dispatch) {
-    var listeners = [], listenerByName = new d3_Map();
-    function event() {
-      var z = listeners, i = -1, n = z.length, l;
-      while (++i < n) if (l = z[i].on) l.apply(this, arguments);
-      return dispatch;
-    }
-    event.on = function(name, listener) {
-      var l = listenerByName.get(name), i;
-      if (arguments.length < 2) return l && l.on;
-      if (l) {
-        l.on = null;
-        listeners = listeners.slice(0, i = listeners.indexOf(l)).concat(listeners.slice(i + 1));
-        listenerByName.remove(name);
-      }
-      if (listener) listeners.push(listenerByName.set(name, {
-        on: listener
-      }));
-      return dispatch;
-    };
-    return event;
-  }
-  d3.event = null;
-  function d3_eventCancel() {
-    d3.event.stopPropagation();
-    d3.event.preventDefault();
-  }
-  function d3_eventSource() {
-    var e = d3.event, s;
-    while (s = e.sourceEvent) e = s;
-    return e;
-  }
-  function d3_eventSuppress(target, type) {
-    function off() {
-      target.on(type, null);
-    }
-    target.on(type, function() {
-      d3_eventCancel();
-      off();
-    }, true);
-    setTimeout(off, 0);
-  }
-  function d3_eventDispatch(target) {
-    var dispatch = new d3_dispatch(), i = 0, n = arguments.length;
-    while (++i < n) dispatch[arguments[i]] = d3_dispatch_event(dispatch);
-    dispatch.of = function(thiz, argumentz) {
-      return function(e1) {
-        try {
-          var e0 = e1.sourceEvent = d3.event;
-          e1.target = target;
-          d3.event = e1;
-          dispatch[e1.type].apply(thiz, argumentz);
-        } finally {
-          d3.event = e0;
-        }
-      };
-    };
-    return dispatch;
-  }
-  d3.mouse = function(container) {
-    return d3_mousePoint(container, d3_eventSource());
-  };
-  var d3_mouse_bug44083 = /WebKit/.test(d3_window.navigator.userAgent) ? -1 : 0;
-  function d3_mousePoint(container, e) {
-    var svg = container.ownerSVGElement || container;
-    if (svg.createSVGPoint) {
-      var point = svg.createSVGPoint();
-      if (d3_mouse_bug44083 < 0 && (d3_window.scrollX || d3_window.scrollY)) {
-        svg = d3.select(d3_document.body).append("svg").style("position", "absolute").style("top", 0).style("left", 0);
-        var ctm = svg[0][0].getScreenCTM();
-        d3_mouse_bug44083 = !(ctm.f || ctm.e);
-        svg.remove();
-      }
-      if (d3_mouse_bug44083) {
-        point.x = e.pageX;
-        point.y = e.pageY;
-      } else {
-        point.x = e.clientX;
-        point.y = e.clientY;
-      }
-      point = point.matrixTransform(container.getScreenCTM().inverse());
-      return [ point.x, point.y ];
-    }
-    var rect = container.getBoundingClientRect();
-    return [ e.clientX - rect.left - container.clientLeft, e.clientY - rect.top - container.clientTop ];
-  }
-  var d3_array = d3_arraySlice;
-  function d3_arrayCopy(pseudoarray) {
-    var i = -1, n = pseudoarray.length, array = [];
-    while (++i < n) array.push(pseudoarray[i]);
-    return array;
-  }
-  function d3_arraySlice(pseudoarray) {
-    return Array.prototype.slice.call(pseudoarray);
-  }
-  try {
-    d3_array(d3_document.documentElement.childNodes)[0].nodeType;
-  } catch (e) {
-    d3_array = d3_arrayCopy;
-  }
-  var d3_arraySubclass = [].__proto__ ? function(array, prototype) {
-    array.__proto__ = prototype;
-  } : function(array, prototype) {
-    for (var property in prototype) array[property] = prototype[property];
-  };
-  d3.touches = function(container, touches) {
-    if (arguments.length < 2) touches = d3_eventSource().touches;
-    return touches ? d3_array(touches).map(function(touch) {
-      var point = d3_mousePoint(container, touch);
-      point.identifier = touch.identifier;
-      return point;
-    }) : [];
-  };
-  d3.behavior.drag = function() {
-    var event = d3_eventDispatch(drag, "drag", "dragstart", "dragend"), origin = null;
-    function drag() {
-      this.on("mousedown.drag", mousedown).on("touchstart.drag", mousedown);
-    }
-    function mousedown() {
-      var target = this, event_ = event.of(target, arguments), eventTarget = d3.event.target, touchId = d3.event.touches ? d3.event.changedTouches[0].identifier : null, offset, origin_ = point(), moved = 0;
-      var w = d3.select(d3_window).on(touchId != null ? "touchmove.drag-" + touchId : "mousemove.drag", dragmove).on(touchId != null ? "touchend.drag-" + touchId : "mouseup.drag", dragend, true);
-      if (origin) {
-        offset = origin.apply(target, arguments);
-        offset = [ offset.x - origin_[0], offset.y - origin_[1] ];
-      } else {
-        offset = [ 0, 0 ];
-      }
-      if (touchId == null) d3_eventCancel();
-      event_({
-        type: "dragstart"
-      });
-      function point() {
-        var p = target.parentNode;
-        return touchId != null ? d3.touches(p).filter(function(p) {
-          return p.identifier === touchId;
-        })[0] : d3.mouse(p);
-      }
-      function dragmove() {
-        if (!target.parentNode) return dragend();
-        var p = point(), dx = p[0] - origin_[0], dy = p[1] - origin_[1];
-        moved |= dx | dy;
-        origin_ = p;
-        d3_eventCancel();
-        event_({
-          type: "drag",
-          x: p[0] + offset[0],
-          y: p[1] + offset[1],
-          dx: dx,
-          dy: dy
-        });
-      }
-      function dragend() {
-        event_({
-          type: "dragend"
-        });
-        if (moved) {
-          d3_eventCancel();
-          if (d3.event.target === eventTarget) d3_eventSuppress(w, "click");
-        }
-        w.on(touchId != null ? "touchmove.drag-" + touchId : "mousemove.drag", null).on(touchId != null ? "touchend.drag-" + touchId : "mouseup.drag", null);
-      }
-    }
-    drag.origin = function(x) {
-      if (!arguments.length) return origin;
-      origin = x;
-      return drag;
-    };
-    return d3.rebind(drag, event, "on");
-  };
-  function d3_selection(groups) {
-    d3_arraySubclass(groups, d3_selectionPrototype);
-    return groups;
-  }
-  var d3_select = function(s, n) {
-    return n.querySelector(s);
-  }, d3_selectAll = function(s, n) {
-    return n.querySelectorAll(s);
-  }, d3_selectRoot = d3_document.documentElement, d3_selectMatcher = d3_selectRoot.matchesSelector || d3_selectRoot.webkitMatchesSelector || d3_selectRoot.mozMatchesSelector || d3_selectRoot.msMatchesSelector || d3_selectRoot.oMatchesSelector, d3_selectMatches = function(n, s) {
-    return d3_selectMatcher.call(n, s);
-  };
-  if (typeof Sizzle === "function") {
-    d3_select = function(s, n) {
-      return Sizzle(s, n)[0] || null;
-    };
-    d3_selectAll = function(s, n) {
-      return Sizzle.uniqueSort(Sizzle(s, n));
-    };
-    d3_selectMatches = Sizzle.matchesSelector;
-  }
-  var d3_selectionPrototype = [];
-  d3.selection = function() {
-    return d3_selectionRoot;
-  };
-  d3.selection.prototype = d3_selectionPrototype;
-  d3_selectionPrototype.select = function(selector) {
-    var subgroups = [], subgroup, subnode, group, node;
-    if (typeof selector !== "function") selector = d3_selection_selector(selector);
-    for (var j = -1, m = this.length; ++j < m; ) {
-      subgroups.push(subgroup = []);
-      subgroup.parentNode = (group = this[j]).parentNode;
-      for (var i = -1, n = group.length; ++i < n; ) {
-        if (node = group[i]) {
-          subgroup.push(subnode = selector.call(node, node.__data__, i));
-          if (subnode && "__data__" in node) subnode.__data__ = node.__data__;
-        } else {
-          subgroup.push(null);
-        }
-      }
-    }
-    return d3_selection(subgroups);
-  };
-  function d3_selection_selector(selector) {
-    return function() {
-      return d3_select(selector, this);
-    };
-  }
-  d3_selectionPrototype.selectAll = function(selector) {
-    var subgroups = [], subgroup, node;
-    if (typeof selector !== "function") selector = d3_selection_selectorAll(selector);
-    for (var j = -1, m = this.length; ++j < m; ) {
-      for (var group = this[j], i = -1, n = group.length; ++i < n; ) {
-        if (node = group[i]) {
-          subgroups.push(subgroup = d3_array(selector.call(node, node.__data__, i)));
-          subgroup.parentNode = node;
-        }
-      }
-    }
-    return d3_selection(subgroups);
-  };
-  function d3_selection_selectorAll(selector) {
-    return function() {
-      return d3_selectAll(selector, this);
-    };
-  }
-  var d3_nsPrefix = {
-    svg: "http://www.w3.org/2000/svg",
-    xhtml: "http://www.w3.org/1999/xhtml",
-    xlink: "http://www.w3.org/1999/xlink",
-    xml: "http://www.w3.org/XML/1998/namespace",
-    xmlns: "http://www.w3.org/2000/xmlns/"
-  };
-  d3.ns = {
-    prefix: d3_nsPrefix,
-    qualify: function(name) {
-      var i = name.indexOf(":"), prefix = name;
-      if (i >= 0) {
-        prefix = name.substring(0, i);
-        name = name.substring(i + 1);
-      }
-      return d3_nsPrefix.hasOwnProperty(prefix) ? {
-        space: d3_nsPrefix[prefix],
-        local: name
-      } : name;
-    }
-  };
-  d3_selectionPrototype.attr = function(name, value) {
-    if (arguments.length < 2) {
-      if (typeof name === "string") {
-        var node = this.node();
-        name = d3.ns.qualify(name);
-        return name.local ? node.getAttributeNS(name.space, name.local) : node.getAttribute(name);
-      }
-      for (value in name) this.each(d3_selection_attr(value, name[value]));
-      return this;
-    }
-    return this.each(d3_selection_attr(name, value));
-  };
-  function d3_selection_attr(name, value) {
-    name = d3.ns.qualify(name);
-    function attrNull() {
-      this.removeAttribute(name);
-    }
-    function attrNullNS() {
-      this.removeAttributeNS(name.space, name.local);
-    }
-    function attrConstant() {
-      this.setAttribute(name, value);
-    }
-    function attrConstantNS() {
-      this.setAttributeNS(name.space, name.local, value);
-    }
-    function attrFunction() {
-      var x = value.apply(this, arguments);
-      if (x == null) this.removeAttribute(name); else this.setAttribute(name, x);
-    }
-    function attrFunctionNS() {
-      var x = value.apply(this, arguments);
-      if (x == null) this.removeAttributeNS(name.space, name.local); else this.setAttributeNS(name.space, name.local, x);
-    }
-    return value == null ? name.local ? attrNullNS : attrNull : typeof value === "function" ? name.local ? attrFunctionNS : attrFunction : name.local ? attrConstantNS : attrConstant;
-  }
-  function d3_collapse(s) {
-    return s.trim().replace(/\s+/g, " ");
-  }
-  d3.requote = function(s) {
-    return s.replace(d3_requote_re, "\\$&");
-  };
-  var d3_requote_re = /[\\\^\$\*\+\?\|\[\]\(\)\.\{\}]/g;
-  d3_selectionPrototype.classed = function(name, value) {
-    if (arguments.length < 2) {
-      if (typeof name === "string") {
-        var node = this.node(), n = (name = name.trim().split(/^|\s+/g)).length, i = -1;
-        if (value = node.classList) {
-          while (++i < n) if (!value.contains(name[i])) return false;
-        } else {
-          value = node.getAttribute("class");
-          while (++i < n) if (!d3_selection_classedRe(name[i]).test(value)) return false;
-        }
-        return true;
-      }
-      for (value in name) this.each(d3_selection_classed(value, name[value]));
-      return this;
-    }
-    return this.each(d3_selection_classed(name, value));
-  };
-  function d3_selection_classedRe(name) {
-    return new RegExp("(?:^|\\s+)" + d3.requote(name) + "(?:\\s+|$)", "g");
-  }
-  function d3_selection_classed(name, value) {
-    name = name.trim().split(/\s+/).map(d3_selection_classedName);
-    var n = name.length;
-    function classedConstant() {
-      var i = -1;
-      while (++i < n) name[i](this, value);
-    }
-    function classedFunction() {
-      var i = -1, x = value.apply(this, arguments);
-      while (++i < n) name[i](this, x);
-    }
-    return typeof value === "function" ? classedFunction : classedConstant;
-  }
-  function d3_selection_classedName(name) {
-    var re = d3_selection_classedRe(name);
-    return function(node, value) {
-      if (c = node.classList) return value ? c.add(name) : c.remove(name);
-      var c = node.getAttribute("class") || "";
-      if (value) {
-        re.lastIndex = 0;
-        if (!re.test(c)) node.setAttribute("class", d3_collapse(c + " " + name));
-      } else {
-        node.setAttribute("class", d3_collapse(c.replace(re, " ")));
-      }
-    };
-  }
-  d3_selectionPrototype.style = function(name, value, priority) {
-    var n = arguments.length;
-    if (n < 3) {
-      if (typeof name !== "string") {
-        if (n < 2) value = "";
-        for (priority in name) this.each(d3_selection_style(priority, name[priority], value));
-        return this;
-      }
-      if (n < 2) return d3_window.getComputedStyle(this.node(), null).getPropertyValue(name);
-      priority = "";
-    }
-    return this.each(d3_selection_style(name, value, priority));
-  };
-  function d3_selection_style(name, value, priority) {
-    function styleNull() {
-      this.style.removeProperty(name);
-    }
-    function styleConstant() {
-      this.style.setProperty(name, value, priority);
-    }
-    function styleFunction() {
-      var x = value.apply(this, arguments);
-      if (x == null) this.style.removeProperty(name); else this.style.setProperty(name, x, priority);
-    }
-    return value == null ? styleNull : typeof value === "function" ? styleFunction : styleConstant;
-  }
-  d3_selectionPrototype.property = function(name, value) {
-    if (arguments.length < 2) {
-      if (typeof name === "string") return this.node()[name];
-      for (value in name) this.each(d3_selection_property(value, name[value]));
-      return this;
-    }
-    return this.each(d3_selection_property(name, value));
-  };
-  function d3_selection_property(name, value) {
-    function propertyNull() {
-      delete this[name];
-    }
-    function propertyConstant() {
-      this[name] = value;
-    }
-    function propertyFunction() {
-      var x = value.apply(this, arguments);
-      if (x == null) delete this[name]; else this[name] = x;
-    }
-    return value == null ? propertyNull : typeof value === "function" ? propertyFunction : propertyConstant;
-  }
-  d3_selectionPrototype.text = function(value) {
-    return arguments.length ? this.each(typeof value === "function" ? function() {
-      var v = value.apply(this, arguments);
-      this.textContent = v == null ? "" : v;
-    } : value == null ? function() {
-      this.textContent = "";
-    } : function() {
-      this.textContent = value;
-    }) : this.node().textContent;
-  };
-  d3_selectionPrototype.html = function(value) {
-    return arguments.length ? this.each(typeof value === "function" ? function() {
-      var v = value.apply(this, arguments);
-      this.innerHTML = v == null ? "" : v;
-    } : value == null ? function() {
-      this.innerHTML = "";
-    } : function() {
-      this.innerHTML = value;
-    }) : this.node().innerHTML;
-  };
-  d3_selectionPrototype.append = function(name) {
-    name = d3.ns.qualify(name);
-    function append() {
-      return this.appendChild(d3_document.createElementNS(this.namespaceURI, name));
-    }
-    function appendNS() {
-      return this.appendChild(d3_document.createElementNS(name.space, name.local));
-    }
-    return this.select(name.local ? appendNS : append);
-  };
-  d3_selectionPrototype.insert = function(name, before) {
-    name = d3.ns.qualify(name);
-    if (typeof before !== "function") before = d3_selection_selector(before);
-    function insert(d, i) {
-      return this.insertBefore(d3_document.createElementNS(this.namespaceURI, name), before.call(this, d, i));
-    }
-    function insertNS(d, i) {
-      return this.insertBefore(d3_document.createElementNS(name.space, name.local), before.call(this, d, i));
-    }
-    return this.select(name.local ? insertNS : insert);
-  };
-  d3_selectionPrototype.remove = function() {
-    return this.each(function() {
-      var parent = this.parentNode;
-      if (parent) parent.removeChild(this);
-    });
-  };
-  d3_selectionPrototype.data = function(value, key) {
-    var i = -1, n = this.length, group, node;
-    if (!arguments.length) {
-      value = new Array(n = (group = this[0]).length);
-      while (++i < n) {
-        if (node = group[i]) {
-          value[i] = node.__data__;
-        }
-      }
-      return value;
-    }
-    function bind(group, groupData) {
-      var i, n = group.length, m = groupData.length, n0 = Math.min(n, m), updateNodes = new Array(m), enterNodes = new Array(m), exitNodes = new Array(n), node, nodeData;
-      if (key) {
-        var nodeByKeyValue = new d3_Map(), dataByKeyValue = new d3_Map(), keyValues = [], keyValue;
-        for (i = -1; ++i < n; ) {
-          keyValue = key.call(node = group[i], node.__data__, i);
-          if (nodeByKeyValue.has(keyValue)) {
-            exitNodes[i] = node;
-          } else {
-            nodeByKeyValue.set(keyValue, node);
-          }
-          keyValues.push(keyValue);
-        }
-        for (i = -1; ++i < m; ) {
-          keyValue = key.call(groupData, nodeData = groupData[i], i);
-          if (node = nodeByKeyValue.get(keyValue)) {
-            updateNodes[i] = node;
-            node.__data__ = nodeData;
-          } else if (!dataByKeyValue.has(keyValue)) {
-            enterNodes[i] = d3_selection_dataNode(nodeData);
-          }
-          dataByKeyValue.set(keyValue, nodeData);
-          nodeByKeyValue.remove(keyValue);
-        }
-        for (i = -1; ++i < n; ) {
-          if (nodeByKeyValue.has(keyValues[i])) {
-            exitNodes[i] = group[i];
-          }
-        }
-      } else {
-        for (i = -1; ++i < n0; ) {
-          node = group[i];
-          nodeData = groupData[i];
-          if (node) {
-            node.__data__ = nodeData;
-            updateNodes[i] = node;
-          } else {
-            enterNodes[i] = d3_selection_dataNode(nodeData);
-          }
-        }
-        for (;i < m; ++i) {
-          enterNodes[i] = d3_selection_dataNode(groupData[i]);
-        }
-        for (;i < n; ++i) {
-          exitNodes[i] = group[i];
-        }
-      }
-      enterNodes.update = updateNodes;
-      enterNodes.parentNode = updateNodes.parentNode = exitNodes.parentNode = group.parentNode;
-      enter.push(enterNodes);
-      update.push(updateNodes);
-      exit.push(exitNodes);
-    }
-    var enter = d3_selection_enter([]), update = d3_selection([]), exit = d3_selection([]);
-    if (typeof value === "function") {
-      while (++i < n) {
-        bind(group = this[i], value.call(group, group.parentNode.__data__, i));
-      }
-    } else {
-      while (++i < n) {
-        bind(group = this[i], value);
-      }
-    }
-    update.enter = function() {
-      return enter;
-    };
-    update.exit = function() {
-      return exit;
-    };
-    return update;
-  };
-  function d3_selection_dataNode(data) {
-    return {
-      __data__: data
-    };
-  }
-  d3_selectionPrototype.datum = function(value) {
-    return arguments.length ? this.property("__data__", value) : this.property("__data__");
-  };
-  d3_selectionPrototype.filter = function(filter) {
-    var subgroups = [], subgroup, group, node;
-    if (typeof filter !== "function") filter = d3_selection_filter(filter);
-    for (var j = 0, m = this.length; j < m; j++) {
-      subgroups.push(subgroup = []);
-      subgroup.parentNode = (group = this[j]).parentNode;
-      for (var i = 0, n = group.length; i < n; i++) {
-        if ((node = group[i]) && filter.call(node, node.__data__, i)) {
-          subgroup.push(node);
-        }
-      }
-    }
-    return d3_selection(subgroups);
-  };
-  function d3_selection_filter(selector) {
-    return function() {
-      return d3_selectMatches(this, selector);
-    };
-  }
-  d3_selectionPrototype.order = function() {
-    for (var j = -1, m = this.length; ++j < m; ) {
-      for (var group = this[j], i = group.length - 1, next = group[i], node; --i >= 0; ) {
-        if (node = group[i]) {
-          if (next && next !== node.nextSibling) next.parentNode.insertBefore(node, next);
-          next = node;
-        }
-      }
-    }
-    return this;
-  };
-  d3_selectionPrototype.sort = function(comparator) {
-    comparator = d3_selection_sortComparator.apply(this, arguments);
-    for (var j = -1, m = this.length; ++j < m; ) this[j].sort(comparator);
-    return this.order();
-  };
-  function d3_selection_sortComparator(comparator) {
-    if (!arguments.length) comparator = d3.ascending;
-    return function(a, b) {
-      return !a - !b || comparator(a.__data__, b.__data__);
-    };
-  }
-  function d3_noop() {}
-  d3_selectionPrototype.on = function(type, listener, capture) {
-    var n = arguments.length;
-    if (n < 3) {
-      if (typeof type !== "string") {
-        if (n < 2) listener = false;
-        for (capture in type) this.each(d3_selection_on(capture, type[capture], listener));
-        return this;
-      }
-      if (n < 2) return (n = this.node()["__on" + type]) && n._;
-      capture = false;
-    }
-    return this.each(d3_selection_on(type, listener, capture));
-  };
-  function d3_selection_on(type, listener, capture) {
-    var name = "__on" + type, i = type.indexOf("."), wrap = d3_selection_onListener;
-    if (i > 0) type = type.substring(0, i);
-    var filter = d3_selection_onFilters.get(type);
-    if (filter) type = filter, wrap = d3_selection_onFilter;
-    function onRemove() {
-      var l = this[name];
-      if (l) {
-        this.removeEventListener(type, l, l.$);
-        delete this[name];
-      }
-    }
-    function onAdd() {
-      var l = wrap(listener, d3_array(arguments));
-      onRemove.call(this);
-      this.addEventListener(type, this[name] = l, l.$ = capture);
-      l._ = listener;
-    }
-    function removeAll() {
-      var re = new RegExp("^__on([^.]+)" + d3.requote(type) + "$"), match;
-      for (var name in this) {
-        if (match = name.match(re)) {
-          var l = this[name];
-          this.removeEventListener(match[1], l, l.$);
-          delete this[name];
-        }
-      }
-    }
-    return i ? listener ? onAdd : onRemove : listener ? d3_noop : removeAll;
-  }
-  var d3_selection_onFilters = d3.map({
-    mouseenter: "mouseover",
-    mouseleave: "mouseout"
-  });
-  d3_selection_onFilters.forEach(function(k) {
-    if ("on" + k in d3_document) d3_selection_onFilters.remove(k);
-  });
-  function d3_selection_onListener(listener, argumentz) {
-    return function(e) {
-      var o = d3.event;
-      d3.event = e;
-      argumentz[0] = this.__data__;
-      try {
-        listener.apply(this, argumentz);
-      } finally {
-        d3.event = o;
-      }
-    };
-  }
-  function d3_selection_onFilter(listener, argumentz) {
-    var l = d3_selection_onListener(listener, argumentz);
-    return function(e) {
-      var target = this, related = e.relatedTarget;
-      if (!related || related !== target && !(related.compareDocumentPosition(target) & 8)) {
-        l.call(target, e);
-      }
-    };
-  }
-  d3_selectionPrototype.each = function(callback) {
-    return d3_selection_each(this, function(node, i, j) {
-      callback.call(node, node.__data__, i, j);
-    });
-  };
-  function d3_selection_each(groups, callback) {
-    for (var j = 0, m = groups.length; j < m; j++) {
-      for (var group = groups[j], i = 0, n = group.length, node; i < n; i++) {
-        if (node = group[i]) callback(node, i, j);
-      }
-    }
-    return groups;
-  }
-  d3_selectionPrototype.call = function(callback) {
-    var args = d3_array(arguments);
-    callback.apply(args[0] = this, args);
-    return this;
-  };
-  d3_selectionPrototype.empty = function() {
-    return !this.node();
-  };
-  d3_selectionPrototype.node = function() {
-    for (var j = 0, m = this.length; j < m; j++) {
-      for (var group = this[j], i = 0, n = group.length; i < n; i++) {
-        var node = group[i];
-        if (node) return node;
-      }
-    }
-    return null;
-  };
-  function d3_selection_enter(selection) {
-    d3_arraySubclass(selection, d3_selection_enterPrototype);
-    return selection;
-  }
-  var d3_selection_enterPrototype = [];
-  d3.selection.enter = d3_selection_enter;
-  d3.selection.enter.prototype = d3_selection_enterPrototype;
-  d3_selection_enterPrototype.append = d3_selectionPrototype.append;
-  d3_selection_enterPrototype.insert = d3_selectionPrototype.insert;
-  d3_selection_enterPrototype.empty = d3_selectionPrototype.empty;
-  d3_selection_enterPrototype.node = d3_selectionPrototype.node;
-  d3_selection_enterPrototype.select = function(selector) {
-    var subgroups = [], subgroup, subnode, upgroup, group, node;
-    for (var j = -1, m = this.length; ++j < m; ) {
-      upgroup = (group = this[j]).update;
-      subgroups.push(subgroup = []);
-      subgroup.parentNode = group.parentNode;
-      for (var i = -1, n = group.length; ++i < n; ) {
-        if (node = group[i]) {
-          subgroup.push(upgroup[i] = subnode = selector.call(group.parentNode, node.__data__, i));
-          subnode.__data__ = node.__data__;
-        } else {
-          subgroup.push(null);
-        }
-      }
-    }
-    return d3_selection(subgroups);
-  };
-  d3_selectionPrototype.transition = function() {
-    var id = d3_transitionInheritId || ++d3_transitionId, subgroups = [], subgroup, node, transition = Object.create(d3_transitionInherit);
-    transition.time = Date.now();
-    for (var j = -1, m = this.length; ++j < m; ) {
-      subgroups.push(subgroup = []);
-      for (var group = this[j], i = -1, n = group.length; ++i < n; ) {
-        if (node = group[i]) d3_transitionNode(node, i, id, transition);
-        subgroup.push(node);
-      }
-    }
-    return d3_transition(subgroups, id);
-  };
-  var d3_selectionRoot = d3_selection([ [ d3_document ] ]);
-  d3_selectionRoot[0].parentNode = d3_selectRoot;
-  d3.select = function(selector) {
-    return typeof selector === "string" ? d3_selectionRoot.select(selector) : d3_selection([ [ selector ] ]);
-  };
-  d3.selectAll = function(selector) {
-    return typeof selector === "string" ? d3_selectionRoot.selectAll(selector) : d3_selection([ d3_array(selector) ]);
-  };
-  d3.behavior.zoom = function() {
-    var translate = [ 0, 0 ], translate0, scale = 1, scale0, scaleExtent = d3_behavior_zoomInfinity, event = d3_eventDispatch(zoom, "zoom"), x0, x1, y0, y1, touchtime;
-    function zoom() {
-      this.on("mousedown.zoom", mousedown).on("mousemove.zoom", mousemove).on(d3_behavior_zoomWheel + ".zoom", mousewheel).on("dblclick.zoom", dblclick).on("touchstart.zoom", touchstart).on("touchmove.zoom", touchmove).on("touchend.zoom", touchstart);
-    }
-    zoom.translate = function(x) {
-      if (!arguments.length) return translate;
-      translate = x.map(Number);
-      rescale();
-      return zoom;
-    };
-    zoom.scale = function(x) {
-      if (!arguments.length) return scale;
-      scale = +x;
-      rescale();
-      return zoom;
-    };
-    zoom.scaleExtent = function(x) {
-      if (!arguments.length) return scaleExtent;
-      scaleExtent = x == null ? d3_behavior_zoomInfinity : x.map(Number);
-      return zoom;
-    };
-    zoom.x = function(z) {
-      if (!arguments.length) return x1;
-      x1 = z;
-      x0 = z.copy();
-      translate = [ 0, 0 ];
-      scale = 1;
-      return zoom;
-    };
-    zoom.y = function(z) {
-      if (!arguments.length) return y1;
-      y1 = z;
-      y0 = z.copy();
-      translate = [ 0, 0 ];
-      scale = 1;
-      return zoom;
-    };
-    function location(p) {
-      return [ (p[0] - translate[0]) / scale, (p[1] - translate[1]) / scale ];
-    }
-    function point(l) {
-      return [ l[0] * scale + translate[0], l[1] * scale + translate[1] ];
-    }
-    function scaleTo(s) {
-      scale = Math.max(scaleExtent[0], Math.min(scaleExtent[1], s));
-    }
-    function translateTo(p, l) {
-      l = point(l);
-      translate[0] += p[0] - l[0];
-      translate[1] += p[1] - l[1];
-    }
-    function rescale() {
-      if (x1) x1.domain(x0.range().map(function(x) {
-        return (x - translate[0]) / scale;
-      }).map(x0.invert));
-      if (y1) y1.domain(y0.range().map(function(y) {
-        return (y - translate[1]) / scale;
-      }).map(y0.invert));
-    }
-    function dispatch(event) {
-      rescale();
-      d3.event.preventDefault();
-      event({
-        type: "zoom",
-        scale: scale,
-        translate: translate
-      });
-    }
-    function mousedown() {
-      var target = this, event_ = event.of(target, arguments), eventTarget = d3.event.target, moved = 0, w = d3.select(d3_window).on("mousemove.zoom", mousemove).on("mouseup.zoom", mouseup), l = location(d3.mouse(target));
-      d3_window.focus();
-      d3_eventCancel();
-      function mousemove() {
-        moved = 1;
-        translateTo(d3.mouse(target), l);
-        dispatch(event_);
-      }
-      function mouseup() {
-        if (moved) d3_eventCancel();
-        w.on("mousemove.zoom", null).on("mouseup.zoom", null);
-        if (moved && d3.event.target === eventTarget) d3_eventSuppress(w, "click.zoom");
-      }
-    }
-    function mousewheel() {
-      if (!translate0) translate0 = location(d3.mouse(this));
-      scaleTo(Math.pow(2, d3_behavior_zoomDelta() * .002) * scale);
-      translateTo(d3.mouse(this), translate0);
-      dispatch(event.of(this, arguments));
-    }
-    function mousemove() {
-      translate0 = null;
-    }
-    function dblclick() {
-      var p = d3.mouse(this), l = location(p), k = Math.log(scale) / Math.LN2;
-      scaleTo(Math.pow(2, d3.event.shiftKey ? Math.ceil(k) - 1 : Math.floor(k) + 1));
-      translateTo(p, l);
-      dispatch(event.of(this, arguments));
-    }
-    function touchstart() {
-      var touches = d3.touches(this), now = Date.now();
-      scale0 = scale;
-      translate0 = {};
-      touches.forEach(function(t) {
-        translate0[t.identifier] = location(t);
-      });
-      d3_eventCancel();
-      if (touches.length === 1) {
-        if (now - touchtime < 500) {
-          var p = touches[0], l = location(touches[0]);
-          scaleTo(scale * 2);
-          translateTo(p, l);
-          dispatch(event.of(this, arguments));
-        }
-        touchtime = now;
-      }
-    }
-    function touchmove() {
-      var touches = d3.touches(this), p0 = touches[0], l0 = translate0[p0.identifier];
-      if (p1 = touches[1]) {
-        var p1, l1 = translate0[p1.identifier];
-        p0 = [ (p0[0] + p1[0]) / 2, (p0[1] + p1[1]) / 2 ];
-        l0 = [ (l0[0] + l1[0]) / 2, (l0[1] + l1[1]) / 2 ];
-        scaleTo(d3.event.scale * scale0);
-      }
-      translateTo(p0, l0);
-      touchtime = null;
-      dispatch(event.of(this, arguments));
-    }
-    return d3.rebind(zoom, event, "on");
-  };
-  var d3_behavior_zoomInfinity = [ 0, Infinity ];
-  var d3_behavior_zoomDelta, d3_behavior_zoomWheel = "onwheel" in d3_document ? (d3_behavior_zoomDelta = function() {
-    return -d3.event.deltaY * (d3.event.deltaMode ? 120 : 1);
-  }, "wheel") : "onmousewheel" in d3_document ? (d3_behavior_zoomDelta = function() {
-    return d3.event.wheelDelta;
-  }, "mousewheel") : (d3_behavior_zoomDelta = function() {
-    return -d3.event.detail;
-  }, "MozMousePixelScroll");
-  function d3_Color() {}
-  d3_Color.prototype.toString = function() {
-    return this.rgb() + "";
-  };
-  d3.hsl = function(h, s, l) {
-    return arguments.length === 1 ? h instanceof d3_Hsl ? d3_hsl(h.h, h.s, h.l) : d3_rgb_parse("" + h, d3_rgb_hsl, d3_hsl) : d3_hsl(+h, +s, +l);
-  };
-  function d3_hsl(h, s, l) {
-    return new d3_Hsl(h, s, l);
-  }
-  function d3_Hsl(h, s, l) {
-    this.h = h;
-    this.s = s;
-    this.l = l;
-  }
-  var d3_hslPrototype = d3_Hsl.prototype = new d3_Color();
-  d3_hslPrototype.brighter = function(k) {
-    k = Math.pow(.7, arguments.length ? k : 1);
-    return d3_hsl(this.h, this.s, this.l / k);
-  };
-  d3_hslPrototype.darker = function(k) {
-    k = Math.pow(.7, arguments.length ? k : 1);
-    return d3_hsl(this.h, this.s, k * this.l);
-  };
-  d3_hslPrototype.rgb = function() {
-    return d3_hsl_rgb(this.h, this.s, this.l);
-  };
-  function d3_hsl_rgb(h, s, l) {
-    var m1, m2;
-    h = h % 360;
-    if (h < 0) h += 360;
-    s = s < 0 ? 0 : s > 1 ? 1 : s;
-    l = l < 0 ? 0 : l > 1 ? 1 : l;
-    m2 = l <= .5 ? l * (1 + s) : l + s - l * s;
-    m1 = 2 * l - m2;
-    function v(h) {
-      if (h > 360) h -= 360; else if (h < 0) h += 360;
-      if (h < 60) return m1 + (m2 - m1) * h / 60;
-      if (h < 180) return m2;
-      if (h < 240) return m1 + (m2 - m1) * (240 - h) / 60;
-      return m1;
-    }
-    function vv(h) {
-      return Math.round(v(h) * 255);
-    }
-    return d3_rgb(vv(h + 120), vv(h), vv(h - 120));
-  }
-  var π = Math.PI, ε = 1e-6, d3_radians = π / 180, d3_degrees = 180 / π;
-  function d3_sgn(x) {
-    return x > 0 ? 1 : x < 0 ? -1 : 0;
-  }
-  function d3_acos(x) {
-    return Math.acos(Math.max(-1, Math.min(1, x)));
-  }
-  function d3_asin(x) {
-    return x > 1 ? π / 2 : x < -1 ? -π / 2 : Math.asin(x);
-  }
-  function d3_sinh(x) {
-    return (Math.exp(x) - Math.exp(-x)) / 2;
-  }
-  function d3_cosh(x) {
-    return (Math.exp(x) + Math.exp(-x)) / 2;
-  }
-  function d3_haversin(x) {
-    return (x = Math.sin(x / 2)) * x;
-  }
-  d3.hcl = function(h, c, l) {
-    return arguments.length === 1 ? h instanceof d3_Hcl ? d3_hcl(h.h, h.c, h.l) : h instanceof d3_Lab ? d3_lab_hcl(h.l, h.a, h.b) : d3_lab_hcl((h = d3_rgb_lab((h = d3.rgb(h)).r, h.g, h.b)).l, h.a, h.b) : d3_hcl(+h, +c, +l);
-  };
-  function d3_hcl(h, c, l) {
-    return new d3_Hcl(h, c, l);
-  }
-  function d3_Hcl(h, c, l) {
-    this.h = h;
-    this.c = c;
-    this.l = l;
-  }
-  var d3_hclPrototype = d3_Hcl.prototype = new d3_Color();
-  d3_hclPrototype.brighter = function(k) {
-    return d3_hcl(this.h, this.c, Math.min(100, this.l + d3_lab_K * (arguments.length ? k : 1)));
-  };
-  d3_hclPrototype.darker = function(k) {
-    return d3_hcl(this.h, this.c, Math.max(0, this.l - d3_lab_K * (arguments.length ? k : 1)));
-  };
-  d3_hclPrototype.rgb = function() {
-    return d3_hcl_lab(this.h, this.c, this.l).rgb();
-  };
-  function d3_hcl_lab(h, c, l) {
-    return d3_lab(l, Math.cos(h *= d3_radians) * c, Math.sin(h) * c);
-  }
-  d3.lab = function(l, a, b) {
-    return arguments.length === 1 ? l instanceof d3_Lab ? d3_lab(l.l, l.a, l.b) : l instanceof d3_Hcl ? d3_hcl_lab(l.l, l.c, l.h) : d3_rgb_lab((l = d3.rgb(l)).r, l.g, l.b) : d3_lab(+l, +a, +b);
-  };
-  function d3_lab(l, a, b) {
-    return new d3_Lab(l, a, b);
-  }
-  function d3_Lab(l, a, b) {
-    this.l = l;
-    this.a = a;
-    this.b = b;
-  }
-  var d3_lab_K = 18;
-  var d3_lab_X = .95047, d3_lab_Y = 1, d3_lab_Z = 1.08883;
-  var d3_labPrototype = d3_Lab.prototype = new d3_Color();
-  d3_labPrototype.brighter = function(k) {
-    return d3_lab(Math.min(100, this.l + d3_lab_K * (arguments.length ? k : 1)), this.a, this.b);
-  };
-  d3_labPrototype.darker = function(k) {
-    return d3_lab(Math.max(0, this.l - d3_lab_K * (arguments.length ? k : 1)), this.a, this.b);
-  };
-  d3_labPrototype.rgb = function() {
-    return d3_lab_rgb(this.l, this.a, this.b);
-  };
-  function d3_lab_rgb(l, a, b) {
-    var y = (l + 16) / 116, x = y + a / 500, z = y - b / 200;
-    x = d3_lab_xyz(x) * d3_lab_X;
-    y = d3_lab_xyz(y) * d3_lab_Y;
-    z = d3_lab_xyz(z) * d3_lab_Z;
-    return d3_rgb(d3_xyz_rgb(3.2404542 * x - 1.5371385 * y - .4985314 * z), d3_xyz_rgb(-.969266 * x + 1.8760108 * y + .041556 * z), d3_xyz_rgb(.0556434 * x - .2040259 * y + 1.0572252 * z));
-  }
-  function d3_lab_hcl(l, a, b) {
-    return d3_hcl(Math.atan2(b, a) * d3_degrees, Math.sqrt(a * a + b * b), l);
-  }
-  function d3_lab_xyz(x) {
-    return x > .206893034 ? x * x * x : (x - 4 / 29) / 7.787037;
-  }
-  function d3_xyz_lab(x) {
-    return x > .008856 ? Math.pow(x, 1 / 3) : 7.787037 * x + 4 / 29;
-  }
-  function d3_xyz_rgb(r) {
-    return Math.round(255 * (r <= .00304 ? 12.92 * r : 1.055 * Math.pow(r, 1 / 2.4) - .055));
-  }
-  d3.rgb = function(r, g, b) {
-    return arguments.length === 1 ? r instanceof d3_Rgb ? d3_rgb(r.r, r.g, r.b) : d3_rgb_parse("" + r, d3_rgb, d3_hsl_rgb) : d3_rgb(~~r, ~~g, ~~b);
-  };
-  function d3_rgb(r, g, b) {
-    return new d3_Rgb(r, g, b);
-  }
-  function d3_Rgb(r, g, b) {
-    this.r = r;
-    this.g = g;
-    this.b = b;
-  }
-  var d3_rgbPrototype = d3_Rgb.prototype = new d3_Color();
-  d3_rgbPrototype.brighter = function(k) {
-    k = Math.pow(.7, arguments.length ? k : 1);
-    var r = this.r, g = this.g, b = this.b, i = 30;
-    if (!r && !g && !b) return d3_rgb(i, i, i);
-    if (r && r < i) r = i;
-    if (g && g < i) g = i;
-    if (b && b < i) b = i;
-    return d3_rgb(Math.min(255, Math.floor(r / k)), Math.min(255, Math.floor(g / k)), Math.min(255, Math.floor(b / k)));
-  };
-  d3_rgbPrototype.darker = function(k) {
-    k = Math.pow(.7, arguments.length ? k : 1);
-    return d3_rgb(Math.floor(k * this.r), Math.floor(k * this.g), Math.floor(k * this.b));
-  };
-  d3_rgbPrototype.hsl = function() {
-    return d3_rgb_hsl(this.r, this.g, this.b);
-  };
-  d3_rgbPrototype.toString = function() {
-    return "#" + d3_rgb_hex(this.r) + d3_rgb_hex(this.g) + d3_rgb_hex(this.b);
-  };
-  function d3_rgb_hex(v) {
-    return v < 16 ? "0" + Math.max(0, v).toString(16) : Math.min(255, v).toString(16);
-  }
-  function d3_rgb_parse(format, rgb, hsl) {
-    var r = 0, g = 0, b = 0, m1, m2, name;
-    m1 = /([a-z]+)\((.*)\)/i.exec(format);
-    if (m1) {
-      m2 = m1[2].split(",");
-      switch (m1[1]) {
-       case "hsl":
-        {
-          return hsl(parseFloat(m2[0]), parseFloat(m2[1]) / 100, parseFloat(m2[2]) / 100);
-        }
-
-       case "rgb":
-        {
-          return rgb(d3_rgb_parseNumber(m2[0]), d3_rgb_parseNumber(m2[1]), d3_rgb_parseNumber(m2[2]));
-        }
-      }
-    }
-    if (name = d3_rgb_names.get(format)) return rgb(name.r, name.g, name.b);
-    if (format != null && format.charAt(0) === "#") {
-      if (format.length === 4) {
-        r = format.charAt(1);
-        r += r;
-        g = format.charAt(2);
-        g += g;
-        b = format.charAt(3);
-        b += b;
-      } else if (format.length === 7) {
-        r = format.substring(1, 3);
-        g = format.substring(3, 5);
-        b = format.substring(5, 7);
-      }
-      r = parseInt(r, 16);
-      g = parseInt(g, 16);
-      b = parseInt(b, 16);
-    }
-    return rgb(r, g, b);
-  }
-  function d3_rgb_hsl(r, g, b) {
-    var min = Math.min(r /= 255, g /= 255, b /= 255), max = Math.max(r, g, b), d = max - min, h, s, l = (max + min) / 2;
-    if (d) {
-      s = l < .5 ? d / (max + min) : d / (2 - max - min);
-      if (r == max) h = (g - b) / d + (g < b ? 6 : 0); else if (g == max) h = (b - r) / d + 2; else h = (r - g) / d + 4;
-      h *= 60;
-    } else {
-      s = h = 0;
-    }
-    return d3_hsl(h, s, l);
-  }
-  function d3_rgb_lab(r, g, b) {
-    r = d3_rgb_xyz(r);
-    g = d3_rgb_xyz(g);
-    b = d3_rgb_xyz(b);
-    var x = d3_xyz_lab((.4124564 * r + .3575761 * g + .1804375 * b) / d3_lab_X), y = d3_xyz_lab((.2126729 * r + .7151522 * g + .072175 * b) / d3_lab_Y), z = d3_xyz_lab((.0193339 * r + .119192 * g + .9503041 * b) / d3_lab_Z);
-    return d3_lab(116 * y - 16, 500 * (x - y), 200 * (y - z));
-  }
-  function d3_rgb_xyz(r) {
-    return (r /= 255) <= .04045 ? r / 12.92 : Math.pow((r + .055) / 1.055, 2.4);
-  }
-  function d3_rgb_parseNumber(c) {
-    var f = parseFloat(c);
-    return c.charAt(c.length - 1) === "%" ? Math.round(f * 2.55) : f;
-  }
-  var d3_rgb_names = d3.map({
-    aliceblue: "#f0f8ff",
-    antiquewhite: "#faebd7",
-    aqua: "#00ffff",
-    aquamarine: "#7fffd4",
-    azure: "#f0ffff",
-    beige: "#f5f5dc",
-    bisque: "#ffe4c4",
-    black: "#000000",
-    blanchedalmond: "#ffebcd",
-    blue: "#0000ff",
-    blueviolet: "#8a2be2",
-    brown: "#a52a2a",
-    burlywood: "#deb887",
-    cadetblue: "#5f9ea0",
-    chartreuse: "#7fff00",
-    chocolate: "#d2691e",
-    coral: "#ff7f50",
-    cornflowerblue: "#6495ed",
-    cornsilk: "#fff8dc",
-    crimson: "#dc143c",
-    cyan: "#00ffff",
-    darkblue: "#00008b",
-    darkcyan: "#008b8b",
-    darkgoldenrod: "#b8860b",
-    darkgray: "#a9a9a9",
-    darkgreen: "#006400",
-    darkgrey: "#a9a9a9",
-    darkkhaki: "#bdb76b",
-    darkmagenta: "#8b008b",
-    darkolivegreen: "#556b2f",
-    darkorange: "#ff8c00",
-    darkorchid: "#9932cc",
-    darkred: "#8b0000",
-    darksalmon: "#e9967a",
-    darkseagreen: "#8fbc8f",
-    darkslateblue: "#483d8b",
-    darkslategray: "#2f4f4f",
-    darkslategrey: "#2f4f4f",
-    darkturquoise: "#00ced1",
-    darkviolet: "#9400d3",
-    deeppink: "#ff1493",
-    deepskyblue: "#00bfff",
-    dimgray: "#696969",
-    dimgrey: "#696969",
-    dodgerblue: "#1e90ff",
-    firebrick: "#b22222",
-    floralwhite: "#fffaf0",
-    forestgreen: "#228b22",
-    fuchsia: "#ff00ff",
-    gainsboro: "#dcdcdc",
-    ghostwhite: "#f8f8ff",
-    gold: "#ffd700",
-    goldenrod: "#daa520",
-    gray: "#808080",
-    green: "#008000",
-    greenyellow: "#adff2f",
-    grey: "#808080",
-    honeydew: "#f0fff0",
-    hotpink: "#ff69b4",
-    indianred: "#cd5c5c",
-    indigo: "#4b0082",
-    ivory: "#fffff0",
-    khaki: "#f0e68c",
-    lavender: "#e6e6fa",
-    lavenderblush: "#fff0f5",
-    lawngreen: "#7cfc00",
-    lemonchiffon: "#fffacd",
-    lightblue: "#add8e6",
-    lightcoral: "#f08080",
-    lightcyan: "#e0ffff",
-    lightgoldenrodyellow: "#fafad2",
-    lightgray: "#d3d3d3",
-    lightgreen: "#90ee90",
-    lightgrey: "#d3d3d3",
-    lightpink: "#ffb6c1",
-    lightsalmon: "#ffa07a",
-    lightseagreen: "#20b2aa",
-    lightskyblue: "#87cefa",
-    lightslategray: "#778899",
-    lightslategrey: "#778899",
-    lightsteelblue: "#b0c4de",
-    lightyellow: "#ffffe0",
-    lime: "#00ff00",
-    limegreen: "#32cd32",
-    linen: "#faf0e6",
-    magenta: "#ff00ff",
-    maroon: "#800000",
-    mediumaquamarine: "#66cdaa",
-    mediumblue: "#0000cd",
-    mediumorchid: "#ba55d3",
-    mediumpurple: "#9370db",
-    mediumseagreen: "#3cb371",
-    mediumslateblue: "#7b68ee",
-    mediumspringgreen: "#00fa9a",
-    mediumturquoise: "#48d1cc",
-    mediumvioletred: "#c71585",
-    midnightblue: "#191970",
-    mintcream: "#f5fffa",
-    mistyrose: "#ffe4e1",
-    moccasin: "#ffe4b5",
-    navajowhite: "#ffdead",
-    navy: "#000080",
-    oldlace: "#fdf5e6",
-    olive: "#808000",
-    olivedrab: "#6b8e23",
-    orange: "#ffa500",
-    orangered: "#ff4500",
-    orchid: "#da70d6",
-    palegoldenrod: "#eee8aa",
-    palegreen: "#98fb98",
-    paleturquoise: "#afeeee",
-    palevioletred: "#db7093",
-    papayawhip: "#ffefd5",
-    peachpuff: "#ffdab9",
-    peru: "#cd853f",
-    pink: "#ffc0cb",
-    plum: "#dda0dd",
-    powderblue: "#b0e0e6",
-    purple: "#800080",
-    red: "#ff0000",
-    rosybrown: "#bc8f8f",
-    royalblue: "#4169e1",
-    saddlebrown: "#8b4513",
-    salmon: "#fa8072",
-    sandybrown: "#f4a460",
-    seagreen: "#2e8b57",
-    seashell: "#fff5ee",
-    sienna: "#a0522d",
-    silver: "#c0c0c0",
-    skyblue: "#87ceeb",
-    slateblue: "#6a5acd",
-    slategray: "#708090",
-    slategrey: "#708090",
-    snow: "#fffafa",
-    springgreen: "#00ff7f",
-    steelblue: "#4682b4",
-    tan: "#d2b48c",
-    teal: "#008080",
-    thistle: "#d8bfd8",
-    tomato: "#ff6347",
-    turquoise: "#40e0d0",
-    violet: "#ee82ee",
-    wheat: "#f5deb3",
-    white: "#ffffff",
-    whitesmoke: "#f5f5f5",
-    yellow: "#ffff00",
-    yellowgreen: "#9acd32"
-  });
-  d3_rgb_names.forEach(function(key, value) {
-    d3_rgb_names.set(key, d3_rgb_parse(value, d3_rgb, d3_hsl_rgb));
-  });
-  function d3_functor(v) {
-    return typeof v === "function" ? v : function() {
-      return v;
-    };
-  }
-  d3.functor = d3_functor;
-  function d3_identity(d) {
-    return d;
-  }
-  d3.xhr = function(url, mimeType, callback) {
-    var xhr = {}, dispatch = d3.dispatch("progress", "load", "error"), headers = {}, response = d3_identity, request = new (d3_window.XDomainRequest && /^(http(s)?:)?\/\//.test(url) ? XDomainRequest : XMLHttpRequest)();
-    "onload" in request ? request.onload = request.onerror = respond : request.onreadystatechange = function() {
-      request.readyState > 3 && respond();
-    };
-    function respond() {
-      var s = request.status;
-      !s && request.responseText || s >= 200 && s < 300 || s === 304 ? dispatch.load.call(xhr, response.call(xhr, request)) : dispatch.error.call(xhr, request);
-    }
-    request.onprogress = function(event) {
-      var o = d3.event;
-      d3.event = event;
-      try {
-        dispatch.progress.call(xhr, request);
-      } finally {
-        d3.event = o;
-      }
-    };
-    xhr.header = function(name, value) {
-      name = (name + "").toLowerCase();
-      if (arguments.length < 2) return headers[name];
-      if (value == null) delete headers[name]; else headers[name] = value + "";
-      return xhr;
-    };
-    xhr.mimeType = function(value) {
-      if (!arguments.length) return mimeType;
-      mimeType = value == null ? null : value + "";
-      return xhr;
-    };
-    xhr.response = function(value) {
-      response = value;
-      return xhr;
-    };
-    [ "get", "post" ].forEach(function(method) {
-      xhr[method] = function() {
-        return xhr.send.apply(xhr, [ method ].concat(d3_array(arguments)));
-      };
-    });
-    xhr.send = function(method, data, callback) {
-      if (arguments.length === 2 && typeof data === "function") callback = data, data = null;
-      request.open(method, url, true);
-      if (mimeType != null && !("accept" in headers)) headers["accept"] = mimeType + ",*/*";
-      if (request.setRequestHeader) for (var name in headers) request.setRequestHeader(name, headers[name]);
-      if (mimeType != null && request.overrideMimeType) request.overrideMimeType(mimeType);
-      if (callback != null) xhr.on("error", callback).on("load", function(request) {
-        callback(null, request);
-      });
-      request.send(data == null ? null : data);
-      return xhr;
-    };
-    xhr.abort = function() {
-      request.abort();
-      return xhr;
-    };
-    d3.rebind(xhr, dispatch, "on");
-    if (arguments.length === 2 && typeof mimeType === "function") callback = mimeType, 
-    mimeType = null;
-    return callback == null ? xhr : xhr.get(d3_xhr_fixCallback(callback));
-  };
-  function d3_xhr_fixCallback(callback) {
-    return callback.length === 1 ? function(error, request) {
-      callback(error == null ? request : null);
-    } : callback;
-  }
-  function d3_dsv(delimiter, mimeType) {
-    var reFormat = new RegExp('["' + delimiter + "\n]"), delimiterCode = delimiter.charCodeAt(0);
-    function dsv(url, row, callback) {
-      if (arguments.length < 3) callback = row, row = null;
-      var xhr = d3.xhr(url, mimeType, callback);
-      xhr.row = function(_) {
-        return arguments.length ? xhr.response((row = _) == null ? response : typedResponse(_)) : row;
-      };
-      return xhr.row(row);
-    }
-    function response(request) {
-      return dsv.parse(request.responseText);
-    }
-    function typedResponse(f) {
-      return function(request) {
-        return dsv.parse(request.responseText, f);
-      };
-    }
-    dsv.parse = function(text, f) {
-      var o;
-      return dsv.parseRows(text, function(row, i) {
-        if (o) return o(row, i - 1);
-        var a = new Function("d", "return {" + row.map(function(name, i) {
-          return JSON.stringify(name) + ": d[" + i + "]";
-        }).join(",") + "}");
-        o = f ? function(row, i) {
-          return f(a(row), i);
-        } : a;
-      });
-    };
-    dsv.parseRows = function(text, f) {
-      var EOL = {}, EOF = {}, rows = [], N = text.length, I = 0, n = 0, t, eol;
-      function token() {
-        if (I >= N) return EOF;
-        if (eol) return eol = false, EOL;
-        var j = I;
-        if (text.charCodeAt(j) === 34) {
-          var i = j;
-          while (i++ < N) {
-            if (text.charCodeAt(i) === 34) {
-              if (text.charCodeAt(i + 1) !== 34) break;
-              ++i;
-            }
-          }
-          I = i + 2;
-          var c = text.charCodeAt(i + 1);
-          if (c === 13) {
-            eol = true;
-            if (text.charCodeAt(i + 2) === 10) ++I;
-          } else if (c === 10) {
-            eol = true;
-          }
-          return text.substring(j + 1, i).replace(/""/g, '"');
-        }
-        while (I < N) {
-          var c = text.charCodeAt(I++), k = 1;
-          if (c === 10) eol = true; else if (c === 13) {
-            eol = true;
-            if (text.charCodeAt(I) === 10) ++I, ++k;
-          } else if (c !== delimiterCode) continue;
-          return text.substring(j, I - k);
-        }
-        return text.substring(j);
-      }
-      while ((t = token()) !== EOF) {
-        var a = [];
-        while (t !== EOL && t !== EOF) {
-          a.push(t);
-          t = token();
-        }
-        if (f && !(a = f(a, n++))) continue;
-        rows.push(a);
-      }
-      return rows;
-    };
-    dsv.format = function(rows) {
-      if (Array.isArray(rows[0])) return dsv.formatRows(rows);
-      var fieldSet = new d3_Set(), fields = [];
-      rows.forEach(function(row) {
-        for (var field in row) {
-          if (!fieldSet.has(field)) {
-            fields.push(fieldSet.add(field));
-          }
-        }
-      });
-      return [ fields.map(formatValue).join(delimiter) ].concat(rows.map(function(row) {
-        return fields.map(function(field) {
-          return formatValue(row[field]);
-        }).join(delimiter);
-      })).join("\n");
-    };
-    dsv.formatRows = function(rows) {
-      return rows.map(formatRow).join("\n");
-    };
-    function formatRow(row) {
-      return row.map(formatValue).join(delimiter);
-    }
-    function formatValue(text) {
-      return reFormat.test(text) ? '"' + text.replace(/\"/g, '""') + '"' : text;
-    }
-    return dsv;
-  }
-  d3.csv = d3_dsv(",", "text/csv");
-  d3.tsv = d3_dsv("	", "text/tab-separated-values");
-  var d3_timer_id = 0, d3_timer_byId = {}, d3_timer_queue = null, d3_timer_interval, d3_timer_timeout;
-  d3.timer = function(callback, delay, then) {
-    if (arguments.length < 3) {
-      if (arguments.length < 2) delay = 0; else if (!isFinite(delay)) return;
-      then = Date.now();
-    }
-    var timer = d3_timer_byId[callback.id];
-    if (timer && timer.callback === callback) {
-      timer.then = then;
-      timer.delay = delay;
-    } else d3_timer_byId[callback.id = ++d3_timer_id] = d3_timer_queue = {
-      callback: callback,
-      then: then,
-      delay: delay,
-      next: d3_timer_queue
-    };
-    if (!d3_timer_interval) {
-      d3_timer_timeout = clearTimeout(d3_timer_timeout);
-      d3_timer_interval = 1;
-      d3_timer_frame(d3_timer_step);
-    }
-  };
-  function d3_timer_step() {
-    var elapsed, now = Date.now(), t1 = d3_timer_queue;
-    while (t1) {
-      elapsed = now - t1.then;
-      if (elapsed >= t1.delay) t1.flush = t1.callback(elapsed);
-      t1 = t1.next;
-    }
-    var delay = d3_timer_flush() - now;
-    if (delay > 24) {
-      if (isFinite(delay)) {
-        clearTimeout(d3_timer_timeout);
-        d3_timer_timeout = setTimeout(d3_timer_step, delay);
-      }
-      d3_timer_interval = 0;
-    } else {
-      d3_timer_interval = 1;
-      d3_timer_frame(d3_timer_step);
-    }
-  }
-  d3.timer.flush = function() {
-    var elapsed, now = Date.now(), t1 = d3_timer_queue;
-    while (t1) {
-      elapsed = now - t1.then;
-      if (!t1.delay) t1.flush = t1.callback(elapsed);
-      t1 = t1.next;
-    }
-    d3_timer_flush();
-  };
-  function d3_timer_flush() {
-    var t0 = null, t1 = d3_timer_queue, then = Infinity;
-    while (t1) {
-      if (t1.flush) {
-        delete d3_timer_byId[t1.callback.id];
-        t1 = t0 ? t0.next = t1.next : d3_timer_queue = t1.next;
-      } else {
-        then = Math.min(then, t1.then + t1.delay);
-        t1 = (t0 = t1).next;
-      }
-    }
-    return then;
-  }
-  var d3_timer_frame = d3_window.requestAnimationFrame || d3_window.webkitRequestAnimationFrame || d3_window.mozRequestAnimationFrame || d3_window.oRequestAnimationFrame || d3_window.msRequestAnimationFrame || function(callback) {
-    setTimeout(callback, 17);
-  };
-  var d3_format_decimalPoint = ".", d3_format_thousandsSeparator = ",", d3_format_grouping = [ 3, 3 ];
-  var d3_formatPrefixes = [ "y", "z", "a", "f", "p", "n", "µ", "m", "", "k", "M", "G", "T", "P", "E", "Z", "Y" ].map(d3_formatPrefix);
-  d3.formatPrefix = function(value, precision) {
-    var i = 0;
-    if (value) {
-      if (value < 0) value *= -1;
-      if (precision) value = d3.round(value, d3_format_precision(value, precision));
-      i = 1 + Math.floor(1e-12 + Math.log(value) / Math.LN10);
-      i = Math.max(-24, Math.min(24, Math.floor((i <= 0 ? i + 1 : i - 1) / 3) * 3));
-    }
-    return d3_formatPrefixes[8 + i / 3];
-  };
-  function d3_formatPrefix(d, i) {
-    var k = Math.pow(10, Math.abs(8 - i) * 3);
-    return {
-      scale: i > 8 ? function(d) {
-        return d / k;
-      } : function(d) {
-        return d * k;
-      },
-      symbol: d
-    };
-  }
-  d3.round = function(x, n) {
-    return n ? Math.round(x * (n = Math.pow(10, n))) / n : Math.round(x);
-  };
-  d3.format = function(specifier) {
-    var match = d3_format_re.exec(specifier), fill = match[1] || " ", align = match[2] || ">", sign = match[3] || "", basePrefix = match[4] || "", zfill = match[5], width = +match[6], comma = match[7], precision = match[8], type = match[9], scale = 1, suffix = "", integer = false;
-    if (precision) precision = +precision.substring(1);
-    if (zfill || fill === "0" && align === "=") {
-      zfill = fill = "0";
-      align = "=";
-      if (comma) width -= Math.floor((width - 1) / 4);
-    }
-    switch (type) {
-     case "n":
-      comma = true;
-      type = "g";
-      break;
-
-     case "%":
-      scale = 100;
-      suffix = "%";
-      type = "f";
-      break;
-
-     case "p":
-      scale = 100;
-      suffix = "%";
-      type = "r";
-      break;
-
-     case "b":
-     case "o":
-     case "x":
-     case "X":
-      if (basePrefix) basePrefix = "0" + type.toLowerCase();
-
-     case "c":
-     case "d":
-      integer = true;
-      precision = 0;
-      break;
-
-     case "s":
-      scale = -1;
-      type = "r";
-      break;
-    }
-    if (basePrefix === "#") basePrefix = "";
-    if (type == "r" && !precision) type = "g";
-    if (precision != null) {
-      if (type == "g") precision = Math.max(1, Math.min(21, precision)); else if (type == "e" || type == "f") precision = Math.max(0, Math.min(20, precision));
-    }
-    type = d3_format_types.get(type) || d3_format_typeDefault;
-    var zcomma = zfill && comma;
-    return function(value) {
-      if (integer && value % 1) return "";
-      var negative = value < 0 || value === 0 && 1 / value < 0 ? (value = -value, "-") : sign;
-      if (scale < 0) {
-        var prefix = d3.formatPrefix(value, precision);
-        value = prefix.scale(value);
-        suffix = prefix.symbol;
-      } else {
-        value *= scale;
-      }
-      value = type(value, precision);
-      if (!zfill && comma) value = d3_format_group(value);
-      var length = basePrefix.length + value.length + (zcomma ? 0 : negative.length), padding = length < width ? new Array(length = width - length + 1).join(fill) : "";
-      if (zcomma) value = d3_format_group(padding + value);
-      if (d3_format_decimalPoint) value.replace(".", d3_format_decimalPoint);
-      negative += basePrefix;
-      return (align === "<" ? negative + value + padding : align === ">" ? padding + negative + value : align === "^" ? padding.substring(0, length >>= 1) + negative + value + padding.substring(length) : negative + (zcomma ? value : padding + value)) + suffix;
-    };
-  };
-  var d3_format_re = /(?:([^{])?([<>=^]))?([+\- ])?(#)?(0)?(\d+)?(,)?(\.-?\d+)?([a-z%])?/i;
-  var d3_format_types = d3.map({
-    b: function(x) {
-      return x.toString(2);
-    },
-    c: function(x) {
-      return String.fromCharCode(x);
-    },
-    o: function(x) {
-      return x.toString(8);
-    },
-    x: function(x) {
-      return x.toString(16);
-    },
-    X: function(x) {
-      return x.toString(16).toUpperCase();
-    },
-    g: function(x, p) {
-      return x.toPrecision(p);
-    },
-    e: function(x, p) {
-      return x.toExponential(p);
-    },
-    f: function(x, p) {
-      return x.toFixed(p);
-    },
-    r: function(x, p) {
-      return (x = d3.round(x, d3_format_precision(x, p))).toFixed(Math.max(0, Math.min(20, d3_format_precision(x * (1 + 1e-15), p))));
-    }
-  });
-  function d3_format_precision(x, p) {
-    return p - (x ? Math.ceil(Math.log(x) / Math.LN10) : 1);
-  }
-  function d3_format_typeDefault(x) {
-    return x + "";
-  }
-  var d3_format_group = d3_identity;
-  if (d3_format_grouping) {
-    var d3_format_groupingLength = d3_format_grouping.length;
-    d3_format_group = function(value) {
-      var i = value.lastIndexOf("."), f = i >= 0 ? "." + value.substring(i + 1) : (i = value.length, 
-      ""), t = [], j = 0, g = d3_format_grouping[0];
-      while (i > 0 && g > 0) {
-        t.push(value.substring(i -= g, i + g));
-        g = d3_format_grouping[j = (j + 1) % d3_format_groupingLength];
-      }
-      return t.reverse().join(d3_format_thousandsSeparator || "") + f;
-    };
-  }
-  d3.geo = {};
-  d3.geo.stream = function(object, listener) {
-    if (object && d3_geo_streamObjectType.hasOwnProperty(object.type)) {
-      d3_geo_streamObjectType[object.type](object, listener);
-    } else {
-      d3_geo_streamGeometry(object, listener);
-    }
-  };
-  function d3_geo_streamGeometry(geometry, listener) {
-    if (geometry && d3_geo_streamGeometryType.hasOwnProperty(geometry.type)) {
-      d3_geo_streamGeometryType[geometry.type](geometry, listener);
-    }
-  }
-  var d3_geo_streamObjectType = {
-    Feature: function(feature, listener) {
-      d3_geo_streamGeometry(feature.geometry, listener);
-    },
-    FeatureCollection: function(object, listener) {
-      var features = object.features, i = -1, n = features.length;
-      while (++i < n) d3_geo_streamGeometry(features[i].geometry, listener);
-    }
-  };
-  var d3_geo_streamGeometryType = {
-    Sphere: function(object, listener) {
-      listener.sphere();
-    },
-    Point: function(object, listener) {
-      var coordinate = object.coordinates;
-      listener.point(coordinate[0], coordinate[1]);
-    },
-    MultiPoint: function(object, listener) {
-      var coordinates = object.coordinates, i = -1, n = coordinates.length, coordinate;
-      while (++i < n) coordinate = coordinates[i], listener.point(coordinate[0], coordinate[1]);
-    },
-    LineString: function(object, listener) {
-      d3_geo_streamLine(object.coordinates, listener, 0);
-    },
-    MultiLineString: function(object, listener) {
-      var coordinates = object.coordinates, i = -1, n = coordinates.length;
-      while (++i < n) d3_geo_streamLine(coordinates[i], listener, 0);
-    },
-    Polygon: function(object, listener) {
-      d3_geo_streamPolygon(object.coordinates, listener);
-    },
-    MultiPolygon: function(object, listener) {
-      var coordinates = object.coordinates, i = -1, n = coordinates.length;
-      while (++i < n) d3_geo_streamPolygon(coordinates[i], listener);
-    },
-    GeometryCollection: function(object, listener) {
-      var geometries = object.geometries, i = -1, n = geometries.length;
-      while (++i < n) d3_geo_streamGeometry(geometries[i], listener);
-    }
-  };
-  function d3_geo_streamLine(coordinates, listener, closed) {
-    var i = -1, n = coordinates.length - closed, coordinate;
-    listener.lineStart();
-    while (++i < n) coordinate = coordinates[i], listener.point(coordinate[0], coordinate[1]);
-    listener.lineEnd();
-  }
-  function d3_geo_streamPolygon(coordinates, listener) {
-    var i = -1, n = coordinates.length;
-    listener.polygonStart();
-    while (++i < n) d3_geo_streamLine(coordinates[i], listener, 1);
-    listener.polygonEnd();
-  }
-  d3.geo.area = function(object) {
-    d3_geo_areaSum = 0;
-    d3.geo.stream(object, d3_geo_area);
-    return d3_geo_areaSum;
-  };
-  var d3_geo_areaSum, d3_geo_areaRingU, d3_geo_areaRingV;
-  var d3_geo_area = {
-    sphere: function() {
-      d3_geo_areaSum += 4 * π;
-    },
-    point: d3_noop,
-    lineStart: d3_noop,
-    lineEnd: d3_noop,
-    polygonStart: function() {
-      d3_geo_areaRingU = 1, d3_geo_areaRingV = 0;
-      d3_geo_area.lineStart = d3_geo_areaRingStart;
-    },
-    polygonEnd: function() {
-      var area = 2 * Math.atan2(d3_geo_areaRingV, d3_geo_areaRingU);
-      d3_geo_areaSum += area < 0 ? 4 * π + area : area;
-      d3_geo_area.lineStart = d3_geo_area.lineEnd = d3_geo_area.point = d3_noop;
-    }
-  };
-  function d3_geo_areaRingStart() {
-    var λ00, φ00, λ0, cosφ0, sinφ0;
-    d3_geo_area.point = function(λ, φ) {
-      d3_geo_area.point = nextPoint;
-      λ0 = (λ00 = λ) * d3_radians, cosφ0 = Math.cos(φ = (φ00 = φ) * d3_radians / 2 + π / 4), 
-      sinφ0 = Math.sin(φ);
-    };
-    function nextPoint(λ, φ) {
-      λ *= d3_radians;
-      φ = φ * d3_radians / 2 + π / 4;
-      var dλ = λ - λ0, cosφ = Math.cos(φ), sinφ = Math.sin(φ), k = sinφ0 * sinφ, u0 = d3_geo_areaRingU, v0 = d3_geo_areaRingV, u = cosφ0 * cosφ + k * Math.cos(dλ), v = k * Math.sin(dλ);
-      d3_geo_areaRingU = u0 * u - v0 * v;
-      d3_geo_areaRingV = v0 * u + u0 * v;
-      λ0 = λ, cosφ0 = cosφ, sinφ0 = sinφ;
-    }
-    d3_geo_area.lineEnd = function() {
-      nextPoint(λ00, φ00);
-    };
-  }
-  d3.geo.bounds = d3_geo_bounds(d3_identity);
-  function d3_geo_bounds(projectStream) {
-    var x0, y0, x1, y1;
-    var bound = {
-      point: boundPoint,
-      lineStart: d3_noop,
-      lineEnd: d3_noop,
-      polygonStart: function() {
-        bound.lineEnd = boundPolygonLineEnd;
-      },
-      polygonEnd: function() {
-        bound.point = boundPoint;
-      }
-    };
-    function boundPoint(x, y) {
-      if (x < x0) x0 = x;
-      if (x > x1) x1 = x;
-      if (y < y0) y0 = y;
-      if (y > y1) y1 = y;
-    }
-    function boundPolygonLineEnd() {
-      bound.point = bound.lineEnd = d3_noop;
-    }
-    return function(feature) {
-      y1 = x1 = -(x0 = y0 = Infinity);
-      d3.geo.stream(feature, projectStream(bound));
-      return [ [ x0, y0 ], [ x1, y1 ] ];
-    };
-  }
-  d3.geo.centroid = function(object) {
-    d3_geo_centroidDimension = d3_geo_centroidW = d3_geo_centroidX = d3_geo_centroidY = d3_geo_centroidZ = 0;
-    d3.geo.stream(object, d3_geo_centroid);
-    var m;
-    if (d3_geo_centroidW && Math.abs(m = Math.sqrt(d3_geo_centroidX * d3_geo_centroidX + d3_geo_centroidY * d3_geo_centroidY + d3_geo_centroidZ * d3_geo_centroidZ)) > ε) {
-      return [ Math.atan2(d3_geo_centroidY, d3_geo_centroidX) * d3_degrees, Math.asin(Math.max(-1, Math.min(1, d3_geo_centroidZ / m))) * d3_degrees ];
-    }
-  };
-  var d3_geo_centroidDimension, d3_geo_centroidW, d3_geo_centroidX, d3_geo_centroidY, d3_geo_centroidZ;
-  var d3_geo_centroid = {
-    sphere: function() {
-      if (d3_geo_centroidDimension < 2) {
-        d3_geo_centroidDimension = 2;
-        d3_geo_centroidW = d3_geo_centroidX = d3_geo_centroidY = d3_geo_centroidZ = 0;
-      }
-    },
-    point: d3_geo_centroidPoint,
-    lineStart: d3_geo_centroidLineStart,
-    lineEnd: d3_geo_centroidLineEnd,
-    polygonStart: function() {
-      if (d3_geo_centroidDimension < 2) {
-        d3_geo_centroidDimension = 2;
-        d3_geo_centroidW = d3_geo_centroidX = d3_geo_centroidY = d3_geo_centroidZ = 0;
-      }
-      d3_geo_centroid.lineStart = d3_geo_centroidRingStart;
-    },
-    polygonEnd: function() {
-      d3_geo_centroid.lineStart = d3_geo_centroidLineStart;
-    }
-  };
-  function d3_geo_centroidPoint(λ, φ) {
-    if (d3_geo_centroidDimension) return;
-    ++d3_geo_centroidW;
-    λ *= d3_radians;
-    var cosφ = Math.cos(φ *= d3_radians);
-    d3_geo_centroidX += (cosφ * Math.cos(λ) - d3_geo_centroidX) / d3_geo_centroidW;
-    d3_geo_centroidY += (cosφ * Math.sin(λ) - d3_geo_centroidY) / d3_geo_centroidW;
-    d3_geo_centroidZ += (Math.sin(φ) - d3_geo_centroidZ) / d3_geo_centroidW;
-  }
-  function d3_geo_centroidRingStart() {
-    var λ00, φ00;
-    d3_geo_centroidDimension = 1;
-    d3_geo_centroidLineStart();
-    d3_geo_centroidDimension = 2;
-    var linePoint = d3_geo_centroid.point;
-    d3_geo_centroid.point = function(λ, φ) {
-      linePoint(λ00 = λ, φ00 = φ);
-    };
-    d3_geo_centroid.lineEnd = function() {
-      d3_geo_centroid.point(λ00, φ00);
-      d3_geo_centroidLineEnd();
-      d3_geo_centroid.lineEnd = d3_geo_centroidLineEnd;
-    };
-  }
-  function d3_geo_centroidLineStart() {
-    var x0, y0, z0;
-    if (d3_geo_centroidDimension > 1) return;
-    if (d3_geo_centroidDimension < 1) {
-      d3_geo_centroidDimension = 1;
-      d3_geo_centroidW = d3_geo_centroidX = d3_geo_centroidY = d3_geo_centroidZ = 0;
-    }
-    d3_geo_centroid.point = function(λ, φ) {
-      λ *= d3_radians;
-      var cosφ = Math.cos(φ *= d3_radians);
-      x0 = cosφ * Math.cos(λ);
-      y0 = cosφ * Math.sin(λ);
-      z0 = Math.sin(φ);
-      d3_geo_centroid.point = nextPoint;
-    };
-    function nextPoint(λ, φ) {
-      λ *= d3_radians;
-      var cosφ = Math.cos(φ *= d3_radians), x = cosφ * Math.cos(λ), y = cosφ * Math.sin(λ), z = Math.sin(φ), w = Math.atan2(Math.sqrt((w = y0 * z - z0 * y) * w + (w = z0 * x - x0 * z) * w + (w = x0 * y - y0 * x) * w), x0 * x + y0 * y + z0 * z);
-      d3_geo_centroidW += w;
-      d3_geo_centroidX += w * (x0 + (x0 = x));
-      d3_geo_centroidY += w * (y0 + (y0 = y));
-      d3_geo_centroidZ += w * (z0 + (z0 = z));
-    }
-  }
-  function d3_geo_centroidLineEnd() {
-    d3_geo_centroid.point = d3_geo_centroidPoint;
-  }
-  function d3_geo_cartesian(spherical) {
-    var λ = spherical[0], φ = spherical[1], cosφ = Math.cos(φ);
-    return [ cosφ * Math.cos(λ), cosφ * Math.sin(λ), Math.sin(φ) ];
-  }
-  function d3_geo_cartesianDot(a, b) {
-    return a[0] * b[0] + a[1] * b[1] + a[2] * b[2];
-  }
-  function d3_geo_cartesianCross(a, b) {
-    return [ a[1] * b[2] - a[2] * b[1], a[2] * b[0] - a[0] * b[2], a[0] * b[1] - a[1] * b[0] ];
-  }
-  function d3_geo_cartesianAdd(a, b) {
-    a[0] += b[0];
-    a[1] += b[1];
-    a[2] += b[2];
-  }
-  function d3_geo_cartesianScale(vector, k) {
-    return [ vector[0] * k, vector[1] * k, vector[2] * k ];
-  }
-  function d3_geo_cartesianNormalize(d) {
-    var l = Math.sqrt(d[0] * d[0] + d[1] * d[1] + d[2] * d[2]);
-    d[0] /= l;
-    d[1] /= l;
-    d[2] /= l;
-  }
-  function d3_true() {
-    return true;
-  }
-  function d3_geo_spherical(cartesian) {
-    return [ Math.atan2(cartesian[1], cartesian[0]), Math.asin(Math.max(-1, Math.min(1, cartesian[2]))) ];
-  }
-  function d3_geo_sphericalEqual(a, b) {
-    return Math.abs(a[0] - b[0]) < ε && Math.abs(a[1] - b[1]) < ε;
-  }
-  function d3_geo_clipPolygon(segments, compare, inside, interpolate, listener) {
-    var subject = [], clip = [];
-    segments.forEach(function(segment) {
-      if ((n = segment.length - 1) <= 0) return;
-      var n, p0 = segment[0], p1 = segment[n];
-      if (d3_geo_sphericalEqual(p0, p1)) {
-        listener.lineStart();
-        for (var i = 0; i < n; ++i) listener.point((p0 = segment[i])[0], p0[1]);
-        listener.lineEnd();
-        return;
-      }
-      var a = {
-        point: p0,
-        points: segment,
-        other: null,
-        visited: false,
-        entry: true,
-        subject: true
-      }, b = {
-        point: p0,
-        points: [ p0 ],
-        other: a,
-        visited: false,
-        entry: false,
-        subject: false
-      };
-      a.other = b;
-      subject.push(a);
-      clip.push(b);
-      a = {
-        point: p1,
-        points: [ p1 ],
-        other: null,
-        visited: false,
-        entry: false,
-        subject: true
-      };
-      b = {
-        point: p1,
-        points: [ p1 ],
-        other: a,
-        visited: false,
-        entry: true,
-        subject: false
-      };
-      a.other = b;
-      subject.push(a);
-      clip.push(b);
-    });
-    clip.sort(compare);
-    d3_geo_clipPolygonLinkCircular(subject);
-    d3_geo_clipPolygonLinkCircular(clip);
-    if (!subject.length) return;
-    if (inside) for (var i = 1, e = !inside(clip[0].point), n = clip.length; i < n; ++i) {
-      clip[i].entry = e = !e;
-    }
-    var start = subject[0], current, points, point;
-    while (1) {
-      current = start;
-      while (current.visited) if ((current = current.next) === start) return;
-      points = current.points;
-      listener.lineStart();
-      do {
-        current.visited = current.other.visited = true;
-        if (current.entry) {
-          if (current.subject) {
-            for (var i = 0; i < points.length; i++) listener.point((point = points[i])[0], point[1]);
-          } else {
-            interpolate(current.point, current.next.point, 1, listener);
-          }
-          current = current.next;
-        } else {
-          if (current.subject) {
-            points = current.prev.points;
-            for (var i = points.length; --i >= 0; ) listener.point((point = points[i])[0], point[1]);
-          } else {
-            interpolate(current.point, current.prev.point, -1, listener);
-          }
-          current = current.prev;
-        }
-        current = current.other;
-        points = current.points;
-      } while (!current.visited);
-      listener.lineEnd();
-    }
-  }
-  function d3_geo_clipPolygonLinkCircular(array) {
-    if (!(n = array.length)) return;
-    var n, i = 0, a = array[0], b;
-    while (++i < n) {
-      a.next = b = array[i];
-      b.prev = a;
-      a = b;
-    }
-    a.next = b = array[0];
-    b.prev = a;
-  }
-  function d3_geo_clip(pointVisible, clipLine, interpolate) {
-    return function(listener) {
-      var line = clipLine(listener);
-      var clip = {
-        point: point,
-        lineStart: lineStart,
-        lineEnd: lineEnd,
-        polygonStart: function() {
-          clip.point = pointRing;
-          clip.lineStart = ringStart;
-          clip.lineEnd = ringEnd;
-          invisible = false;
-          invisibleArea = visibleArea = 0;
-          segments = [];
-          listener.polygonStart();
-        },
-        polygonEnd: function() {
-          clip.point = point;
-          clip.lineStart = lineStart;
-          clip.lineEnd = lineEnd;
-          segments = d3.merge(segments);
-          if (segments.length) {
-            d3_geo_clipPolygon(segments, d3_geo_clipSort, null, interpolate, listener);
-          } else if (visibleArea < -ε || invisible && invisibleArea < -ε) {
-            listener.lineStart();
-            interpolate(null, null, 1, listener);
-            listener.lineEnd();
-          }
-          listener.polygonEnd();
-          segments = null;
-        },
-        sphere: function() {
-          listener.polygonStart();
-          listener.lineStart();
-          interpolate(null, null, 1, listener);
-          listener.lineEnd();
-          listener.polygonEnd();
-        }
-      };
-      function point(λ, φ) {
-        if (pointVisible(λ, φ)) listener.point(λ, φ);
-      }
-      function pointLine(λ, φ) {
-        line.point(λ, φ);
-      }
-      function lineStart() {
-        clip.point = pointLine;
-        line.lineStart();
-      }
-      function lineEnd() {
-        clip.point = point;
-        line.lineEnd();
-      }
-      var segments, visibleArea, invisibleArea, invisible;
-      var buffer = d3_geo_clipBufferListener(), ringListener = clipLine(buffer), ring;
-      function pointRing(λ, φ) {
-        ringListener.point(λ, φ);
-        ring.push([ λ, φ ]);
-      }
-      function ringStart() {
-        ringListener.lineStart();
-        ring = [];
-      }
-      function ringEnd() {
-        pointRing(ring[0][0], ring[0][1]);
-        ringListener.lineEnd();
-        var clean = ringListener.clean(), ringSegments = buffer.buffer(), segment, n = ringSegments.length;
-        if (!n) {
-          invisible = true;
-          invisibleArea += d3_geo_clipAreaRing(ring, -1);
-          ring = null;
-          return;
-        }
-        ring = null;
-        if (clean & 1) {
-          segment = ringSegments[0];
-          visibleArea += d3_geo_clipAreaRing(segment, 1);
-          var n = segment.length - 1, i = -1, point;
-          listener.lineStart();
-          while (++i < n) listener.point((point = segment[i])[0], point[1]);
-          listener.lineEnd();
-          return;
-        }
-        if (n > 1 && clean & 2) ringSegments.push(ringSegments.pop().concat(ringSegments.shift()));
-        segments.push(ringSegments.filter(d3_geo_clipSegmentLength1));
-      }
-      return clip;
-    };
-  }
-  function d3_geo_clipSegmentLength1(segment) {
-    return segment.length > 1;
-  }
-  function d3_geo_clipBufferListener() {
-    var lines = [], line;
-    return {
-      lineStart: function() {
-        lines.push(line = []);
-      },
-      point: function(λ, φ) {
-        line.push([ λ, φ ]);
-      },
-      lineEnd: d3_noop,
-      buffer: function() {
-        var buffer = lines;
-        lines = [];
-        line = null;
-        return buffer;
-      },
-      rejoin: function() {
-        if (lines.length > 1) lines.push(lines.pop().concat(lines.shift()));
-      }
-    };
-  }
-  function d3_geo_clipAreaRing(ring, invisible) {
-    if (!(n = ring.length)) return 0;
-    var n, i = 0, area = 0, p = ring[0], λ = p[0], φ = p[1], cosφ = Math.cos(φ), x0 = Math.atan2(invisible * Math.sin(λ) * cosφ, Math.sin(φ)), y0 = 1 - invisible * Math.cos(λ) * cosφ, x1 = x0, x, y;
-    while (++i < n) {
-      p = ring[i];
-      cosφ = Math.cos(φ = p[1]);
-      x = Math.atan2(invisible * Math.sin(λ = p[0]) * cosφ, Math.sin(φ));
-      y = 1 - invisible * Math.cos(λ) * cosφ;
-      if (Math.abs(y0 - 2) < ε && Math.abs(y - 2) < ε) continue;
-      if (Math.abs(y) < ε || Math.abs(y0) < ε) {} else if (Math.abs(Math.abs(x - x0) - π) < ε) {
-        if (y + y0 > 2) area += 4 * (x - x0);
-      } else if (Math.abs(y0 - 2) < ε) area += 4 * (x - x1); else area += ((3 * π + x - x0) % (2 * π) - π) * (y0 + y);
-      x1 = x0, x0 = x, y0 = y;
-    }
-    return area;
-  }
-  function d3_geo_clipSort(a, b) {
-    return ((a = a.point)[0] < 0 ? a[1] - π / 2 - ε : π / 2 - a[1]) - ((b = b.point)[0] < 0 ? b[1] - π / 2 - ε : π / 2 - b[1]);
-  }
-  var d3_geo_clipAntimeridian = d3_geo_clip(d3_true, d3_geo_clipAntimeridianLine, d3_geo_clipAntimeridianInterpolate);
-  function d3_geo_clipAntimeridianLine(listener) {
-    var λ0 = NaN, φ0 = NaN, sλ0 = NaN, clean;
-    return {
-      lineStart: function() {
-        listener.lineStart();
-        clean = 1;
-      },
-      point: function(λ1, φ1) {
-        var sλ1 = λ1 > 0 ? π : -π, dλ = Math.abs(λ1 - λ0);
-        if (Math.abs(dλ - π) < ε) {
-          listener.point(λ0, φ0 = (φ0 + φ1) / 2 > 0 ? π / 2 : -π / 2);
-          listener.point(sλ0, φ0);
-          listener.lineEnd();
-          listener.lineStart();
-          listener.point(sλ1, φ0);
-          listener.point(λ1, φ0);
-          clean = 0;
-        } else if (sλ0 !== sλ1 && dλ >= π) {
-          if (Math.abs(λ0 - sλ0) < ε) λ0 -= sλ0 * ε;
-          if (Math.abs(λ1 - sλ1) < ε) λ1 -= sλ1 * ε;
-          φ0 = d3_geo_clipAntimeridianIntersect(λ0, φ0, λ1, φ1);
-          listener.point(sλ0, φ0);
-          listener.lineEnd();
-          listener.lineStart();
-          listener.point(sλ1, φ0);
-          clean = 0;
-        }
-        listener.point(λ0 = λ1, φ0 = φ1);
-        sλ0 = sλ1;
-      },
-      lineEnd: function() {
-        listener.lineEnd();
-        λ0 = φ0 = NaN;
-      },
-      clean: function() {
-        return 2 - clean;
-      }
-    };
-  }
-  function d3_geo_clipAntimeridianIntersect(λ0, φ0, λ1, φ1) {
-    var cosφ0, cosφ1, sinλ0_λ1 = Math.sin(λ0 - λ1);
-    return Math.abs(sinλ0_λ1) > ε ? Math.atan((Math.sin(φ0) * (cosφ1 = Math.cos(φ1)) * Math.sin(λ1) - Math.sin(φ1) * (cosφ0 = Math.cos(φ0)) * Math.sin(λ0)) / (cosφ0 * cosφ1 * sinλ0_λ1)) : (φ0 + φ1) / 2;
-  }
-  function d3_geo_clipAntimeridianInterpolate(from, to, direction, listener) {
-    var φ;
-    if (from == null) {
-      φ = direction * π / 2;
-      listener.point(-π, φ);
-      listener.point(0, φ);
-      listener.point(π, φ);
-      listener.point(π, 0);
-      listener.point(π, -φ);
-      listener.point(0, -φ);
-      listener.point(-π, -φ);
-      listener.point(-π, 0);
-      listener.point(-π, φ);
-    } else if (Math.abs(from[0] - to[0]) > ε) {
-      var s = (from[0] < to[0] ? 1 : -1) * π;
-      φ = direction * s / 2;
-      listener.point(-s, φ);
-      listener.point(0, φ);
-      listener.point(s, φ);
-    } else {
-      listener.point(to[0], to[1]);
-    }
-  }
-  function d3_geo_clipCircle(radius) {
-    var cr = Math.cos(radius), smallRadius = cr > 0, notHemisphere = Math.abs(cr) > ε, interpolate = d3_geo_circleInterpolate(radius, 6 * d3_radians);
-    return d3_geo_clip(visible, clipLine, interpolate);
-    function visible(λ, φ) {
-      return Math.cos(λ) * Math.cos(φ) > cr;
-    }
-    function clipLine(listener) {
-      var point0, c0, v0, v00, clean;
-      return {
-        lineStart: function() {
-          v00 = v0 = false;
-          clean = 1;
-        },
-        point: function(λ, φ) {
-          var point1 = [ λ, φ ], point2, v = visible(λ, φ), c = smallRadius ? v ? 0 : code(λ, φ) : v ? code(λ + (λ < 0 ? π : -π), φ) : 0;
-          if (!point0 && (v00 = v0 = v)) listener.lineStart();
-          if (v !== v0) {
-            point2 = intersect(point0, point1);
-            if (d3_geo_sphericalEqual(point0, point2) || d3_geo_sphericalEqual(point1, point2)) {
-              point1[0] += ε;
-              point1[1] += ε;
-              v = visible(point1[0], point1[1]);
-            }
-          }
-          if (v !== v0) {
-            clean = 0;
-            if (v) {
-              listener.lineStart();
-              point2 = intersect(point1, point0);
-              listener.point(point2[0], point2[1]);
-            } else {
-              point2 = intersect(point0, point1);
-              listener.point(point2[0], point2[1]);
-              listener.lineEnd();
-            }
-            point0 = point2;
-          } else if (notHemisphere && point0 && smallRadius ^ v) {
-            var t;
-            if (!(c & c0) && (t = intersect(point1, point0, true))) {
-              clean = 0;
-              if (smallRadius) {
-                listener.lineStart();
-                listener.point(t[0][0], t[0][1]);
-                listener.point(t[1][0], t[1][1]);
-                listener.lineEnd();
-              } else {
-                listener.point(t[1][0], t[1][1]);
-                listener.lineEnd();
-                listener.lineStart();
-                listener.point(t[0][0], t[0][1]);
-              }
-            }
-          }
-          if (v && (!point0 || !d3_geo_sphericalEqual(point0, point1))) {
-            listener.point(point1[0], point1[1]);
-          }
-          point0 = point1, v0 = v, c0 = c;
-        },
-        lineEnd: function() {
-          if (v0) listener.lineEnd();
-          point0 = null;
-        },
-        clean: function() {
-          return clean | (v00 && v0) << 1;
-        }
-      };
-    }
-    function intersect(a, b, two) {
-      var pa = d3_geo_cartesian(a), pb = d3_geo_cartesian(b);
-      var n1 = [ 1, 0, 0 ], n2 = d3_geo_cartesianCross(pa, pb), n2n2 = d3_geo_cartesianDot(n2, n2), n1n2 = n2[0], determinant = n2n2 - n1n2 * n1n2;
-      if (!determinant) return !two && a;
-      var c1 = cr * n2n2 / determinant, c2 = -cr * n1n2 / determinant, n1xn2 = d3_geo_cartesianCross(n1, n2), A = d3_geo_cartesianScale(n1, c1), B = d3_geo_cartesianScale(n2, c2);
-      d3_geo_cartesianAdd(A, B);
-      var u = n1xn2, w = d3_geo_cartesianDot(A, u), uu = d3_geo_cartesianDot(u, u), t2 = w * w - uu * (d3_geo_cartesianDot(A, A) - 1);
-      if (t2 < 0) return;
-      var t = Math.sqrt(t2), q = d3_geo_cartesianScale(u, (-w - t) / uu);
-      d3_geo_cartesianAdd(q, A);
-      q = d3_geo_spherical(q);
-      if (!two) return q;
-      var λ0 = a[0], λ1 = b[0], φ0 = a[1], φ1 = b[1], z;
-      if (λ1 < λ0) z = λ0, λ0 = λ1, λ1 = z;
-      var δλ = λ1 - λ0, polar = Math.abs(δλ - π) < ε, meridian = polar || δλ < ε;
-      if (!polar && φ1 < φ0) z = φ0, φ0 = φ1, φ1 = z;
-      if (meridian ? polar ? φ0 + φ1 > 0 ^ q[1] < (Math.abs(q[0] - λ0) < ε ? φ0 : φ1) : φ0 <= q[1] && q[1] <= φ1 : δλ > π ^ (λ0 <= q[0] && q[0] <= λ1)) {
-        var q1 = d3_geo_cartesianScale(u, (-w + t) / uu);
-        d3_geo_cartesianAdd(q1, A);
-        return [ q, d3_geo_spherical(q1) ];
-      }
-    }
-    function code(λ, φ) {
-      var r = smallRadius ? radius : π - radius, code = 0;
-      if (λ < -r) code |= 1; else if (λ > r) code |= 2;
-      if (φ < -r) code |= 4; else if (φ > r) code |= 8;
-      return code;
-    }
-  }
-  var d3_geo_clipViewMAX = 1e9;
-  function d3_geo_clipView(x0, y0, x1, y1) {
-    return function(listener) {
-      var listener_ = listener, bufferListener = d3_geo_clipBufferListener(), segments, polygon, ring;
-      var clip = {
-        point: point,
-        lineStart: lineStart,
-        lineEnd: lineEnd,
-        polygonStart: function() {
-          listener = bufferListener;
-          segments = [];
-          polygon = [];
-        },
-        polygonEnd: function() {
-          listener = listener_;
-          if ((segments = d3.merge(segments)).length) {
-            listener.polygonStart();
-            d3_geo_clipPolygon(segments, compare, inside, interpolate, listener);
-            listener.polygonEnd();
-          } else if (insidePolygon([ x0, y0 ])) {
-            listener.polygonStart(), listener.lineStart();
-            interpolate(null, null, 1, listener);
-            listener.lineEnd(), listener.polygonEnd();
-          }
-          segments = polygon = ring = null;
-        }
-      };
-      function inside(point) {
-        var a = corner(point, -1), i = insidePolygon([ a === 0 || a === 3 ? x0 : x1, a > 1 ? y1 : y0 ]);
-        return i;
-      }
-      function insidePolygon(p) {
-        var wn = 0, n = polygon.length, y = p[1];
-        for (var i = 0; i < n; ++i) {
-          for (var j = 1, v = polygon[i], m = v.length, a = v[0]; j < m; ++j) {
-            b = v[j];
-            if (a[1] <= y) {
-              if (b[1] > y && isLeft(a, b, p) > 0) ++wn;
-            } else {
-              if (b[1] <= y && isLeft(a, b, p) < 0) --wn;
-            }
-            a = b;
-          }
-        }
-        return wn !== 0;
-      }
-      function isLeft(a, b, c) {
-        return (b[0] - a[0]) * (c[1] - a[1]) - (c[0] - a[0]) * (b[1] - a[1]);
-      }
-      function interpolate(from, to, direction, listener) {
-        var a = 0, a1 = 0;
-        if (from == null || (a = corner(from, direction)) !== (a1 = corner(to, direction)) || comparePoints(from, to) < 0 ^ direction > 0) {
-          do {
-            listener.point(a === 0 || a === 3 ? x0 : x1, a > 1 ? y1 : y0);
-          } while ((a = (a + direction + 4) % 4) !== a1);
-        } else {
-          listener.point(to[0], to[1]);
-        }
-      }
-      function visible(x, y) {
-        return x0 <= x && x <= x1 && y0 <= y && y <= y1;
-      }
-      function point(x, y) {
-        if (visible(x, y)) listener.point(x, y);
-      }
-      var x__, y__, v__, x_, y_, v_, first;
-      function lineStart() {
-        clip.point = linePoint;
-        if (polygon) polygon.push(ring = []);
-        first = true;
-        v_ = false;
-        x_ = y_ = NaN;
-      }
-      function lineEnd() {
-        if (segments) {
-          linePoint(x__, y__);
-          if (v__ && v_) bufferListener.rejoin();
-          segments.push(bufferListener.buffer());
-        }
-        clip.point = point;
-        if (v_) listener.lineEnd();
-      }
-      function linePoint(x, y) {
-        x = Math.max(-d3_geo_clipViewMAX, Math.min(d3_geo_clipViewMAX, x));
-        y = Math.max(-d3_geo_clipViewMAX, Math.min(d3_geo_clipViewMAX, y));
-        var v = visible(x, y);
-        if (polygon) ring.push([ x, y ]);
-        if (first) {
-          x__ = x, y__ = y, v__ = v;
-          first = false;
-          if (v) {
-            listener.lineStart();
-            listener.point(x, y);
-          }
-        } else {
-          if (v && v_) listener.point(x, y); else {
-            var a = [ x_, y_ ], b = [ x, y ];
-            if (clipLine(a, b)) {
-              if (!v_) {
-                listener.lineStart();
-                listener.point(a[0], a[1]);
-              }
-              listener.point(b[0], b[1]);
-              if (!v) listener.lineEnd();
-            } else {
-              listener.lineStart();
-              listener.point(x, y);
-            }
-          }
-        }
-        x_ = x, y_ = y, v_ = v;
-      }
-      return clip;
-    };
-    function corner(p, direction) {
-      return Math.abs(p[0] - x0) < ε ? direction > 0 ? 0 : 3 : Math.abs(p[0] - x1) < ε ? direction > 0 ? 2 : 1 : Math.abs(p[1] - y0) < ε ? direction > 0 ? 1 : 0 : direction > 0 ? 3 : 2;
-    }
-    function compare(a, b) {
-      return comparePoints(a.point, b.point);
-    }
-    function comparePoints(a, b) {
-      var ca = corner(a, 1), cb = corner(b, 1);
-      return ca !== cb ? ca - cb : ca === 0 ? b[1] - a[1] : ca === 1 ? a[0] - b[0] : ca === 2 ? a[1] - b[1] : b[0] - a[0];
-    }
-    function clipLine(a, b) {
-      var dx = b[0] - a[0], dy = b[1] - a[1], t = [ 0, 1 ];
-      if (Math.abs(dx) < ε && Math.abs(dy) < ε) return x0 <= a[0] && a[0] <= x1 && y0 <= a[1] && a[1] <= y1;
-      if (d3_geo_clipViewT(x0 - a[0], dx, t) && d3_geo_clipViewT(a[0] - x1, -dx, t) && d3_geo_clipViewT(y0 - a[1], dy, t) && d3_geo_clipViewT(a[1] - y1, -dy, t)) {
-        if (t[1] < 1) {
-          b[0] = a[0] + t[1] * dx;
-          b[1] = a[1] + t[1] * dy;
-        }
-        if (t[0] > 0) {
-          a[0] += t[0] * dx;
-          a[1] += t[0] * dy;
-        }
-        return true;
-      }
-      return false;
-    }
-  }
-  function d3_geo_clipViewT(num, denominator, t) {
-    if (Math.abs(denominator) < ε) return num <= 0;
-    var u = num / denominator;
-    if (denominator > 0) {
-      if (u > t[1]) return false;
-      if (u > t[0]) t[0] = u;
-    } else {
-      if (u < t[0]) return false;
-      if (u < t[1]) t[1] = u;
-    }
-    return true;
-  }
-  function d3_geo_compose(a, b) {
-    function compose(x, y) {
-      return x = a(x, y), b(x[0], x[1]);
-    }
-    if (a.invert && b.invert) compose.invert = function(x, y) {
-      return x = b.invert(x, y), x && a.invert(x[0], x[1]);
-    };
-    return compose;
-  }
-  function d3_geo_resample(project) {
-    var δ2 = .5, maxDepth = 16;
-    function resample(stream) {
-      var λ0, x0, y0, a0, b0, c0;
-      var resample = {
-        point: point,
-        lineStart: lineStart,
-        lineEnd: lineEnd,
-        polygonStart: function() {
-          stream.polygonStart();
-          resample.lineStart = polygonLineStart;
-        },
-        polygonEnd: function() {
-          stream.polygonEnd();
-          resample.lineStart = lineStart;
-        }
-      };
-      function point(x, y) {
-        x = project(x, y);
-        stream.point(x[0], x[1]);
-      }
-      function lineStart() {
-        x0 = NaN;
-        resample.point = linePoint;
-        stream.lineStart();
-      }
-      function linePoint(λ, φ) {
-        var c = d3_geo_cartesian([ λ, φ ]), p = project(λ, φ);
-        resampleLineTo(x0, y0, λ0, a0, b0, c0, x0 = p[0], y0 = p[1], λ0 = λ, a0 = c[0], b0 = c[1], c0 = c[2], maxDepth, stream);
-        stream.point(x0, y0);
-      }
-      function lineEnd() {
-        resample.point = point;
-        stream.lineEnd();
-      }
-      function polygonLineStart() {
-        var λ00, φ00, x00, y00, a00, b00, c00;
-        lineStart();
-        resample.point = function(λ, φ) {
-          linePoint(λ00 = λ, φ00 = φ), x00 = x0, y00 = y0, a00 = a0, b00 = b0, c00 = c0;
-          resample.point = linePoint;
-        };
-        resample.lineEnd = function() {
-          resampleLineTo(x0, y0, λ0, a0, b0, c0, x00, y00, λ00, a00, b00, c00, maxDepth, stream);
-          resample.lineEnd = lineEnd;
-          lineEnd();
-        };
-      }
-      return resample;
-    }
-    function resampleLineTo(x0, y0, λ0, a0, b0, c0, x1, y1, λ1, a1, b1, c1, depth, stream) {
-      var dx = x1 - x0, dy = y1 - y0, d2 = dx * dx + dy * dy;
-      if (d2 > 4 * δ2 && depth--) {
-        var a = a0 + a1, b = b0 + b1, c = c0 + c1, m = Math.sqrt(a * a + b * b + c * c), φ2 = Math.asin(c /= m), λ2 = Math.abs(Math.abs(c) - 1) < ε ? (λ0 + λ1) / 2 : Math.atan2(b, a), p = project(λ2, φ2), x2 = p[0], y2 = p[1], dx2 = x2 - x0, dy2 = y2 - y0, dz = dy * dx2 - dx * dy2;
-        if (dz * dz / d2 > δ2 || Math.abs((dx * dx2 + dy * dy2) / d2 - .5) > .3) {
-          resampleLineTo(x0, y0, λ0, a0, b0, c0, x2, y2, λ2, a /= m, b /= m, c, depth, stream);
-          stream.point(x2, y2);
-          resampleLineTo(x2, y2, λ2, a, b, c, x1, y1, λ1, a1, b1, c1, depth, stream);
-        }
-      }
-    }
-    resample.precision = function(_) {
-      if (!arguments.length) return Math.sqrt(δ2);
-      maxDepth = (δ2 = _ * _) > 0 && 16;
-      return resample;
-    };
-    return resample;
-  }
-  d3.geo.projection = d3_geo_projection;
-  d3.geo.projectionMutator = d3_geo_projectionMutator;
-  function d3_geo_projection(project) {
-    return d3_geo_projectionMutator(function() {
-      return project;
-    })();
-  }
-  function d3_geo_projectionMutator(projectAt) {
-    var project, rotate, projectRotate, projectResample = d3_geo_resample(function(x, y) {
-      x = project(x, y);
-      return [ x[0] * k + δx, δy - x[1] * k ];
-    }), k = 150, x = 480, y = 250, λ = 0, φ = 0, δλ = 0, δφ = 0, δγ = 0, δx, δy, preclip = d3_geo_clipAntimeridian, postclip = d3_identity, clipAngle = null, clipExtent = null;
-    function projection(point) {
-      point = projectRotate(point[0] * d3_radians, point[1] * d3_radians);
-      return [ point[0] * k + δx, δy - point[1] * k ];
-    }
-    function invert(point) {
-      point = projectRotate.invert((point[0] - δx) / k, (δy - point[1]) / k);
-      return point && [ point[0] * d3_degrees, point[1] * d3_degrees ];
-    }
-    projection.stream = function(stream) {
-      return d3_geo_projectionRadiansRotate(rotate, preclip(projectResample(postclip(stream))));
-    };
-    projection.clipAngle = function(_) {
-      if (!arguments.length) return clipAngle;
-      preclip = _ == null ? (clipAngle = _, d3_geo_clipAntimeridian) : d3_geo_clipCircle((clipAngle = +_) * d3_radians);
-      return projection;
-    };
-    projection.clipExtent = function(_) {
-      if (!arguments.length) return clipExtent;
-      clipExtent = _;
-      postclip = _ == null ? d3_identity : d3_geo_clipView(_[0][0], _[0][1], _[1][0], _[1][1]);
-      return projection;
-    };
-    projection.scale = function(_) {
-      if (!arguments.length) return k;
-      k = +_;
-      return reset();
-    };
-    projection.translate = function(_) {
-      if (!arguments.length) return [ x, y ];
-      x = +_[0];
-      y = +_[1];
-      return reset();
-    };
-    projection.center = function(_) {
-      if (!arguments.length) return [ λ * d3_degrees, φ * d3_degrees ];
-      λ = _[0] % 360 * d3_radians;
-      φ = _[1] % 360 * d3_radians;
-      return reset();
-    };
-    projection.rotate = function(_) {
-      if (!arguments.length) return [ δλ * d3_degrees, δφ * d3_degrees, δγ * d3_degrees ];
-      δλ = _[0] % 360 * d3_radians;
-      δφ = _[1] % 360 * d3_radians;
-      δγ = _.length > 2 ? _[2] % 360 * d3_radians : 0;
-      return reset();
-    };
-    d3.rebind(projection, projectResample, "precision");
-    function reset() {
-      projectRotate = d3_geo_compose(rotate = d3_geo_rotation(δλ, δφ, δγ), project);
-      var center = project(λ, φ);
-      δx = x - center[0] * k;
-      δy = y + center[1] * k;
-      return projection;
-    }
-    return function() {
-      project = projectAt.apply(this, arguments);
-      projection.invert = project.invert && invert;
-      return reset();
-    };
-  }
-  function d3_geo_projectionRadiansRotate(rotate, stream) {
-    return {
-      point: function(x, y) {
-        y = rotate(x * d3_radians, y * d3_radians), x = y[0];
-        stream.point(x > π ? x - 2 * π : x < -π ? x + 2 * π : x, y[1]);
-      },
-      sphere: function() {
-        stream.sphere();
-      },
-      lineStart: function() {
-        stream.lineStart();
-      },
-      lineEnd: function() {
-        stream.lineEnd();
-      },
-      polygonStart: function() {
-        stream.polygonStart();
-      },
-      polygonEnd: function() {
-        stream.polygonEnd();
-      }
-    };
-  }
-  function d3_geo_equirectangular(λ, φ) {
-    return [ λ, φ ];
-  }
-  (d3.geo.equirectangular = function() {
-    return d3_geo_projection(d3_geo_equirectangular);
-  }).raw = d3_geo_equirectangular.invert = d3_geo_equirectangular;
-  d3.geo.rotation = function(rotate) {
-    rotate = d3_geo_rotation(rotate[0] % 360 * d3_radians, rotate[1] * d3_radians, rotate.length > 2 ? rotate[2] * d3_radians : 0);
-    function forward(coordinates) {
-      coordinates = rotate(coordinates[0] * d3_radians, coordinates[1] * d3_radians);
-      return coordinates[0] *= d3_degrees, coordinates[1] *= d3_degrees, coordinates;
-    }
-    forward.invert = function(coordinates) {
-      coordinates = rotate.invert(coordinates[0] * d3_radians, coordinates[1] * d3_radians);
-      return coordinates[0] *= d3_degrees, coordinates[1] *= d3_degrees, coordinates;
-    };
-    return forward;
-  };
-  function d3_geo_rotation(δλ, δφ, δγ) {
-    return δλ ? δφ || δγ ? d3_geo_compose(d3_geo_rotationλ(δλ), d3_geo_rotationφγ(δφ, δγ)) : d3_geo_rotationλ(δλ) : δφ || δγ ? d3_geo_rotationφγ(δφ, δγ) : d3_geo_equirectangular;
-  }
-  function d3_geo_forwardRotationλ(δλ) {
-    return function(λ, φ) {
-      return λ += δλ, [ λ > π ? λ - 2 * π : λ < -π ? λ + 2 * π : λ, φ ];
-    };
-  }
-  function d3_geo_rotationλ(δλ) {
-    var rotation = d3_geo_forwardRotationλ(δλ);
-    rotation.invert = d3_geo_forwardRotationλ(-δλ);
-    return rotation;
-  }
-  function d3_geo_rotationφγ(δφ, δγ) {
-    var cosδφ = Math.cos(δφ), sinδφ = Math.sin(δφ), cosδγ = Math.cos(δγ), sinδγ = Math.sin(δγ);
-    function rotation(λ, φ) {
-      var cosφ = Math.cos(φ), x = Math.cos(λ) * cosφ, y = Math.sin(λ) * cosφ, z = Math.sin(φ), k = z * cosδφ + x * sinδφ;
-      return [ Math.atan2(y * cosδγ - k * sinδγ, x * cosδφ - z * sinδφ), Math.asin(Math.max(-1, Math.min(1, k * cosδγ + y * sinδγ))) ];
-    }
-    rotation.invert = function(λ, φ) {
-      var cosφ = Math.cos(φ), x = Math.cos(λ) * cosφ, y = Math.sin(λ) * cosφ, z = Math.sin(φ), k = z * cosδγ - y * sinδγ;
-      return [ Math.atan2(y * cosδγ + z * sinδγ, x * cosδφ + k * sinδφ), Math.asin(Math.max(-1, Math.min(1, k * cosδφ - x * sinδφ))) ];
-    };
-    return rotation;
-  }
-  d3.geo.circle = function() {
-    var origin = [ 0, 0 ], angle, precision = 6, interpolate;
-    function circle() {
-      var center = typeof origin === "function" ? origin.apply(this, arguments) : origin, rotate = d3_geo_rotation(-center[0] * d3_radians, -center[1] * d3_radians, 0).invert, ring = [];
-      interpolate(null, null, 1, {
-        point: function(x, y) {
-          ring.push(x = rotate(x, y));
-          x[0] *= d3_degrees, x[1] *= d3_degrees;
-        }
-      });
-      return {
-        type: "Polygon",
-        coordinates: [ ring ]
-      };
-    }
-    circle.origin = function(x) {
-      if (!arguments.length) return origin;
-      origin = x;
-      return circle;
-    };
-    circle.angle = function(x) {
-      if (!arguments.length) return angle;
-      interpolate = d3_geo_circleInterpolate((angle = +x) * d3_radians, precision * d3_radians);
-      return circle;
-    };
-    circle.precision = function(_) {
-      if (!arguments.length) return precision;
-      interpolate = d3_geo_circleInterpolate(angle * d3_radians, (precision = +_) * d3_radians);
-      return circle;
-    };
-    return circle.angle(90);
-  };
-  function d3_geo_circleInterpolate(radius, precision) {
-    var cr = Math.cos(radius), sr = Math.sin(radius);
-    return function(from, to, direction, listener) {
-      if (from != null) {
-        from = d3_geo_circleAngle(cr, from);
-        to = d3_geo_circleAngle(cr, to);
-        if (direction > 0 ? from < to : from > to) from += direction * 2 * π;
-      } else {
-        from = radius + direction * 2 * π;
-        to = radius;
-      }
-      var point;
-      for (var step = direction * precision, t = from; direction > 0 ? t > to : t < to; t -= step) {
-        listener.point((point = d3_geo_spherical([ cr, -sr * Math.cos(t), -sr * Math.sin(t) ]))[0], point[1]);
-      }
-    };
-  }
-  function d3_geo_circleAngle(cr, point) {
-    var a = d3_geo_cartesian(point);
-    a[0] -= cr;
-    d3_geo_cartesianNormalize(a);
-    var angle = d3_acos(-a[1]);
-    return ((-a[2] < 0 ? -angle : angle) + 2 * Math.PI - ε) % (2 * Math.PI);
-  }
-  d3.geo.distance = function(a, b) {
-    var Δλ = (b[0] - a[0]) * d3_radians, φ0 = a[1] * d3_radians, φ1 = b[1] * d3_radians, sinΔλ = Math.sin(Δλ), cosΔλ = Math.cos(Δλ), sinφ0 = Math.sin(φ0), cosφ0 = Math.cos(φ0), sinφ1 = Math.sin(φ1), cosφ1 = Math.cos(φ1), t;
-    return Math.atan2(Math.sqrt((t = cosφ1 * sinΔλ) * t + (t = cosφ0 * sinφ1 - sinφ0 * cosφ1 * cosΔλ) * t), sinφ0 * sinφ1 + cosφ0 * cosφ1 * cosΔλ);
-  };
-  d3.geo.graticule = function() {
-    var x1, x0, X1, X0, y1, y0, Y1, Y0, dx = 10, dy = dx, DX = 90, DY = 360, x, y, X, Y, precision = 2.5;
-    function graticule() {
-      return {
-        type: "MultiLineString",
-        coordinates: lines()
-      };
-    }
-    function lines() {
-      return d3.range(Math.ceil(X0 / DX) * DX, X1, DX).map(X).concat(d3.range(Math.ceil(Y0 / DY) * DY, Y1, DY).map(Y)).concat(d3.range(Math.ceil(x0 / dx) * dx, x1, dx).filter(function(x) {
-        return Math.abs(x % DX) > ε;
-      }).map(x)).concat(d3.range(Math.ceil(y0 / dy) * dy, y1, dy).filter(function(y) {
-        return Math.abs(y % DY) > ε;
-      }).map(y));
-    }
-    graticule.lines = function() {
-      return lines().map(function(coordinates) {
-        return {
-          type: "LineString",
-          coordinates: coordinates
-        };
-      });
-    };
-    graticule.outline = function() {
-      return {
-        type: "Polygon",
-        coordinates: [ X(X0).concat(Y(Y1).slice(1), X(X1).reverse().slice(1), Y(Y0).reverse().slice(1)) ]
-      };
-    };
-    graticule.extent = function(_) {
-      if (!arguments.length) return graticule.minorExtent();
-      return graticule.majorExtent(_).minorExtent(_);
-    };
-    graticule.majorExtent = function(_) {
-      if (!arguments.length) return [ [ X0, Y0 ], [ X1, Y1 ] ];
-      X0 = +_[0][0], X1 = +_[1][0];
-      Y0 = +_[0][1], Y1 = +_[1][1];
-      if (X0 > X1) _ = X0, X0 = X1, X1 = _;
-      if (Y0 > Y1) _ = Y0, Y0 = Y1, Y1 = _;
-      return graticule.precision(precision);
-    };
-    graticule.minorExtent = function(_) {
-      if (!arguments.length) return [ [ x0, y0 ], [ x1, y1 ] ];
-      x0 = +_[0][0], x1 = +_[1][0];
-      y0 = +_[0][1], y1 = +_[1][1];
-      if (x0 > x1) _ = x0, x0 = x1, x1 = _;
-      if (y0 > y1) _ = y0, y0 = y1, y1 = _;
-      return graticule.precision(precision);
-    };
-    graticule.step = function(_) {
-      if (!arguments.length) return graticule.minorStep();
-      return graticule.majorStep(_).minorStep(_);
-    };
-    graticule.majorStep = function(_) {
-      if (!arguments.length) return [ DX, DY ];
-      DX = +_[0], DY = +_[1];
-      return graticule;
-    };
-    graticule.minorStep = function(_) {
-      if (!arguments.length) return [ dx, dy ];
-      dx = +_[0], dy = +_[1];
-      return graticule;
-    };
-    graticule.precision = function(_) {
-      if (!arguments.length) return precision;
-      precision = +_;
-      x = d3_geo_graticuleX(y0, y1, 90);
-      y = d3_geo_graticuleY(x0, x1, precision);
-      X = d3_geo_graticuleX(Y0, Y1, 90);
-      Y = d3_geo_graticuleY(X0, X1, precision);
-      return graticule;
-    };
-    return graticule.majorExtent([ [ -180, -90 + ε ], [ 180, 90 - ε ] ]).minorExtent([ [ -180, -80 - ε ], [ 180, 80 + ε ] ]);
-  };
-  function d3_geo_graticuleX(y0, y1, dy) {
-    var y = d3.range(y0, y1 - ε, dy).concat(y1);
-    return function(x) {
-      return y.map(function(y) {
-        return [ x, y ];
-      });
-    };
-  }
-  function d3_geo_graticuleY(x0, x1, dx) {
-    var x = d3.range(x0, x1 - ε, dx).concat(x1);
-    return function(y) {
-      return x.map(function(x) {
-        return [ x, y ];
-      });
-    };
-  }
-  function d3_source(d) {
-    return d.source;
-  }
-  function d3_target(d) {
-    return d.target;
-  }
-  d3.geo.greatArc = function() {
-    var source = d3_source, source_, target = d3_target, target_;
-    function greatArc() {
-      return {
-        type: "LineString",
-        coordinates: [ source_ || source.apply(this, arguments), target_ || target.apply(this, arguments) ]
-      };
-    }
-    greatArc.distance = function() {
-      return d3.geo.distance(source_ || source.apply(this, arguments), target_ || target.apply(this, arguments));
-    };
-    greatArc.source = function(_) {
-      if (!arguments.length) return source;
-      source = _, source_ = typeof _ === "function" ? null : _;
-      return greatArc;
-    };
-    greatArc.target = function(_) {
-      if (!arguments.length) return target;
-      target = _, target_ = typeof _ === "function" ? null : _;
-      return greatArc;
-    };
-    greatArc.precision = function() {
-      return arguments.length ? greatArc : 0;
-    };
-    return greatArc;
-  };
-  d3.geo.interpolate = function(source, target) {
-    return d3_geo_interpolate(source[0] * d3_radians, source[1] * d3_radians, target[0] * d3_radians, target[1] * d3_radians);
-  };
-  function d3_geo_interpolate(x0, y0, x1, y1) {
-    var cy0 = Math.cos(y0), sy0 = Math.sin(y0), cy1 = Math.cos(y1), sy1 = Math.sin(y1), kx0 = cy0 * Math.cos(x0), ky0 = cy0 * Math.sin(x0), kx1 = cy1 * Math.cos(x1), ky1 = cy1 * Math.sin(x1), d = 2 * Math.asin(Math.sqrt(d3_haversin(y1 - y0) + cy0 * cy1 * d3_haversin(x1 - x0))), k = 1 / Math.sin(d);
-    var interpolate = d ? function(t) {
-      var B = Math.sin(t *= d) * k, A = Math.sin(d - t) * k, x = A * kx0 + B * kx1, y = A * ky0 + B * ky1, z = A * sy0 + B * sy1;
-      return [ Math.atan2(y, x) * d3_degrees, Math.atan2(z, Math.sqrt(x * x + y * y)) * d3_degrees ];
-    } : function() {
-      return [ x0 * d3_degrees, y0 * d3_degrees ];
-    };
-    interpolate.distance = d;
-    return interpolate;
-  }
-  d3.geo.length = function(object) {
-    d3_geo_lengthSum = 0;
-    d3.geo.stream(object, d3_geo_length);
-    return d3_geo_lengthSum;
-  };
-  var d3_geo_lengthSum;
-  var d3_geo_length = {
-    sphere: d3_noop,
-    point: d3_noop,
-    lineStart: d3_geo_lengthLineStart,
-    lineEnd: d3_noop,
-    polygonStart: d3_noop,
-    polygonEnd: d3_noop
-  };
-  function d3_geo_lengthLineStart() {
-    var λ0, sinφ0, cosφ0;
-    d3_geo_length.point = function(λ, φ) {
-      λ0 = λ * d3_radians, sinφ0 = Math.sin(φ *= d3_radians), cosφ0 = Math.cos(φ);
-      d3_geo_length.point = nextPoint;
-    };
-    d3_geo_length.lineEnd = function() {
-      d3_geo_length.point = d3_geo_length.lineEnd = d3_noop;
-    };
-    function nextPoint(λ, φ) {
-      var sinφ = Math.sin(φ *= d3_radians), cosφ = Math.cos(φ), t = Math.abs((λ *= d3_radians) - λ0), cosΔλ = Math.cos(t);
-      d3_geo_lengthSum += Math.atan2(Math.sqrt((t = cosφ * Math.sin(t)) * t + (t = cosφ0 * sinφ - sinφ0 * cosφ * cosΔλ) * t), sinφ0 * sinφ + cosφ0 * cosφ * cosΔλ);
-      λ0 = λ, sinφ0 = sinφ, cosφ0 = cosφ;
-    }
-  }
-  function d3_geo_conic(projectAt) {
-    var φ0 = 0, φ1 = π / 3, m = d3_geo_projectionMutator(projectAt), p = m(φ0, φ1);
-    p.parallels = function(_) {
-      if (!arguments.length) return [ φ0 / π * 180, φ1 / π * 180 ];
-      return m(φ0 = _[0] * π / 180, φ1 = _[1] * π / 180);
-    };
-    return p;
-  }
-  function d3_geo_conicEqualArea(φ0, φ1) {
-    var sinφ0 = Math.sin(φ0), n = (sinφ0 + Math.sin(φ1)) / 2, C = 1 + sinφ0 * (2 * n - sinφ0), ρ0 = Math.sqrt(C) / n;
-    function forward(λ, φ) {
-      var ρ = Math.sqrt(C - 2 * n * Math.sin(φ)) / n;
-      return [ ρ * Math.sin(λ *= n), ρ0 - ρ * Math.cos(λ) ];
-    }
-    forward.invert = function(x, y) {
-      var ρ0_y = ρ0 - y;
-      return [ Math.atan2(x, ρ0_y) / n, Math.asin((C - (x * x + ρ0_y * ρ0_y) * n * n) / (2 * n)) ];
-    };
-    return forward;
-  }
-  (d3.geo.conicEqualArea = function() {
-    return d3_geo_conic(d3_geo_conicEqualArea);
-  }).raw = d3_geo_conicEqualArea;
-  d3.geo.albersUsa = function() {
-    var lower48 = d3.geo.conicEqualArea().rotate([ 98, 0 ]).center([ 0, 38 ]).parallels([ 29.5, 45.5 ]);
-    var alaska = d3.geo.conicEqualArea().rotate([ 160, 0 ]).center([ 0, 60 ]).parallels([ 55, 65 ]);
-    var hawaii = d3.geo.conicEqualArea().rotate([ 160, 0 ]).center([ 0, 20 ]).parallels([ 8, 18 ]);
-    var puertoRico = d3.geo.conicEqualArea().rotate([ 60, 0 ]).center([ 0, 10 ]).parallels([ 8, 18 ]);
-    var alaskaInvert, hawaiiInvert, puertoRicoInvert;
-    function albersUsa(coordinates) {
-      return projection(coordinates)(coordinates);
-    }
-    function projection(point) {
-      var lon = point[0], lat = point[1];
-      return lat > 50 ? alaska : lon < -140 ? hawaii : lat < 21 ? puertoRico : lower48;
-    }
-    albersUsa.invert = function(coordinates) {
-      return alaskaInvert(coordinates) || hawaiiInvert(coordinates) || puertoRicoInvert(coordinates) || lower48.invert(coordinates);
-    };
-    albersUsa.scale = function(x) {
-      if (!arguments.length) return lower48.scale();
-      lower48.scale(x);
-      alaska.scale(x * .6);
-      hawaii.scale(x);
-      puertoRico.scale(x * 1.5);
-      return albersUsa.translate(lower48.translate());
-    };
-    albersUsa.translate = function(x) {
-      if (!arguments.length) return lower48.translate();
-      var dz = lower48.scale(), dx = x[0], dy = x[1];
-      lower48.translate(x);
-      alaska.translate([ dx - .4 * dz, dy + .17 * dz ]);
-      hawaii.translate([ dx - .19 * dz, dy + .2 * dz ]);
-      puertoRico.translate([ dx + .58 * dz, dy + .43 * dz ]);
-      alaskaInvert = d3_geo_albersUsaInvert(alaska, [ [ -180, 50 ], [ -130, 72 ] ]);
-      hawaiiInvert = d3_geo_albersUsaInvert(hawaii, [ [ -164, 18 ], [ -154, 24 ] ]);
-      puertoRicoInvert = d3_geo_albersUsaInvert(puertoRico, [ [ -67.5, 17.5 ], [ -65, 19 ] ]);
-      return albersUsa;
-    };
-    return albersUsa.scale(1e3);
-  };
-  function d3_geo_albersUsaInvert(projection, extent) {
-    var a = projection(extent[0]), b = projection([ .5 * (extent[0][0] + extent[1][0]), extent[0][1] ]), c = projection([ extent[1][0], extent[0][1] ]), d = projection(extent[1]);
-    var dya = b[1] - a[1], dxa = b[0] - a[0], dyb = c[1] - b[1], dxb = c[0] - b[0];
-    var ma = dya / dxa, mb = dyb / dxb;
-    var cx = .5 * (ma * mb * (a[1] - c[1]) + mb * (a[0] + b[0]) - ma * (b[0] + c[0])) / (mb - ma), cy = (.5 * (a[0] + b[0]) - cx) / ma + .5 * (a[1] + b[1]);
-    var dx0 = d[0] - cx, dy0 = d[1] - cy, dx1 = a[0] - cx, dy1 = a[1] - cy, r0 = dx0 * dx0 + dy0 * dy0, r1 = dx1 * dx1 + dy1 * dy1;
-    var a0 = Math.atan2(dy0, dx0), a1 = Math.atan2(dy1, dx1);
-    return function(coordinates) {
-      var dx = coordinates[0] - cx, dy = coordinates[1] - cy, r = dx * dx + dy * dy, a = Math.atan2(dy, dx);
-      if (r0 < r && r < r1 && a0 < a && a < a1) return projection.invert(coordinates);
-    };
-  }
-  var d3_geo_pathAreaSum, d3_geo_pathAreaPolygon, d3_geo_pathArea = {
-    point: d3_noop,
-    lineStart: d3_noop,
-    lineEnd: d3_noop,
-    polygonStart: function() {
-      d3_geo_pathAreaPolygon = 0;
-      d3_geo_pathArea.lineStart = d3_geo_pathAreaRingStart;
-    },
-    polygonEnd: function() {
-      d3_geo_pathArea.lineStart = d3_geo_pathArea.lineEnd = d3_geo_pathArea.point = d3_noop;
-      d3_geo_pathAreaSum += Math.abs(d3_geo_pathAreaPolygon / 2);
-    }
-  };
-  function d3_geo_pathAreaRingStart() {
-    var x00, y00, x0, y0;
-    d3_geo_pathArea.point = function(x, y) {
-      d3_geo_pathArea.point = nextPoint;
-      x00 = x0 = x, y00 = y0 = y;
-    };
-    function nextPoint(x, y) {
-      d3_geo_pathAreaPolygon += y0 * x - x0 * y;
-      x0 = x, y0 = y;
-    }
-    d3_geo_pathArea.lineEnd = function() {
-      nextPoint(x00, y00);
-    };
-  }
-  function d3_geo_pathBuffer() {
-    var pointCircle = d3_geo_pathCircle(4.5), buffer = [];
-    var stream = {
-      point: point,
-      lineStart: function() {
-        stream.point = pointLineStart;
-      },
-      lineEnd: lineEnd,
-      polygonStart: function() {
-        stream.lineEnd = lineEndPolygon;
-      },
-      polygonEnd: function() {
-        stream.lineEnd = lineEnd;
-        stream.point = point;
-      },
-      pointRadius: function(_) {
-        pointCircle = d3_geo_pathCircle(_);
-        return stream;
-      },
-      result: function() {
-        if (buffer.length) {
-          var result = buffer.join("");
-          buffer = [];
-          return result;
-        }
-      }
-    };
-    function point(x, y) {
-      buffer.push("M", x, ",", y, pointCircle);
-    }
-    function pointLineStart(x, y) {
-      buffer.push("M", x, ",", y);
-      stream.point = pointLine;
-    }
-    function pointLine(x, y) {
-      buffer.push("L", x, ",", y);
-    }
-    function lineEnd() {
-      stream.point = point;
-    }
-    function lineEndPolygon() {
-      buffer.push("Z");
-    }
-    return stream;
-  }
-  var d3_geo_pathCentroid = {
-    point: d3_geo_pathCentroidPoint,
-    lineStart: d3_geo_pathCentroidLineStart,
-    lineEnd: d3_geo_pathCentroidLineEnd,
-    polygonStart: function() {
-      d3_geo_pathCentroid.lineStart = d3_geo_pathCentroidRingStart;
-    },
-    polygonEnd: function() {
-      d3_geo_pathCentroid.point = d3_geo_pathCentroidPoint;
-      d3_geo_pathCentroid.lineStart = d3_geo_pathCentroidLineStart;
-      d3_geo_pathCentroid.lineEnd = d3_geo_pathCentroidLineEnd;
-    }
-  };
-  function d3_geo_pathCentroidPoint(x, y) {
-    if (d3_geo_centroidDimension) return;
-    d3_geo_centroidX += x;
-    d3_geo_centroidY += y;
-    ++d3_geo_centroidZ;
-  }
-  function d3_geo_pathCentroidLineStart() {
-    var x0, y0;
-    if (d3_geo_centroidDimension !== 1) {
-      if (d3_geo_centroidDimension < 1) {
-        d3_geo_centroidDimension = 1;
-        d3_geo_centroidX = d3_geo_centroidY = d3_geo_centroidZ = 0;
-      } else return;
-    }
-    d3_geo_pathCentroid.point = function(x, y) {
-      d3_geo_pathCentroid.point = nextPoint;
-      x0 = x, y0 = y;
-    };
-    function nextPoint(x, y) {
-      var dx = x - x0, dy = y - y0, z = Math.sqrt(dx * dx + dy * dy);
-      d3_geo_centroidX += z * (x0 + x) / 2;
-      d3_geo_centroidY += z * (y0 + y) / 2;
-      d3_geo_centroidZ += z;
-      x0 = x, y0 = y;
-    }
-  }
-  function d3_geo_pathCentroidLineEnd() {
-    d3_geo_pathCentroid.point = d3_geo_pathCentroidPoint;
-  }
-  function d3_geo_pathCentroidRingStart() {
-    var x00, y00, x0, y0;
-    if (d3_geo_centroidDimension < 2) {
-      d3_geo_centroidDimension = 2;
-      d3_geo_centroidX = d3_geo_centroidY = d3_geo_centroidZ = 0;
-    }
-    d3_geo_pathCentroid.point = function(x, y) {
-      d3_geo_pathCentroid.point = nextPoint;
-      x00 = x0 = x, y00 = y0 = y;
-    };
-    function nextPoint(x, y) {
-      var z = y0 * x - x0 * y;
-      d3_geo_centroidX += z * (x0 + x);
-      d3_geo_centroidY += z * (y0 + y);
-      d3_geo_centroidZ += z * 3;
-      x0 = x, y0 = y;
-    }
-    d3_geo_pathCentroid.lineEnd = function() {
-      nextPoint(x00, y00);
-    };
-  }
-  function d3_geo_pathContext(context) {
-    var pointRadius = 4.5;
-    var stream = {
-      point: point,
-      lineStart: function() {
-        stream.point = pointLineStart;
-      },
-      lineEnd: lineEnd,
-      polygonStart: function() {
-        stream.lineEnd = lineEndPolygon;
-      },
-      polygonEnd: function() {
-        stream.lineEnd = lineEnd;
-        stream.point = point;
-      },
-      pointRadius: function(_) {
-        pointRadius = _;
-        return stream;
-      },
-      result: d3_noop
-    };
-    function point(x, y) {
-      context.moveTo(x, y);
-      context.arc(x, y, pointRadius, 0, 2 * π);
-    }
-    function pointLineStart(x, y) {
-      context.moveTo(x, y);
-      stream.point = pointLine;
-    }
-    function pointLine(x, y) {
-      context.lineTo(x, y);
-    }
-    function lineEnd() {
-      stream.point = point;
-    }
-    function lineEndPolygon() {
-      context.closePath();
-    }
-    return stream;
-  }
-  d3.geo.path = function() {
-    var pointRadius = 4.5, projection, context, projectStream, contextStream;
-    function path(object) {
-      if (object) d3.geo.stream(object, projectStream(contextStream.pointRadius(typeof pointRadius === "function" ? +pointRadius.apply(this, arguments) : pointRadius)));
-      return contextStream.result();
-    }
-    path.area = function(object) {
-      d3_geo_pathAreaSum = 0;
-      d3.geo.stream(object, projectStream(d3_geo_pathArea));
-      return d3_geo_pathAreaSum;
-    };
-    path.centroid = function(object) {
-      d3_geo_centroidDimension = d3_geo_centroidX = d3_geo_centroidY = d3_geo_centroidZ = 0;
-      d3.geo.stream(object, projectStream(d3_geo_pathCentroid));
-      return d3_geo_centroidZ ? [ d3_geo_centroidX / d3_geo_centroidZ, d3_geo_centroidY / d3_geo_centroidZ ] : undefined;
-    };
-    path.bounds = function(object) {
-      return d3_geo_bounds(projectStream)(object);
-    };
-    path.projection = function(_) {
-      if (!arguments.length) return projection;
-      projectStream = (projection = _) ? _.stream || d3_geo_pathProjectStream(_) : d3_identity;
-      return path;
-    };
-    path.context = function(_) {
-      if (!arguments.length) return context;
-      contextStream = (context = _) == null ? new d3_geo_pathBuffer() : new d3_geo_pathContext(_);
-      return path;
-    };
-    path.pointRadius = function(_) {
-      if (!arguments.length) return pointRadius;
-      pointRadius = typeof _ === "function" ? _ : +_;
-      return path;
-    };
-    return path.projection(d3.geo.albersUsa()).context(null);
-  };
-  function d3_geo_pathCircle(radius) {
-    return "m0," + radius + "a" + radius + "," + radius + " 0 1,1 0," + -2 * radius + "a" + radius + "," + radius + " 0 1,1 0," + +2 * radius + "z";
-  }
-  function d3_geo_pathProjectStream(project) {
-    var resample = d3_geo_resample(function(λ, φ) {
-      return project([ λ * d3_degrees, φ * d3_degrees ]);
-    });
-    return function(stream) {
-      stream = resample(stream);
-      return {
-        point: function(λ, φ) {
-          stream.point(λ * d3_radians, φ * d3_radians);
-        },
-        sphere: function() {
-          stream.sphere();
-        },
-        lineStart: function() {
-          stream.lineStart();
-        },
-        lineEnd: function() {
-          stream.lineEnd();
-        },
-        polygonStart: function() {
-          stream.polygonStart();
-        },
-        polygonEnd: function() {
-          stream.polygonEnd();
-        }
-      };
-    };
-  }
-  d3.geo.albers = function() {
-    return d3.geo.conicEqualArea().parallels([ 29.5, 45.5 ]).rotate([ 98, 0 ]).center([ 0, 38 ]).scale(1e3);
-  };
-  function d3_geo_azimuthal(scale, angle) {
-    function azimuthal(λ, φ) {
-      var cosλ = Math.cos(λ), cosφ = Math.cos(φ), k = scale(cosλ * cosφ);
-      return [ k * cosφ * Math.sin(λ), k * Math.sin(φ) ];
-    }
-    azimuthal.invert = function(x, y) {
-      var ρ = Math.sqrt(x * x + y * y), c = angle(ρ), sinc = Math.sin(c), cosc = Math.cos(c);
-      return [ Math.atan2(x * sinc, ρ * cosc), Math.asin(ρ && y * sinc / ρ) ];
-    };
-    return azimuthal;
-  }
-  var d3_geo_azimuthalEqualArea = d3_geo_azimuthal(function(cosλcosφ) {
-    return Math.sqrt(2 / (1 + cosλcosφ));
-  }, function(ρ) {
-    return 2 * Math.asin(ρ / 2);
-  });
-  (d3.geo.azimuthalEqualArea = function() {
-    return d3_geo_projection(d3_geo_azimuthalEqualArea);
-  }).raw = d3_geo_azimuthalEqualArea;
-  var d3_geo_azimuthalEquidistant = d3_geo_azimuthal(function(cosλcosφ) {
-    var c = Math.acos(cosλcosφ);
-    return c && c / Math.sin(c);
-  }, d3_identity);
-  (d3.geo.azimuthalEquidistant = function() {
-    return d3_geo_projection(d3_geo_azimuthalEquidistant);
-  }).raw = d3_geo_azimuthalEquidistant;
-  function d3_geo_conicConformal(φ0, φ1) {
-    var cosφ0 = Math.cos(φ0), t = function(φ) {
-      return Math.tan(π / 4 + φ / 2);
-    }, n = φ0 === φ1 ? Math.sin(φ0) : Math.log(cosφ0 / Math.cos(φ1)) / Math.log(t(φ1) / t(φ0)), F = cosφ0 * Math.pow(t(φ0), n) / n;
-    if (!n) return d3_geo_mercator;
-    function forward(λ, φ) {
-      var ρ = Math.abs(Math.abs(φ) - π / 2) < ε ? 0 : F / Math.pow(t(φ), n);
-      return [ ρ * Math.sin(n * λ), F - ρ * Math.cos(n * λ) ];
-    }
-    forward.invert = function(x, y) {
-      var ρ0_y = F - y, ρ = d3_sgn(n) * Math.sqrt(x * x + ρ0_y * ρ0_y);
-      return [ Math.atan2(x, ρ0_y) / n, 2 * Math.atan(Math.pow(F / ρ, 1 / n)) - π / 2 ];
-    };
-    return forward;
-  }
-  (d3.geo.conicConformal = function() {
-    return d3_geo_conic(d3_geo_conicConformal);
-  }).raw = d3_geo_conicConformal;
-  function d3_geo_conicEquidistant(φ0, φ1) {
-    var cosφ0 = Math.cos(φ0), n = φ0 === φ1 ? Math.sin(φ0) : (cosφ0 - Math.cos(φ1)) / (φ1 - φ0), G = cosφ0 / n + φ0;
-    if (Math.abs(n) < ε) return d3_geo_equirectangular;
-    function forward(λ, φ) {
-      var ρ = G - φ;
-      return [ ρ * Math.sin(n * λ), G - ρ * Math.cos(n * λ) ];
-    }
-    forward.invert = function(x, y) {
-      var ρ0_y = G - y;
-      return [ Math.atan2(x, ρ0_y) / n, G - d3_sgn(n) * Math.sqrt(x * x + ρ0_y * ρ0_y) ];
-    };
-    return forward;
-  }
-  (d3.geo.conicEquidistant = function() {
-    return d3_geo_conic(d3_geo_conicEquidistant);
-  }).raw = d3_geo_conicEquidistant;
-  var d3_geo_gnomonic = d3_geo_azimuthal(function(cosλcosφ) {
-    return 1 / cosλcosφ;
-  }, Math.atan);
-  (d3.geo.gnomonic = function() {
-    return d3_geo_projection(d3_geo_gnomonic);
-  }).raw = d3_geo_gnomonic;
-  function d3_geo_mercator(λ, φ) {
-    return [ λ, Math.log(Math.tan(π / 4 + φ / 2)) ];
-  }
-  d3_geo_mercator.invert = function(x, y) {
-    return [ x, 2 * Math.atan(Math.exp(y)) - π / 2 ];
-  };
-  function d3_geo_mercatorProjection(project) {
-    var m = d3_geo_projection(project), scale = m.scale, translate = m.translate, clipExtent = m.clipExtent, clipAuto;
-    m.scale = function() {
-      var v = scale.apply(m, arguments);
-      return v === m ? clipAuto ? m.clipExtent(null) : m : v;
-    };
-    m.translate = function() {
-      var v = translate.apply(m, arguments);
-      return v === m ? clipAuto ? m.clipExtent(null) : m : v;
-    };
-    m.clipExtent = function(_) {
-      var v = clipExtent.apply(m, arguments);
-      if (v === m) {
-        if (clipAuto = _ == null) {
-          var k = π * scale(), t = translate();
-          clipExtent([ [ t[0] - k, t[1] - k ], [ t[0] + k, t[1] + k ] ]);
-        }
-      } else if (clipAuto) {
-        v = null;
-      }
-      return v;
-    };
-    return m.clipExtent(null);
-  }
-  (d3.geo.mercator = function() {
-    return d3_geo_mercatorProjection(d3_geo_mercator);
-  }).raw = d3_geo_mercator;
-  var d3_geo_orthographic = d3_geo_azimuthal(function() {
-    return 1;
-  }, Math.asin);
-  (d3.geo.orthographic = function() {
-    return d3_geo_projection(d3_geo_orthographic);
-  }).raw = d3_geo_orthographic;
-  var d3_geo_stereographic = d3_geo_azimuthal(function(cosλcosφ) {
-    return 1 / (1 + cosλcosφ);
-  }, function(ρ) {
-    return 2 * Math.atan(ρ);
-  });
-  (d3.geo.stereographic = function() {
-    return d3_geo_projection(d3_geo_stereographic);
-  }).raw = d3_geo_stereographic;
-  function d3_geo_transverseMercator(λ, φ) {
-    var B = Math.cos(φ) * Math.sin(λ);
-    return [ Math.log((1 + B) / (1 - B)) / 2, Math.atan2(Math.tan(φ), Math.cos(λ)) ];
-  }
-  d3_geo_transverseMercator.invert = function(x, y) {
-    return [ Math.atan2(d3_sinh(x), Math.cos(y)), d3_asin(Math.sin(y) / d3_cosh(x)) ];
-  };
-  (d3.geo.transverseMercator = function() {
-    return d3_geo_mercatorProjection(d3_geo_transverseMercator);
-  }).raw = d3_geo_transverseMercator;
-  d3.geom = {};
-  d3.svg = {};
-  function d3_svg_line(projection) {
-    var x = d3_svg_lineX, y = d3_svg_lineY, defined = d3_true, interpolate = d3_svg_lineLinear, interpolateKey = interpolate.key, tension = .7;
-    function line(data) {
-      var segments = [], points = [], i = -1, n = data.length, d, fx = d3_functor(x), fy = d3_functor(y);
-      function segment() {
-        segments.push("M", interpolate(projection(points), tension));
-      }
-      while (++i < n) {
-        if (defined.call(this, d = data[i], i)) {
-          points.push([ +fx.call(this, d, i), +fy.call(this, d, i) ]);
-        } else if (points.length) {
-          segment();
-          points = [];
-        }
-      }
-      if (points.length) segment();
-      return segments.length ? segments.join("") : null;
-    }
-    line.x = function(_) {
-      if (!arguments.length) return x;
-      x = _;
-      return line;
-    };
-    line.y = function(_) {
-      if (!arguments.length) return y;
-      y = _;
-      return line;
-    };
-    line.defined = function(_) {
-      if (!arguments.length) return defined;
-      defined = _;
-      return line;
-    };
-    line.interpolate = function(_) {
-      if (!arguments.length) return interpolateKey;
-      if (typeof _ === "function") interpolateKey = interpolate = _; else interpolateKey = (interpolate = d3_svg_lineInterpolators.get(_) || d3_svg_lineLinear).key;
-      return line;
-    };
-    line.tension = function(_) {
-      if (!arguments.length) return tension;
-      tension = _;
-      return line;
-    };
-    return line;
-  }
-  d3.svg.line = function() {
-    return d3_svg_line(d3_identity);
-  };
-  function d3_svg_lineX(d) {
-    return d[0];
-  }
-  function d3_svg_lineY(d) {
-    return d[1];
-  }
-  var d3_svg_lineInterpolators = d3.map({
-    linear: d3_svg_lineLinear,
-    "linear-closed": d3_svg_lineLinearClosed,
-    "step-before": d3_svg_lineStepBefore,
-    "step-after": d3_svg_lineStepAfter,
-    basis: d3_svg_lineBasis,
-    "basis-open": d3_svg_lineBasisOpen,
-    "basis-closed": d3_svg_lineBasisClosed,
-    bundle: d3_svg_lineBundle,
-    cardinal: d3_svg_lineCardinal,
-    "cardinal-open": d3_svg_lineCardinalOpen,
-    "cardinal-closed": d3_svg_lineCardinalClosed,
-    monotone: d3_svg_lineMonotone
-  });
-  d3_svg_lineInterpolators.forEach(function(key, value) {
-    value.key = key;
-    value.closed = /-closed$/.test(key);
-  });
-  function d3_svg_lineLinear(points) {
-    return points.join("L");
-  }
-  function d3_svg_lineLinearClosed(points) {
-    return d3_svg_lineLinear(points) + "Z";
-  }
-  function d3_svg_lineStepBefore(points) {
-    var i = 0, n = points.length, p = points[0], path = [ p[0], ",", p[1] ];
-    while (++i < n) path.push("V", (p = points[i])[1], "H", p[0]);
-    return path.join("");
-  }
-  function d3_svg_lineStepAfter(points) {
-    var i = 0, n = points.length, p = points[0], path = [ p[0], ",", p[1] ];
-    while (++i < n) path.push("H", (p = points[i])[0], "V", p[1]);
-    return path.join("");
-  }
-  function d3_svg_lineCardinalOpen(points, tension) {
-    return points.length < 4 ? d3_svg_lineLinear(points) : points[1] + d3_svg_lineHermite(points.slice(1, points.length - 1), d3_svg_lineCardinalTangents(points, tension));
-  }
-  function d3_svg_lineCardinalClosed(points, tension) {
-    return points.length < 3 ? d3_svg_lineLinear(points) : points[0] + d3_svg_lineHermite((points.push(points[0]), 
-    points), d3_svg_lineCardinalTangents([ points[points.length - 2] ].concat(points, [ points[1] ]), tension));
-  }
-  function d3_svg_lineCardinal(points, tension) {
-    return points.length < 3 ? d3_svg_lineLinear(points) : points[0] + d3_svg_lineHermite(points, d3_svg_lineCardinalTangents(points, tension));
-  }
-  function d3_svg_lineHermite(points, tangents) {
-    if (tangents.length < 1 || points.length != tangents.length && points.length != tangents.length + 2) {
-      return d3_svg_lineLinear(points);
-    }
-    var quad = points.length != tangents.length, path = "", p0 = points[0], p = points[1], t0 = tangents[0], t = t0, pi = 1;
-    if (quad) {
-      path += "Q" + (p[0] - t0[0] * 2 / 3) + "," + (p[1] - t0[1] * 2 / 3) + "," + p[0] + "," + p[1];
-      p0 = points[1];
-      pi = 2;
-    }
-    if (tangents.length > 1) {
-      t = tangents[1];
-      p = points[pi];
-      pi++;
-      path += "C" + (p0[0] + t0[0]) + "," + (p0[1] + t0[1]) + "," + (p[0] - t[0]) + "," + (p[1] - t[1]) + "," + p[0] + "," + p[1];
-      for (var i = 2; i < tangents.length; i++, pi++) {
-        p = points[pi];
-        t = tangents[i];
-        path += "S" + (p[0] - t[0]) + "," + (p[1] - t[1]) + "," + p[0] + "," + p[1];
-      }
-    }
-    if (quad) {
-      var lp = points[pi];
-      path += "Q" + (p[0] + t[0] * 2 / 3) + "," + (p[1] + t[1] * 2 / 3) + "," + lp[0] + "," + lp[1];
-    }
-    return path;
-  }
-  function d3_svg_lineCardinalTangents(points, tension) {
-    var tangents = [], a = (1 - tension) / 2, p0, p1 = points[0], p2 = points[1], i = 1, n = points.length;
-    while (++i < n) {
-      p0 = p1;
-      p1 = p2;
-      p2 = points[i];
-      tangents.push([ a * (p2[0] - p0[0]), a * (p2[1] - p0[1]) ]);
-    }
-    return tangents;
-  }
-  function d3_svg_lineBasis(points) {
-    if (points.length < 3) return d3_svg_lineLinear(points);
-    var i = 1, n = points.length, pi = points[0], x0 = pi[0], y0 = pi[1], px = [ x0, x0, x0, (pi = points[1])[0] ], py = [ y0, y0, y0, pi[1] ], path = [ x0, ",", y0 ];
-    d3_svg_lineBasisBezier(path, px, py);
-    while (++i < n) {
-      pi = points[i];
-      px.shift();
-      px.push(pi[0]);
-      py.shift();
-      py.push(pi[1]);
-      d3_svg_lineBasisBezier(path, px, py);
-    }
-    i = -1;
-    while (++i < 2) {
-      px.shift();
-      px.push(pi[0]);
-      py.shift();
-      py.push(pi[1]);
-      d3_svg_lineBasisBezier(path, px, py);
-    }
-    return path.join("");
-  }
-  function d3_svg_lineBasisOpen(points) {
-    if (points.length < 4) return d3_svg_lineLinear(points);
-    var path = [], i = -1, n = points.length, pi, px = [ 0 ], py = [ 0 ];
-    while (++i < 3) {
-      pi = points[i];
-      px.push(pi[0]);
-      py.push(pi[1]);
-    }
-    path.push(d3_svg_lineDot4(d3_svg_lineBasisBezier3, px) + "," + d3_svg_lineDot4(d3_svg_lineBasisBezier3, py));
-    --i;
-    while (++i < n) {
-      pi = points[i];
-      px.shift();
-      px.push(pi[0]);
-      py.shift();
-      py.push(pi[1]);
-      d3_svg_lineBasisBezier(path, px, py);
-    }
-    return path.join("");
-  }
-  function d3_svg_lineBasisClosed(points) {
-    var path, i = -1, n = points.length, m = n + 4, pi, px = [], py = [];
-    while (++i < 4) {
-      pi = points[i % n];
-      px.push(pi[0]);
-      py.push(pi[1]);
-    }
-    path = [ d3_svg_lineDot4(d3_svg_lineBasisBezier3, px), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, py) ];
-    --i;
-    while (++i < m) {
-      pi = points[i % n];
-      px.shift();
-      px.push(pi[0]);
-      py.shift();
-      py.push(pi[1]);
-      d3_svg_lineBasisBezier(path, px, py);
-    }
-    return path.join("");
-  }
-  function d3_svg_lineBundle(points, tension) {
-    var n = points.length - 1;
-    if (n) {
-      var x0 = points[0][0], y0 = points[0][1], dx = points[n][0] - x0, dy = points[n][1] - y0, i = -1, p, t;
-      while (++i <= n) {
-        p = points[i];
-        t = i / n;
-        p[0] = tension * p[0] + (1 - tension) * (x0 + t * dx);
-        p[1] = tension * p[1] + (1 - tension) * (y0 + t * dy);
-      }
-    }
-    return d3_svg_lineBasis(points);
-  }
-  function d3_svg_lineDot4(a, b) {
-    return a[0] * b[0] + a[1] * b[1] + a[2] * b[2] + a[3] * b[3];
-  }
-  var d3_svg_lineBasisBezier1 = [ 0, 2 / 3, 1 / 3, 0 ], d3_svg_lineBasisBezier2 = [ 0, 1 / 3, 2 / 3, 0 ], d3_svg_lineBasisBezier3 = [ 0, 1 / 6, 2 / 3, 1 / 6 ];
-  function d3_svg_lineBasisBezier(path, x, y) {
-    path.push("C", d3_svg_lineDot4(d3_svg_lineBasisBezier1, x), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier1, y), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier2, x), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier2, y), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, x), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, y));
-  }
-  function d3_svg_lineSlope(p0, p1) {
-    return (p1[1] - p0[1]) / (p1[0] - p0[0]);
-  }
-  function d3_svg_lineFiniteDifferences(points) {
-    var i = 0, j = points.length - 1, m = [], p0 = points[0], p1 = points[1], d = m[0] = d3_svg_lineSlope(p0, p1);
-    while (++i < j) {
-      m[i] = (d + (d = d3_svg_lineSlope(p0 = p1, p1 = points[i + 1]))) / 2;
-    }
-    m[i] = d;
-    return m;
-  }
-  function d3_svg_lineMonotoneTangents(points) {
-    var tangents = [], d, a, b, s, m = d3_svg_lineFiniteDifferences(points), i = -1, j = points.length - 1;
-    while (++i < j) {
-      d = d3_svg_lineSlope(points[i], points[i + 1]);
-      if (Math.abs(d) < 1e-6) {
-        m[i] = m[i + 1] = 0;
-      } else {
-        a = m[i] / d;
-        b = m[i + 1] / d;
-        s = a * a + b * b;
-        if (s > 9) {
-          s = d * 3 / Math.sqrt(s);
-          m[i] = s * a;
-          m[i + 1] = s * b;
-        }
-      }
-    }
-    i = -1;
-    while (++i <= j) {
-      s = (points[Math.min(j, i + 1)][0] - points[Math.max(0, i - 1)][0]) / (6 * (1 + m[i] * m[i]));
-      tangents.push([ s || 0, m[i] * s || 0 ]);
-    }
-    return tangents;
-  }
-  function d3_svg_lineMonotone(points) {
-    return points.length < 3 ? d3_svg_lineLinear(points) : points[0] + d3_svg_lineHermite(points, d3_svg_lineMonotoneTangents(points));
-  }
-  d3.geom.hull = function(vertices) {
-    var x = d3_svg_lineX, y = d3_svg_lineY;
-    if (arguments.length) return hull(vertices);
-    function hull(data) {
-      if (data.length < 3) return [];
-      var fx = d3_functor(x), fy = d3_functor(y), n = data.length, vertices, plen = n - 1, points = [], stack = [], d, i, j, h = 0, x1, y1, x2, y2, u, v, a, sp;
-      if (fx === d3_svg_lineX && y === d3_svg_lineY) vertices = data; else for (i = 0, 
-      vertices = []; i < n; ++i) {
-        vertices.push([ +fx.call(this, d = data[i], i), +fy.call(this, d, i) ]);
-      }
-      for (i = 1; i < n; ++i) {
-        if (vertices[i][1] < vertices[h][1]) {
-          h = i;
-        } else if (vertices[i][1] == vertices[h][1]) {
-          h = vertices[i][0] < vertices[h][0] ? i : h;
-        }
-      }
-      for (i = 0; i < n; ++i) {
-        if (i === h) continue;
-        y1 = vertices[i][1] - vertices[h][1];
-        x1 = vertices[i][0] - vertices[h][0];
-        points.push({
-          angle: Math.atan2(y1, x1),
-          index: i
-        });
-      }
-      points.sort(function(a, b) {
-        return a.angle - b.angle;
-      });
-      a = points[0].angle;
-      v = points[0].index;
-      u = 0;
-      for (i = 1; i < plen; ++i) {
-        j = points[i].index;
-        if (a == points[i].angle) {
-          x1 = vertices[v][0] - vertices[h][0];
-          y1 = vertices[v][1] - vertices[h][1];
-          x2 = vertices[j][0] - vertices[h][0];
-          y2 = vertices[j][1] - vertices[h][1];
-          if (x1 * x1 + y1 * y1 >= x2 * x2 + y2 * y2) {
-            points[i].index = -1;
-          } else {
-            points[u].index = -1;
-            a = points[i].angle;
-            u = i;
-            v = j;
-          }
-        } else {
-          a = points[i].angle;
-          u = i;
-          v = j;
-        }
-      }
-      stack.push(h);
-      for (i = 0, j = 0; i < 2; ++j) {
-        if (points[j].index !== -1) {
-          stack.push(points[j].index);
-          i++;
-        }
-      }
-      sp = stack.length;
-      for (;j < plen; ++j) {
-        if (points[j].index === -1) continue;
-        while (!d3_geom_hullCCW(stack[sp - 2], stack[sp - 1], points[j].index, vertices)) {
-          --sp;
-        }
-        stack[sp++] = points[j].index;
-      }
-      var poly = [];
-      for (i = 0; i < sp; ++i) {
-        poly.push(data[stack[i]]);
-      }
-      return poly;
-    }
-    hull.x = function(_) {
-      return arguments.length ? (x = _, hull) : x;
-    };
-    hull.y = function(_) {
-      return arguments.length ? (y = _, hull) : y;
-    };
-    return hull;
-  };
-  function d3_geom_hullCCW(i1, i2, i3, v) {
-    var t, a, b, c, d, e, f;
-    t = v[i1];
-    a = t[0];
-    b = t[1];
-    t = v[i2];
-    c = t[0];
-    d = t[1];
-    t = v[i3];
-    e = t[0];
-    f = t[1];
-    return (f - b) * (c - a) - (d - b) * (e - a) > 0;
-  }
-  d3.geom.polygon = function(coordinates) {
-    coordinates.area = function() {
-      var i = 0, n = coordinates.length, area = coordinates[n - 1][1] * coordinates[0][0] - coordinates[n - 1][0] * coordinates[0][1];
-      while (++i < n) {
-        area += coordinates[i - 1][1] * coordinates[i][0] - coordinates[i - 1][0] * coordinates[i][1];
-      }
-      return area * .5;
-    };
-    coordinates.centroid = function(k) {
-      var i = -1, n = coordinates.length, x = 0, y = 0, a, b = coordinates[n - 1], c;
-      if (!arguments.length) k = -1 / (6 * coordinates.area());
-      while (++i < n) {
-        a = b;
-        b = coordinates[i];
-        c = a[0] * b[1] - b[0] * a[1];
-        x += (a[0] + b[0]) * c;
-        y += (a[1] + b[1]) * c;
-      }
-      return [ x * k, y * k ];
-    };
-    coordinates.clip = function(subject) {
-      var input, i = -1, n = coordinates.length, j, m, a = coordinates[n - 1], b, c, d;
-      while (++i < n) {
-        input = subject.slice();
-        subject.length = 0;
-        b = coordinates[i];
-        c = input[(m = input.length) - 1];
-        j = -1;
-        while (++j < m) {
-          d = input[j];
-          if (d3_geom_polygonInside(d, a, b)) {
-            if (!d3_geom_polygonInside(c, a, b)) {
-              subject.push(d3_geom_polygonIntersect(c, d, a, b));
-            }
-            subject.push(d);
-          } else if (d3_geom_polygonInside(c, a, b)) {
-            subject.push(d3_geom_polygonIntersect(c, d, a, b));
-          }
-          c = d;
-        }
-        a = b;
-      }
-      return subject;
-    };
-    return coordinates;
-  };
-  function d3_geom_polygonInside(p, a, b) {
-    return (b[0] - a[0]) * (p[1] - a[1]) < (b[1] - a[1]) * (p[0] - a[0]);
-  }
-  function d3_geom_polygonIntersect(c, d, a, b) {
-    var x1 = c[0], x3 = a[0], x21 = d[0] - x1, x43 = b[0] - x3, y1 = c[1], y3 = a[1], y21 = d[1] - y1, y43 = b[1] - y3, ua = (x43 * (y1 - y3) - y43 * (x1 - x3)) / (y43 * x21 - x43 * y21);
-    return [ x1 + ua * x21, y1 + ua * y21 ];
-  }
-  d3.geom.delaunay = function(vertices) {
-    var edges = vertices.map(function() {
-      return [];
-    }), triangles = [];
-    d3_geom_voronoiTessellate(vertices, function(e) {
-      edges[e.region.l.index].push(vertices[e.region.r.index]);
-    });
-    edges.forEach(function(edge, i) {
-      var v = vertices[i], cx = v[0], cy = v[1];
-      edge.forEach(function(v) {
-        v.angle = Math.atan2(v[0] - cx, v[1] - cy);
-      });
-      edge.sort(function(a, b) {
-        return a.angle - b.angle;
-      });
-      for (var j = 0, m = edge.length - 1; j < m; j++) {
-        triangles.push([ v, edge[j], edge[j + 1] ]);
-      }
-    });
-    return triangles;
-  };
-  d3.geom.voronoi = function(points) {
-    var size = null, x = d3_svg_lineX, y = d3_svg_lineY, clip;
-    if (arguments.length) return voronoi(points);
-    function voronoi(data) {
-      var points, polygons = data.map(function() {
-        return [];
-      }), fx = d3_functor(x), fy = d3_functor(y), d, i, n = data.length, Z = 1e6;
-      if (fx === d3_svg_lineX && fy === d3_svg_lineY) points = data; else for (points = [], 
-      i = 0; i < n; ++i) {
-        points.push([ +fx.call(this, d = data[i], i), +fy.call(this, d, i) ]);
-      }
-      d3_geom_voronoiTessellate(points, function(e) {
-        var s1, s2, x1, x2, y1, y2;
-        if (e.a === 1 && e.b >= 0) {
-          s1 = e.ep.r;
-          s2 = e.ep.l;
-        } else {
-          s1 = e.ep.l;
-          s2 = e.ep.r;
-        }
-        if (e.a === 1) {
-          y1 = s1 ? s1.y : -Z;
-          x1 = e.c - e.b * y1;
-          y2 = s2 ? s2.y : Z;
-          x2 = e.c - e.b * y2;
-        } else {
-          x1 = s1 ? s1.x : -Z;
-          y1 = e.c - e.a * x1;
-          x2 = s2 ? s2.x : Z;
-          y2 = e.c - e.a * x2;
-        }
-        var v1 = [ x1, y1 ], v2 = [ x2, y2 ];
-        polygons[e.region.l.index].push(v1, v2);
-        polygons[e.region.r.index].push(v1, v2);
-      });
-      polygons = polygons.map(function(polygon, i) {
-        var cx = points[i][0], cy = points[i][1], angle = polygon.map(function(v) {
-          return Math.atan2(v[0] - cx, v[1] - cy);
-        }), order = d3.range(polygon.length).sort(function(a, b) {
-          return angle[a] - angle[b];
-        });
-        return order.filter(function(d, i) {
-          return !i || angle[d] - angle[order[i - 1]] > ε;
-        }).map(function(d) {
-          return polygon[d];
-        });
-      });
-      polygons.forEach(function(polygon, i) {
-        var n = polygon.length;
-        if (!n) return polygon.push([ -Z, -Z ], [ -Z, Z ], [ Z, Z ], [ Z, -Z ]);
-        if (n > 2) return;
-        var p0 = points[i], p1 = polygon[0], p2 = polygon[1], x0 = p0[0], y0 = p0[1], x1 = p1[0], y1 = p1[1], x2 = p2[0], y2 = p2[1], dx = Math.abs(x2 - x1), dy = y2 - y1;
-        if (Math.abs(dy) < ε) {
-          var y = y0 < y1 ? -Z : Z;
-          polygon.push([ -Z, y ], [ Z, y ]);
-        } else if (dx < ε) {
-          var x = x0 < x1 ? -Z : Z;
-          polygon.push([ x, -Z ], [ x, Z ]);
-        } else {
-          var y = (x2 - x1) * (y1 - y0) < (x1 - x0) * (y2 - y1) ? Z : -Z, z = Math.abs(dy) - dx;
-          if (Math.abs(z) < ε) {
-            polygon.push([ dy < 0 ? y : -y, y ]);
-          } else {
-            if (z > 0) y *= -1;
-            polygon.push([ -Z, y ], [ Z, y ]);
-          }
-        }
-      });
-      if (clip) for (i = 0; i < n; ++i) clip(polygons[i]);
-      for (i = 0; i < n; ++i) polygons[i].point = data[i];
-      return polygons;
-    }
-    voronoi.x = function(_) {
-      return arguments.length ? (x = _, voronoi) : x;
-    };
-    voronoi.y = function(_) {
-      return arguments.length ? (y = _, voronoi) : y;
-    };
-    voronoi.size = function(_) {
-      if (!arguments.length) return size;
-      if (_ == null) {
-        clip = null;
-      } else {
-        size = [ +_[0], +_[1] ];
-        clip = d3.geom.polygon([ [ 0, 0 ], [ 0, size[1] ], size, [ size[0], 0 ] ]).clip;
-      }
-      return voronoi;
-    };
-    voronoi.links = function(data) {
-      var points, graph = data.map(function() {
-        return [];
-      }), links = [], fx = d3_functor(x), fy = d3_functor(y), d, i, n = data.length;
-      if (fx === d3_svg_lineX && fy === d3_svg_lineY) points = data; else for (i = 0; i < n; ++i) {
-        points.push([ +fx.call(this, d = data[i], i), +fy.call(this, d, i) ]);
-      }
-      d3_geom_voronoiTessellate(points, function(e) {
-        var l = e.region.l.index, r = e.region.r.index;
-        if (graph[l][r]) return;
-        graph[l][r] = graph[r][l] = true;
-        links.push({
-          source: data[l],
-          target: data[r]
-        });
-      });
-      return links;
-    };
-    voronoi.triangles = function(data) {
-      if (x === d3_svg_lineX && y === d3_svg_lineY) return d3.geom.delaunay(data);
-      var points, point, fx = d3_functor(x), fy = d3_functor(y), d, i, n;
-      for (i = 0, points = [], n = data.length; i < n; ++i) {
-        point = [ +fx.call(this, d = data[i], i), +fy.call(this, d, i) ];
-        point.data = d;
-        points.push(point);
-      }
-      return d3.geom.delaunay(points).map(function(triangle) {
-        return triangle.map(function(point) {
-          return point.data;
-        });
-      });
-    };
-    return voronoi;
-  };
-  var d3_geom_voronoiOpposite = {
-    l: "r",
-    r: "l"
-  };
-  function d3_geom_voronoiTessellate(points, callback) {
-    var Sites = {
-      list: points.map(function(v, i) {
-        return {
-          index: i,
-          x: v[0],
-          y: v[1]
-        };
-      }).sort(function(a, b) {
-        return a.y < b.y ? -1 : a.y > b.y ? 1 : a.x < b.x ? -1 : a.x > b.x ? 1 : 0;
-      }),
-      bottomSite: null
-    };
-    var EdgeList = {
-      list: [],
-      leftEnd: null,
-      rightEnd: null,
-      init: function() {
-        EdgeList.leftEnd = EdgeList.createHalfEdge(null, "l");
-        EdgeList.rightEnd = EdgeList.createHalfEdge(null, "l");
-        EdgeList.leftEnd.r = EdgeList.rightEnd;
-        EdgeList.rightEnd.l = EdgeList.leftEnd;
-        EdgeList.list.unshift(EdgeList.leftEnd, EdgeList.rightEnd);
-      },
-      createHalfEdge: function(edge, side) {
-        return {
-          edge: edge,
-          side: side,
-          vertex: null,
-          l: null,
-          r: null
-        };
-      },
-      insert: function(lb, he) {
-        he.l = lb;
-        he.r = lb.r;
-        lb.r.l = he;
-        lb.r = he;
-      },
-      leftBound: function(p) {
-        var he = EdgeList.leftEnd;
-        do {
-          he = he.r;
-        } while (he != EdgeList.rightEnd && Geom.rightOf(he, p));
-        he = he.l;
-        return he;
-      },
-      del: function(he) {
-        he.l.r = he.r;
-        he.r.l = he.l;
-        he.edge = null;
-      },
-      right: function(he) {
-        return he.r;
-      },
-      left: function(he) {
-        return he.l;
-      },
-      leftRegion: function(he) {
-        return he.edge == null ? Sites.bottomSite : he.edge.region[he.side];
-      },
-      rightRegion: function(he) {
-        return he.edge == null ? Sites.bottomSite : he.edge.region[d3_geom_voronoiOpposite[he.side]];
-      }
-    };
-    var Geom = {
-      bisect: function(s1, s2) {
-        var newEdge = {
-          region: {
-            l: s1,
-            r: s2
-          },
-          ep: {
-            l: null,
-            r: null
-          }
-        };
-        var dx = s2.x - s1.x, dy = s2.y - s1.y, adx = dx > 0 ? dx : -dx, ady = dy > 0 ? dy : -dy;
-        newEdge.c = s1.x * dx + s1.y * dy + (dx * dx + dy * dy) * .5;
-        if (adx > ady) {
-          newEdge.a = 1;
-          newEdge.b = dy / dx;
-          newEdge.c /= dx;
-        } else {
-          newEdge.b = 1;
-          newEdge.a = dx / dy;
-          newEdge.c /= dy;
-        }
-        return newEdge;
-      },
-      intersect: function(el1, el2) {
-        var e1 = el1.edge, e2 = el2.edge;
-        if (!e1 || !e2 || e1.region.r == e2.region.r) {
-          return null;
-        }
-        var d = e1.a * e2.b - e1.b * e2.a;
-        if (Math.abs(d) < 1e-10) {
-          return null;
-        }
-        var xint = (e1.c * e2.b - e2.c * e1.b) / d, yint = (e2.c * e1.a - e1.c * e2.a) / d, e1r = e1.region.r, e2r = e2.region.r, el, e;
-        if (e1r.y < e2r.y || e1r.y == e2r.y && e1r.x < e2r.x) {
-          el = el1;
-          e = e1;
-        } else {
-          el = el2;
-          e = e2;
-        }
-        var rightOfSite = xint >= e.region.r.x;
-        if (rightOfSite && el.side === "l" || !rightOfSite && el.side === "r") {
-          return null;
-        }
-        return {
-          x: xint,
-          y: yint
-        };
-      },
-      rightOf: function(he, p) {
-        var e = he.edge, topsite = e.region.r, rightOfSite = p.x > topsite.x;
-        if (rightOfSite && he.side === "l") {
-          return 1;
-        }
-        if (!rightOfSite && he.side === "r") {
-          return 0;
-        }
-        if (e.a === 1) {
-          var dyp = p.y - topsite.y, dxp = p.x - topsite.x, fast = 0, above = 0;
-          if (!rightOfSite && e.b < 0 || rightOfSite && e.b >= 0) {
-            above = fast = dyp >= e.b * dxp;
-          } else {
-            above = p.x + p.y * e.b > e.c;
-            if (e.b < 0) {
-              above = !above;
-            }
-            if (!above) {
-              fast = 1;
-            }
-          }
-          if (!fast) {
-            var dxs = topsite.x - e.region.l.x;
-            above = e.b * (dxp * dxp - dyp * dyp) < dxs * dyp * (1 + 2 * dxp / dxs + e.b * e.b);
-            if (e.b < 0) {
-              above = !above;
-            }
-          }
-        } else {
-          var yl = e.c - e.a * p.x, t1 = p.y - yl, t2 = p.x - topsite.x, t3 = yl - topsite.y;
-          above = t1 * t1 > t2 * t2 + t3 * t3;
-        }
-        return he.side === "l" ? above : !above;
-      },
-      endPoint: function(edge, side, site) {
-        edge.ep[side] = site;
-        if (!edge.ep[d3_geom_voronoiOpposite[side]]) return;
-        callback(edge);
-      },
-      distance: function(s, t) {
-        var dx = s.x - t.x, dy = s.y - t.y;
-        return Math.sqrt(dx * dx + dy * dy);
-      }
-    };
-    var EventQueue = {
-      list: [],
-      insert: function(he, site, offset) {
-        he.vertex = site;
-        he.ystar = site.y + offset;
-        for (var i = 0, list = EventQueue.list, l = list.length; i < l; i++) {
-          var next = list[i];
-          if (he.ystar > next.ystar || he.ystar == next.ystar && site.x > next.vertex.x) {
-            continue;
-          } else {
-            break;
-          }
-        }
-        list.splice(i, 0, he);
-      },
-      del: function(he) {
-        for (var i = 0, ls = EventQueue.list, l = ls.length; i < l && ls[i] != he; ++i) {}
-        ls.splice(i, 1);
-      },
-      empty: function() {
-        return EventQueue.list.length === 0;
-      },
-      nextEvent: function(he) {
-        for (var i = 0, ls = EventQueue.list, l = ls.length; i < l; ++i) {
-          if (ls[i] == he) return ls[i + 1];
-        }
-        return null;
-      },
-      min: function() {
-        var elem = EventQueue.list[0];
-        return {
-          x: elem.vertex.x,
-          y: elem.ystar
-        };
-      },
-      extractMin: function() {
-        return EventQueue.list.shift();
-      }
-    };
-    EdgeList.init();
-    Sites.bottomSite = Sites.list.shift();
-    var newSite = Sites.list.shift(), newIntStar;
-    var lbnd, rbnd, llbnd, rrbnd, bisector;
-    var bot, top, temp, p, v;
-    var e, pm;
-    while (true) {
-      if (!EventQueue.empty()) {
-        newIntStar = EventQueue.min();
-      }
-      if (newSite && (EventQueue.empty() || newSite.y < newIntStar.y || newSite.y == newIntStar.y && newSite.x < newIntStar.x)) {
-        lbnd = EdgeList.leftBound(newSite);
-        rbnd = EdgeList.right(lbnd);
-        bot = EdgeList.rightRegion(lbnd);
-        e = Geom.bisect(bot, newSite);
-        bisector = EdgeList.createHalfEdge(e, "l");
-        EdgeList.insert(lbnd, bisector);
-        p = Geom.intersect(lbnd, bisector);
-        if (p) {
-          EventQueue.del(lbnd);
-          EventQueue.insert(lbnd, p, Geom.distance(p, newSite));
-        }
-        lbnd = bisector;
-        bisector = EdgeList.createHalfEdge(e, "r");
-        EdgeList.insert(lbnd, bisector);
-        p = Geom.intersect(bisector, rbnd);
-        if (p) {
-          EventQueue.insert(bisector, p, Geom.distance(p, newSite));
-        }
-        newSite = Sites.list.shift();
-      } else if (!EventQueue.empty()) {
-        lbnd = EventQueue.extractMin();
-        llbnd = EdgeList.left(lbnd);
-        rbnd = EdgeList.right(lbnd);
-        rrbnd = EdgeList.right(rbnd);
-        bot = EdgeList.leftRegion(lbnd);
-        top = EdgeList.rightRegion(rbnd);
-        v = lbnd.vertex;
-        Geom.endPoint(lbnd.edge, lbnd.side, v);
-        Geom.endPoint(rbnd.edge, rbnd.side, v);
-        EdgeList.del(lbnd);
-        EventQueue.del(rbnd);
-        EdgeList.del(rbnd);
-        pm = "l";
-        if (bot.y > top.y) {
-          temp = bot;
-          bot = top;
-          top = temp;
-          pm = "r";
-        }
-        e = Geom.bisect(bot, top);
-        bisector = EdgeList.createHalfEdge(e, pm);
-        EdgeList.insert(llbnd, bisector);
-        Geom.endPoint(e, d3_geom_voronoiOpposite[pm], v);
-        p = Geom.intersect(llbnd, bisector);
-        if (p) {
-          EventQueue.del(llbnd);
-          EventQueue.insert(llbnd, p, Geom.distance(p, bot));
-        }
-        p = Geom.intersect(bisector, rrbnd);
-        if (p) {
-          EventQueue.insert(bisector, p, Geom.distance(p, bot));
-        }
-      } else {
-        break;
-      }
-    }
-    for (lbnd = EdgeList.right(EdgeList.leftEnd); lbnd != EdgeList.rightEnd; lbnd = EdgeList.right(lbnd)) {
-      callback(lbnd.edge);
-    }
-  }
-  d3.geom.quadtree = function(points, x1, y1, x2, y2) {
-    var x = d3_svg_lineX, y = d3_svg_lineY, compat;
-    if (compat = arguments.length) {
-      x = d3_geom_quadtreeCompatX;
-      y = d3_geom_quadtreeCompatY;
-      if (compat === 3) {
-        y2 = y1;
-        x2 = x1;
-        y1 = x1 = 0;
-      }
-      return quadtree(points);
-    }
-    function quadtree(data) {
-      var d, fx = d3_functor(x), fy = d3_functor(y), xs, ys, i, n, x1_, y1_, x2_, y2_;
-      if (x1 != null) {
-        x1_ = x1, y1_ = y1, x2_ = x2, y2_ = y2;
-      } else {
-        x2_ = y2_ = -(x1_ = y1_ = Infinity);
-        xs = [], ys = [];
-        n = data.length;
-        if (compat) for (i = 0; i < n; ++i) {
-          d = data[i];
-          if (d.x < x1_) x1_ = d.x;
-          if (d.y < y1_) y1_ = d.y;
-          if (d.x > x2_) x2_ = d.x;
-          if (d.y > y2_) y2_ = d.y;
-          xs.push(d.x);
-          ys.push(d.y);
-        } else for (i = 0; i < n; ++i) {
-          var x_ = +fx(d = data[i], i), y_ = +fy(d, i);
-          if (x_ < x1_) x1_ = x_;
-          if (y_ < y1_) y1_ = y_;
-          if (x_ > x2_) x2_ = x_;
-          if (y_ > y2_) y2_ = y_;
-          xs.push(x_);
-          ys.push(y_);
-        }
-      }
-      var dx = x2_ - x1_, dy = y2_ - y1_;
-      if (dx > dy) y2_ = y1_ + dx; else x2_ = x1_ + dy;
-      function insert(n, d, x, y, x1, y1, x2, y2) {
-        if (isNaN(x) || isNaN(y)) return;
-        if (n.leaf) {
-          var nx = n.x, ny = n.y;
-          if (nx != null) {
-            if (Math.abs(nx - x) + Math.abs(ny - y) < .01) {
-              insertChild(n, d, x, y, x1, y1, x2, y2);
-            } else {
-              var nPoint = n.point;
-              n.x = n.y = n.point = null;
-              insertChild(n, nPoint, nx, ny, x1, y1, x2, y2);
-              insertChild(n, d, x, y, x1, y1, x2, y2);
-            }
-          } else {
-            n.x = x, n.y = y, n.point = d;
-          }
-        } else {
-          insertChild(n, d, x, y, x1, y1, x2, y2);
-        }
-      }
-      function insertChild(n, d, x, y, x1, y1, x2, y2) {
-        var sx = (x1 + x2) * .5, sy = (y1 + y2) * .5, right = x >= sx, bottom = y >= sy, i = (bottom << 1) + right;
-        n.leaf = false;
-        n = n.nodes[i] || (n.nodes[i] = d3_geom_quadtreeNode());
-        if (right) x1 = sx; else x2 = sx;
-        if (bottom) y1 = sy; else y2 = sy;
-        insert(n, d, x, y, x1, y1, x2, y2);
-      }
-      var root = d3_geom_quadtreeNode();
-      root.add = function(d) {
-        insert(root, d, +fx(d, ++i), +fy(d, i), x1_, y1_, x2_, y2_);
-      };
-      root.visit = function(f) {
-        d3_geom_quadtreeVisit(f, root, x1_, y1_, x2_, y2_);
-      };
-      i = -1;
-      if (x1 == null) {
-        while (++i < n) {
-          insert(root, data[i], xs[i], ys[i], x1_, y1_, x2_, y2_);
-        }
-        --i;
-      } else data.forEach(root.add);
-      xs = ys = data = d = null;
-      return root;
-    }
-    quadtree.x = function(_) {
-      return arguments.length ? (x = _, quadtree) : x;
-    };
-    quadtree.y = function(_) {
-      return arguments.length ? (y = _, quadtree) : y;
-    };
-    quadtree.size = function(_) {
-      if (!arguments.length) return x1 == null ? null : [ x2, y2 ];
-      if (_ == null) {
-        x1 = y1 = x2 = y2 = null;
-      } else {
-        x1 = y1 = 0;
-        x2 = +_[0], y2 = +_[1];
-      }
-      return quadtree;
-    };
-    return quadtree;
-  };
-  function d3_geom_quadtreeCompatX(d) {
-    return d.x;
-  }
-  function d3_geom_quadtreeCompatY(d) {
-    return d.y;
-  }
-  function d3_geom_quadtreeNode() {
-    return {
-      leaf: true,
-      nodes: [],
-      point: null,
-      x: null,
-      y: null
-    };
-  }
-  function d3_geom_quadtreeVisit(f, node, x1, y1, x2, y2) {
-    if (!f(node, x1, y1, x2, y2)) {
-      var sx = (x1 + x2) * .5, sy = (y1 + y2) * .5, children = node.nodes;
-      if (children[0]) d3_geom_quadtreeVisit(f, children[0], x1, y1, sx, sy);
-      if (children[1]) d3_geom_quadtreeVisit(f, children[1], sx, y1, x2, sy);
-      if (children[2]) d3_geom_quadtreeVisit(f, children[2], x1, sy, sx, y2);
-      if (children[3]) d3_geom_quadtreeVisit(f, children[3], sx, sy, x2, y2);
-    }
-  }
-  d3.interpolateRgb = d3_interpolateRgb;
-  function d3_interpolateRgb(a, b) {
-    a = d3.rgb(a);
-    b = d3.rgb(b);
-    var ar = a.r, ag = a.g, ab = a.b, br = b.r - ar, bg = b.g - ag, bb = b.b - ab;
-    return function(t) {
-      return "#" + d3_rgb_hex(Math.round(ar + br * t)) + d3_rgb_hex(Math.round(ag + bg * t)) + d3_rgb_hex(Math.round(ab + bb * t));
-    };
-  }
-  d3.transform = function(string) {
-    var g = d3_document.createElementNS(d3.ns.prefix.svg, "g");
-    return (d3.transform = function(string) {
-      g.setAttribute("transform", string);
-      var t = g.transform.baseVal.consolidate();
-      return new d3_transform(t ? t.matrix : d3_transformIdentity);
-    })(string);
-  };
-  function d3_transform(m) {
-    var r0 = [ m.a, m.b ], r1 = [ m.c, m.d ], kx = d3_transformNormalize(r0), kz = d3_transformDot(r0, r1), ky = d3_transformNormalize(d3_transformCombine(r1, r0, -kz)) || 0;
-    if (r0[0] * r1[1] < r1[0] * r0[1]) {
-      r0[0] *= -1;
-      r0[1] *= -1;
-      kx *= -1;
-      kz *= -1;
-    }
-    this.rotate = (kx ? Math.atan2(r0[1], r0[0]) : Math.atan2(-r1[0], r1[1])) * d3_degrees;
-    this.translate = [ m.e, m.f ];
-    this.scale = [ kx, ky ];
-    this.skew = ky ? Math.atan2(kz, ky) * d3_degrees : 0;
-  }
-  d3_transform.prototype.toString = function() {
-    return "translate(" + this.translate + ")rotate(" + this.rotate + ")skewX(" + this.skew + ")scale(" + this.scale + ")";
-  };
-  function d3_transformDot(a, b) {
-    return a[0] * b[0] + a[1] * b[1];
-  }
-  function d3_transformNormalize(a) {
-    var k = Math.sqrt(d3_transformDot(a, a));
-    if (k) {
-      a[0] /= k;
-      a[1] /= k;
-    }
-    return k;
-  }
-  function d3_transformCombine(a, b, k) {
-    a[0] += k * b[0];
-    a[1] += k * b[1];
-    return a;
-  }
-  var d3_transformIdentity = {
-    a: 1,
-    b: 0,
-    c: 0,
-    d: 1,
-    e: 0,
-    f: 0
-  };
-  d3.interpolateNumber = d3_interpolateNumber;
-  function d3_interpolateNumber(a, b) {
-    b -= a = +a;
-    return function(t) {
-      return a + b * t;
-    };
-  }
-  d3.interpolateTransform = d3_interpolateTransform;
-  function d3_interpolateTransform(a, b) {
-    var s = [], q = [], n, A = d3.transform(a), B = d3.transform(b), ta = A.translate, tb = B.translate, ra = A.rotate, rb = B.rotate, wa = A.skew, wb = B.skew, ka = A.scale, kb = B.scale;
-    if (ta[0] != tb[0] || ta[1] != tb[1]) {
-      s.push("translate(", null, ",", null, ")");
-      q.push({
-        i: 1,
-        x: d3_interpolateNumber(ta[0], tb[0])
-      }, {
-        i: 3,
-        x: d3_interpolateNumber(ta[1], tb[1])
-      });
-    } else if (tb[0] || tb[1]) {
-      s.push("translate(" + tb + ")");
-    } else {
-      s.push("");
-    }
-    if (ra != rb) {
-      if (ra - rb > 180) rb += 360; else if (rb - ra > 180) ra += 360;
-      q.push({
-        i: s.push(s.pop() + "rotate(", null, ")") - 2,
-        x: d3_interpolateNumber(ra, rb)
-      });
-    } else if (rb) {
-      s.push(s.pop() + "rotate(" + rb + ")");
-    }
-    if (wa != wb) {
-      q.push({
-        i: s.push(s.pop() + "skewX(", null, ")") - 2,
-        x: d3_interpolateNumber(wa, wb)
-      });
-    } else if (wb) {
-      s.push(s.pop() + "skewX(" + wb + ")");
-    }
-    if (ka[0] != kb[0] || ka[1] != kb[1]) {
-      n = s.push(s.pop() + "scale(", null, ",", null, ")");
-      q.push({
-        i: n - 4,
-        x: d3_interpolateNumber(ka[0], kb[0])
-      }, {
-        i: n - 2,
-        x: d3_interpolateNumber(ka[1], kb[1])
-      });
-    } else if (kb[0] != 1 || kb[1] != 1) {
-      s.push(s.pop() + "scale(" + kb + ")");
-    }
-    n = q.length;
-    return function(t) {
-      var i = -1, o;
-      while (++i < n) s[(o = q[i]).i] = o.x(t);
-      return s.join("");
-    };
-  }
-  d3.interpolateObject = d3_interpolateObject;
-  function d3_interpolateObject(a, b) {
-    var i = {}, c = {}, k;
-    for (k in a) {
-      if (k in b) {
-        i[k] = d3_interpolateByName(k)(a[k], b[k]);
-      } else {
-        c[k] = a[k];
-      }
-    }
-    for (k in b) {
-      if (!(k in a)) {
-        c[k] = b[k];
-      }
-    }
-    return function(t) {
-      for (k in i) c[k] = i[k](t);
-      return c;
-    };
-  }
-  d3.interpolateString = d3_interpolateString;
-  function d3_interpolateString(a, b) {
-    var m, i, j, s0 = 0, s1 = 0, s = [], q = [], n, o;
-    a = a + "", b = b + "";
-    d3_interpolate_number.lastIndex = 0;
-    for (i = 0; m = d3_interpolate_number.exec(b); ++i) {
-      if (m.index) s.push(b.substring(s0, s1 = m.index));
-      q.push({
-        i: s.length,
-        x: m[0]
-      });
-      s.push(null);
-      s0 = d3_interpolate_number.lastIndex;
-    }
-    if (s0 < b.length) s.push(b.substring(s0));
-    for (i = 0, n = q.length; (m = d3_interpolate_number.exec(a)) && i < n; ++i) {
-      o = q[i];
-      if (o.x == m[0]) {
-        if (o.i) {
-          if (s[o.i + 1] == null) {
-            s[o.i - 1] += o.x;
-            s.splice(o.i, 1);
-            for (j = i + 1; j < n; ++j) q[j].i--;
-          } else {
-            s[o.i - 1] += o.x + s[o.i + 1];
-            s.splice(o.i, 2);
-            for (j = i + 1; j < n; ++j) q[j].i -= 2;
-          }
-        } else {
-          if (s[o.i + 1] == null) {
-            s[o.i] = o.x;
-          } else {
-            s[o.i] = o.x + s[o.i + 1];
-            s.splice(o.i + 1, 1);
-            for (j = i + 1; j < n; ++j) q[j].i--;
-          }
-        }
-        q.splice(i, 1);
-        n--;
-        i--;
-      } else {
-        o.x = d3_interpolateNumber(parseFloat(m[0]), parseFloat(o.x));
-      }
-    }
-    while (i < n) {
-      o = q.pop();
-      if (s[o.i + 1] == null) {
-        s[o.i] = o.x;
-      } else {
-        s[o.i] = o.x + s[o.i + 1];
-        s.splice(o.i + 1, 1);
-      }
-      n--;
-    }
-    if (s.length === 1) {
-      return s[0] == null ? q[0].x : function() {
-        return b;
-      };
-    }
-    return function(t) {
-      for (i = 0; i < n; ++i) s[(o = q[i]).i] = o.x(t);
-      return s.join("");
-    };
-  }
-  var d3_interpolate_number = /[-+]?(?:\d+\.?\d*|\.?\d+)(?:[eE][-+]?\d+)?/g;
-  d3.interpolate = d3_interpolate;
-  function d3_interpolate(a, b) {
-    var i = d3.interpolators.length, f;
-    while (--i >= 0 && !(f = d3.interpolators[i](a, b))) ;
-    return f;
-  }
-  function d3_interpolateByName(name) {
-    return name == "transform" ? d3_interpolateTransform : d3_interpolate;
-  }
-  d3.interpolators = [ function(a, b) {
-    var t = typeof b;
-    return (t === "string" || t !== typeof a ? d3_rgb_names.has(b) || /^(#|rgb\(|hsl\()/.test(b) ? d3_interpolateRgb : d3_interpolateString : b instanceof d3_Color ? d3_interpolateRgb : t === "object" ? Array.isArray(b) ? d3_interpolateArray : d3_interpolateObject : d3_interpolateNumber)(a, b);
-  } ];
-  d3.interpolateArray = d3_interpolateArray;
-  function d3_interpolateArray(a, b) {
-    var x = [], c = [], na = a.length, nb = b.length, n0 = Math.min(a.length, b.length), i;
-    for (i = 0; i < n0; ++i) x.push(d3_interpolate(a[i], b[i]));
-    for (;i < na; ++i) c[i] = a[i];
-    for (;i < nb; ++i) c[i] = b[i];
-    return function(t) {
-      for (i = 0; i < n0; ++i) c[i] = x[i](t);
-      return c;
-    };
-  }
-  var d3_ease_default = function() {
-    return d3_identity;
-  };
-  var d3_ease = d3.map({
-    linear: d3_ease_default,
-    poly: d3_ease_poly,
-    quad: function() {
-      return d3_ease_quad;
-    },
-    cubic: function() {
-      return d3_ease_cubic;
-    },
-    sin: function() {
-      return d3_ease_sin;
-    },
-    exp: function() {
-      return d3_ease_exp;
-    },
-    circle: function() {
-      return d3_ease_circle;
-    },
-    elastic: d3_ease_elastic,
-    back: d3_ease_back,
-    bounce: function() {
-      return d3_ease_bounce;
-    }
-  });
-  var d3_ease_mode = d3.map({
-    "in": d3_identity,
-    out: d3_ease_reverse,
-    "in-out": d3_ease_reflect,
-    "out-in": function(f) {
-      return d3_ease_reflect(d3_ease_reverse(f));
-    }
-  });
-  d3.ease = function(name) {
-    var i = name.indexOf("-"), t = i >= 0 ? name.substring(0, i) : name, m = i >= 0 ? name.substring(i + 1) : "in";
-    t = d3_ease.get(t) || d3_ease_default;
-    m = d3_ease_mode.get(m) || d3_identity;
-    return d3_ease_clamp(m(t.apply(null, Array.prototype.slice.call(arguments, 1))));
-  };
-  function d3_ease_clamp(f) {
-    return function(t) {
-      return t <= 0 ? 0 : t >= 1 ? 1 : f(t);
-    };
-  }
-  function d3_ease_reverse(f) {
-    return function(t) {
-      return 1 - f(1 - t);
-    };
-  }
-  function d3_ease_reflect(f) {
-    return function(t) {
-      return .5 * (t < .5 ? f(2 * t) : 2 - f(2 - 2 * t));
-    };
-  }
-  function d3_ease_quad(t) {
-    return t * t;
-  }
-  function d3_ease_cubic(t) {
-    return t * t * t;
-  }
-  function d3_ease_cubicInOut(t) {
-    if (t <= 0) return 0;
-    if (t >= 1) return 1;
-    var t2 = t * t, t3 = t2 * t;
-    return 4 * (t < .5 ? t3 : 3 * (t - t2) + t3 - .75);
-  }
-  function d3_ease_poly(e) {
-    return function(t) {
-      return Math.pow(t, e);
-    };
-  }
-  function d3_ease_sin(t) {
-    return 1 - Math.cos(t * π / 2);
-  }
-  function d3_ease_exp(t) {
-    return Math.pow(2, 10 * (t - 1));
-  }
-  function d3_ease_circle(t) {
-    return 1 - Math.sqrt(1 - t * t);
-  }
-  function d3_ease_elastic(a, p) {
-    var s;
-    if (arguments.length < 2) p = .45;
-    if (arguments.length) s = p / (2 * π) * Math.asin(1 / a); else a = 1, s = p / 4;
-    return function(t) {
-      return 1 + a * Math.pow(2, 10 * -t) * Math.sin((t - s) * 2 * π / p);
-    };
-  }
-  function d3_ease_back(s) {
-    if (!s) s = 1.70158;
-    return function(t) {
-      return t * t * ((s + 1) * t - s);
-    };
-  }
-  function d3_ease_bounce(t) {
-    return t < 1 / 2.75 ? 7.5625 * t * t : t < 2 / 2.75 ? 7.5625 * (t -= 1.5 / 2.75) * t + .75 : t < 2.5 / 2.75 ? 7.5625 * (t -= 2.25 / 2.75) * t + .9375 : 7.5625 * (t -= 2.625 / 2.75) * t + .984375;
-  }
-  d3.interpolateHcl = d3_interpolateHcl;
-  function d3_interpolateHcl(a, b) {
-    a = d3.hcl(a);
-    b = d3.hcl(b);
-    var ah = a.h, ac = a.c, al = a.l, bh = b.h - ah, bc = b.c - ac, bl = b.l - al;
-    if (bh > 180) bh -= 360; else if (bh < -180) bh += 360;
-    return function(t) {
-      return d3_hcl_lab(ah + bh * t, ac + bc * t, al + bl * t) + "";
-    };
-  }
-  d3.interpolateHsl = d3_interpolateHsl;
-  function d3_interpolateHsl(a, b) {
-    a = d3.hsl(a);
-    b = d3.hsl(b);
-    var h0 = a.h, s0 = a.s, l0 = a.l, h1 = b.h - h0, s1 = b.s - s0, l1 = b.l - l0;
-    if (h1 > 180) h1 -= 360; else if (h1 < -180) h1 += 360;
-    return function(t) {
-      return d3_hsl_rgb(h0 + h1 * t, s0 + s1 * t, l0 + l1 * t) + "";
-    };
-  }
-  d3.interpolateLab = d3_interpolateLab;
-  function d3_interpolateLab(a, b) {
-    a = d3.lab(a);
-    b = d3.lab(b);
-    var al = a.l, aa = a.a, ab = a.b, bl = b.l - al, ba = b.a - aa, bb = b.b - ab;
-    return function(t) {
-      return d3_lab_rgb(al + bl * t, aa + ba * t, ab + bb * t) + "";
-    };
-  }
-  d3.interpolateRound = d3_interpolateRound;
-  function d3_interpolateRound(a, b) {
-    b -= a;
-    return function(t) {
-      return Math.round(a + b * t);
-    };
-  }
-  function d3_uninterpolateNumber(a, b) {
-    b = b - (a = +a) ? 1 / (b - a) : 0;
-    return function(x) {
-      return (x - a) * b;
-    };
-  }
-  function d3_uninterpolateClamp(a, b) {
-    b = b - (a = +a) ? 1 / (b - a) : 0;
-    return function(x) {
-      return Math.max(0, Math.min(1, (x - a) * b));
-    };
-  }
-  d3.layout = {};
-  d3.layout.bundle = function() {
-    return function(links) {
-      var paths = [], i = -1, n = links.length;
-      while (++i < n) paths.push(d3_layout_bundlePath(links[i]));
-      return paths;
-    };
-  };
-  function d3_layout_bundlePath(link) {
-    var start = link.source, end = link.target, lca = d3_layout_bundleLeastCommonAncestor(start, end), points = [ start ];
-    while (start !== lca) {
-      start = start.parent;
-      points.push(start);
-    }
-    var k = points.length;
-    while (end !== lca) {
-      points.splice(k, 0, end);
-      end = end.parent;
-    }
-    return points;
-  }
-  function d3_layout_bundleAncestors(node) {
-    var ancestors = [], parent = node.parent;
-    while (parent != null) {
-      ancestors.push(node);
-      node = parent;
-      parent = parent.parent;
-    }
-    ancestors.push(node);
-    return ancestors;
-  }
-  function d3_layout_bundleLeastCommonAncestor(a, b) {
-    if (a === b) return a;
-    var aNodes = d3_layout_bundleAncestors(a), bNodes = d3_layout_bundleAncestors(b), aNode = aNodes.pop(), bNode = bNodes.pop(), sharedNode = null;
-    while (aNode === bNode) {
-      sharedNode = aNode;
-      aNode = aNodes.pop();
-      bNode = bNodes.pop();
-    }
-    return sharedNode;
-  }
-  d3.layout.chord = function() {
-    var chord = {}, chords, groups, matrix, n, padding = 0, sortGroups, sortSubgroups, sortChords;
-    function relayout() {
-      var subgroups = {}, groupSums = [], groupIndex = d3.range(n), subgroupIndex = [], k, x, x0, i, j;
-      chords = [];
-      groups = [];
-      k = 0, i = -1;
-      while (++i < n) {
-        x = 0, j = -1;
-        while (++j < n) {
-          x += matrix[i][j];
-        }
-        groupSums.push(x);
-        subgroupIndex.push(d3.range(n));
-        k += x;
-      }
-      if (sortGroups) {
-        groupIndex.sort(function(a, b) {
-          return sortGroups(groupSums[a], groupSums[b]);
-        });
-      }
-      if (sortSubgroups) {
-        subgroupIndex.forEach(function(d, i) {
-          d.sort(function(a, b) {
-            return sortSubgroups(matrix[i][a], matrix[i][b]);
-          });
-        });
-      }
-      k = (2 * π - padding * n) / k;
-      x = 0, i = -1;
-      while (++i < n) {
-        x0 = x, j = -1;
-        while (++j < n) {
-          var di = groupIndex[i], dj = subgroupIndex[di][j], v = matrix[di][dj], a0 = x, a1 = x += v * k;
-          subgroups[di + "-" + dj] = {
-            index: di,
-            subindex: dj,
-            startAngle: a0,
-            endAngle: a1,
-            value: v
-          };
-        }
-        groups[di] = {
-          index: di,
-          startAngle: x0,
-          endAngle: x,
-          value: (x - x0) / k
-        };
-        x += padding;
-      }
-      i = -1;
-      while (++i < n) {
-        j = i - 1;
-        while (++j < n) {
-          var source = subgroups[i + "-" + j], target = subgroups[j + "-" + i];
-          if (source.value || target.value) {
-            chords.push(source.value < target.value ? {
-              source: target,
-              target: source
-            } : {
-              source: source,
-              target: target
-            });
-          }
-        }
-      }
-      if (sortChords) resort();
-    }
-    function resort() {
-      chords.sort(function(a, b) {
-        return sortChords((a.source.value + a.target.value) / 2, (b.source.value + b.target.value) / 2);
-      });
-    }
-    chord.matrix = function(x) {
-      if (!arguments.length) return matrix;
-      n = (matrix = x) && matrix.length;
-      chords = groups = null;
-      return chord;
-    };
-    chord.padding = function(x) {
-      if (!arguments.length) return padding;
-      padding = x;
-      chords = groups = null;
-      return chord;
-    };
-    chord.sortGroups = function(x) {
-      if (!arguments.length) return sortGroups;
-      sortGroups = x;
-      chords = groups = null;
-      return chord;
-    };
-    chord.sortSubgroups = function(x) {
-      if (!arguments.length) return sortSubgroups;
-      sortSubgroups = x;
-      chords = null;
-      return chord;
-    };
-    chord.sortChords = function(x) {
-      if (!arguments.length) return sortChords;
-      sortChords = x;
-      if (chords) resort();
-      return chord;
-    };
-    chord.chords = function() {
-      if (!chords) relayout();
-      return chords;
-    };
-    chord.groups = function() {
-      if (!groups) relayout();
-      return groups;
-    };
-    return chord;
-  };
-  d3.layout.force = function() {
-    var force = {}, event = d3.dispatch("start", "tick", "end"), size = [ 1, 1 ], drag, alpha, friction = .9, linkDistance = d3_layout_forceLinkDistance, linkStrength = d3_layout_forceLinkStrength, charge = -30, gravity = .1, theta = .8, nodes = [], links = [], distances, strengths, charges;
-    function repulse(node) {
-      return function(quad, x1, _, x2) {
-        if (quad.point !== node) {
-          var dx = quad.cx - node.x, dy = quad.cy - node.y, dn = 1 / Math.sqrt(dx * dx + dy * dy);
-          if ((x2 - x1) * dn < theta) {
-            var k = quad.charge * dn * dn;
-            node.px -= dx * k;
-            node.py -= dy * k;
-            return true;
-          }
-          if (quad.point && isFinite(dn)) {
-            var k = quad.pointCharge * dn * dn;
-            node.px -= dx * k;
-            node.py -= dy * k;
-          }
-        }
-        return !quad.charge;
-      };
-    }
-    force.tick = function() {
-      if ((alpha *= .99) < .005) {
-        event.end({
-          type: "end",
-          alpha: alpha = 0
-        });
-        return true;
-      }
-      var n = nodes.length, m = links.length, q, i, o, s, t, l, k, x, y;
-      for (i = 0; i < m; ++i) {
-        o = links[i];
-        s = o.source;
-        t = o.target;
-        x = t.x - s.x;
-        y = t.y - s.y;
-        if (l = x * x + y * y) {
-          l = alpha * strengths[i] * ((l = Math.sqrt(l)) - distances[i]) / l;
-          x *= l;
-          y *= l;
-          t.x -= x * (k = s.weight / (t.weight + s.weight));
-          t.y -= y * k;
-          s.x += x * (k = 1 - k);
-          s.y += y * k;
-        }
-      }
-      if (k = alpha * gravity) {
-        x = size[0] / 2;
-        y = size[1] / 2;
-        i = -1;
-        if (k) while (++i < n) {
-          o = nodes[i];
-          o.x += (x - o.x) * k;
-          o.y += (y - o.y) * k;
-        }
-      }
-      if (charge) {
-        d3_layout_forceAccumulate(q = d3.geom.quadtree(nodes), alpha, charges);
-        i = -1;
-        while (++i < n) {
-          if (!(o = nodes[i]).fixed) {
-            q.visit(repulse(o));
-          }
-        }
-      }
-      i = -1;
-      while (++i < n) {
-        o = nodes[i];
-        if (o.fixed) {
-          o.x = o.px;
-          o.y = o.py;
-        } else {
-          o.x -= (o.px - (o.px = o.x)) * friction;
-          o.y -= (o.py - (o.py = o.y)) * friction;
-        }
-      }
-      event.tick({
-        type: "tick",
-        alpha: alpha
-      });
-    };
-    force.nodes = function(x) {
-      if (!arguments.length) return nodes;
-      nodes = x;
-      return force;
-    };
-    force.links = function(x) {
-      if (!arguments.length) return links;
-      links = x;
-      return force;
-    };
-    force.size = function(x) {
-      if (!arguments.length) return size;
-      size = x;
-      return force;
-    };
-    force.linkDistance = function(x) {
-      if (!arguments.length) return linkDistance;
-      linkDistance = typeof x === "function" ? x : +x;
-      return force;
-    };
-    force.distance = force.linkDistance;
-    force.linkStrength = function(x) {
-      if (!arguments.length) return linkStrength;
-      linkStrength = typeof x === "function" ? x : +x;
-      return force;
-    };
-    force.friction = function(x) {
-      if (!arguments.length) return friction;
-      friction = +x;
-      return force;
-    };
-    force.charge = function(x) {
-      if (!arguments.length) return charge;
-      charge = typeof x === "function" ? x : +x;
-      return force;
-    };
-    force.gravity = function(x) {
-      if (!arguments.length) return gravity;
-      gravity = +x;
-      return force;
-    };
-    force.theta = function(x) {
-      if (!arguments.length) return theta;
-      theta = +x;
-      return force;
-    };
-    force.alpha = function(x) {
-      if (!arguments.length) return alpha;
-      x = +x;
-      if (alpha) {
-        if (x > 0) alpha = x; else alpha = 0;
-      } else if (x > 0) {
-        event.start({
-          type: "start",
-          alpha: alpha = x
-        });
-        d3.timer(force.tick);
-      }
-      return force;
-    };
-    force.start = function() {
-      var i, j, n = nodes.length, m = links.length, w = size[0], h = size[1], neighbors, o;
-      for (i = 0; i < n; ++i) {
-        (o = nodes[i]).index = i;
-        o.weight = 0;
-      }
-      for (i = 0; i < m; ++i) {
-        o = links[i];
-        if (typeof o.source == "number") o.source = nodes[o.source];
-        if (typeof o.target == "number") o.target = nodes[o.target];
-        ++o.source.weight;
-        ++o.target.weight;
-      }
-      for (i = 0; i < n; ++i) {
-        o = nodes[i];
-        if (isNaN(o.x)) o.x = position("x", w);
-        if (isNaN(o.y)) o.y = position("y", h);
-        if (isNaN(o.px)) o.px = o.x;
-        if (isNaN(o.py)) o.py = o.y;
-      }
-      distances = [];
-      if (typeof linkDistance === "function") for (i = 0; i < m; ++i) distances[i] = +linkDistance.call(this, links[i], i); else for (i = 0; i < m; ++i) distances[i] = linkDistance;
-      strengths = [];
-      if (typeof linkStrength === "function") for (i = 0; i < m; ++i) strengths[i] = +linkStrength.call(this, links[i], i); else for (i = 0; i < m; ++i) strengths[i] = linkStrength;
-      charges = [];
-      if (typeof charge === "function") for (i = 0; i < n; ++i) charges[i] = +charge.call(this, nodes[i], i); else for (i = 0; i < n; ++i) charges[i] = charge;
-      function position(dimension, size) {
-        var neighbors = neighbor(i), j = -1, m = neighbors.length, x;
-        while (++j < m) if (!isNaN(x = neighbors[j][dimension])) return x;
-        return Math.random() * size;
-      }
-      function neighbor() {
-        if (!neighbors) {
-          neighbors = [];
-          for (j = 0; j < n; ++j) {
-            neighbors[j] = [];
-          }
-          for (j = 0; j < m; ++j) {
-            var o = links[j];
-            neighbors[o.source.index].push(o.target);
-            neighbors[o.target.index].push(o.source);
-          }
-        }
-        return neighbors[i];
-      }
-      return force.resume();
-    };
-    force.resume = function() {
-      return force.alpha(.1);
-    };
-    force.stop = function() {
-      return force.alpha(0);
-    };
-    force.drag = function() {
-      if (!drag) drag = d3.behavior.drag().origin(d3_identity).on("dragstart.force", d3_layout_forceDragstart).on("drag.force", dragmove).on("dragend.force", d3_layout_forceDragend);
-      if (!arguments.length) return drag;
-      this.on("mouseover.force", d3_layout_forceMouseover).on("mouseout.force", d3_layout_forceMouseout).call(drag);
-    };
-    function dragmove(d) {
-      d.px = d3.event.x, d.py = d3.event.y;
-      force.resume();
-    }
-    return d3.rebind(force, event, "on");
-  };
-  function d3_layout_forceDragstart(d) {
-    d.fixed |= 2;
-  }
-  function d3_layout_forceDragend(d) {
-    d.fixed &= ~6;
-  }
-  function d3_layout_forceMouseover(d) {
-    d.fixed |= 4;
-    d.px = d.x, d.py = d.y;
-  }
-  function d3_layout_forceMouseout(d) {
-    d.fixed &= ~4;
-  }
-  function d3_layout_forceAccumulate(quad, alpha, charges) {
-    var cx = 0, cy = 0;
-    quad.charge = 0;
-    if (!quad.leaf) {
-      var nodes = quad.nodes, n = nodes.length, i = -1, c;
-      while (++i < n) {
-        c = nodes[i];
-        if (c == null) continue;
-        d3_layout_forceAccumulate(c, alpha, charges);
-        quad.charge += c.charge;
-        cx += c.charge * c.cx;
-        cy += c.charge * c.cy;
-      }
-    }
-    if (quad.point) {
-      if (!quad.leaf) {
-        quad.point.x += Math.random() - .5;
-        quad.point.y += Math.random() - .5;
-      }
-      var k = alpha * charges[quad.point.index];
-      quad.charge += quad.pointCharge = k;
-      cx += k * quad.point.x;
-      cy += k * quad.point.y;
-    }
-    quad.cx = cx / quad.charge;
-    quad.cy = cy / quad.charge;
-  }
-  var d3_layout_forceLinkDistance = 20, d3_layout_forceLinkStrength = 1;
-  d3.layout.hierarchy = function() {
-    var sort = d3_layout_hierarchySort, children = d3_layout_hierarchyChildren, value = d3_layout_hierarchyValue;
-    function recurse(node, depth, nodes) {
-      var childs = children.call(hierarchy, node, depth);
-      node.depth = depth;
-      nodes.push(node);
-      if (childs && (n = childs.length)) {
-        var i = -1, n, c = node.children = [], v = 0, j = depth + 1, d;
-        while (++i < n) {
-          d = recurse(childs[i], j, nodes);
-          d.parent = node;
-          c.push(d);
-          v += d.value;
-        }
-        if (sort) c.sort(sort);
-        if (value) node.value = v;
-      } else if (value) {
-        node.value = +value.call(hierarchy, node, depth) || 0;
-      }
-      return node;
-    }
-    function revalue(node, depth) {
-      var children = node.children, v = 0;
-      if (children && (n = children.length)) {
-        var i = -1, n, j = depth + 1;
-        while (++i < n) v += revalue(children[i], j);
-      } else if (value) {
-        v = +value.call(hierarchy, node, depth) || 0;
-      }
-      if (value) node.value = v;
-      return v;
-    }
-    function hierarchy(d) {
-      var nodes = [];
-      recurse(d, 0, nodes);
-      return nodes;
-    }
-    hierarchy.sort = function(x) {
-      if (!arguments.length) return sort;
-      sort = x;
-      return hierarchy;
-    };
-    hierarchy.children = function(x) {
-      if (!arguments.length) return children;
-      children = x;
-      return hierarchy;
-    };
-    hierarchy.value = function(x) {
-      if (!arguments.length) return value;
-      value = x;
-      return hierarchy;
-    };
-    hierarchy.revalue = function(root) {
-      revalue(root, 0);
-      return root;
-    };
-    return hierarchy;
-  };
-  function d3_layout_hierarchyRebind(object, hierarchy) {
-    d3.rebind(object, hierarchy, "sort", "children", "value");
-    object.nodes = object;
-    object.links = d3_layout_hierarchyLinks;
-    return object;
-  }
-  function d3_layout_hierarchyChildren(d) {
-    return d.children;
-  }
-  function d3_layout_hierarchyValue(d) {
-    return d.value;
-  }
-  function d3_layout_hierarchySort(a, b) {
-    return b.value - a.value;
-  }
-  function d3_layout_hierarchyLinks(nodes) {
-    return d3.merge(nodes.map(function(parent) {
-      return (parent.children || []).map(function(child) {
-        return {
-          source: parent,
-          target: child
-        };
-      });
-    }));
-  }
-  d3.layout.partition = function() {
-    var hierarchy = d3.layout.hierarchy(), size = [ 1, 1 ];
-    function position(node, x, dx, dy) {
-      var children = node.children;
-      node.x = x;
-      node.y = node.depth * dy;
-      node.dx = dx;
-      node.dy = dy;
-      if (children && (n = children.length)) {
-        var i = -1, n, c, d;
-        dx = node.value ? dx / node.value : 0;
-        while (++i < n) {
-          position(c = children[i], x, d = c.value * dx, dy);
-          x += d;
-        }
-      }
-    }
-    function depth(node) {
-      var children = node.children, d = 0;
-      if (children && (n = children.length)) {
-        var i = -1, n;
-        while (++i < n) d = Math.max(d, depth(children[i]));
-      }
-      return 1 + d;
-    }
-    function partition(d, i) {
-      var nodes = hierarchy.call(this, d, i);
-      position(nodes[0], 0, size[0], size[1] / depth(nodes[0]));
-      return nodes;
-    }
-    partition.size = function(x) {
-      if (!arguments.length) return size;
-      size = x;
-      return partition;
-    };
-    return d3_layout_hierarchyRebind(partition, hierarchy);
-  };
-  d3.layout.pie = function() {
-    var value = Number, sort = d3_layout_pieSortByValue, startAngle = 0, endAngle = 2 * π;
-    function pie(data) {
-      var values = data.map(function(d, i) {
-        return +value.call(pie, d, i);
-      });
-      var a = +(typeof startAngle === "function" ? startAngle.apply(this, arguments) : startAngle);
-      var k = ((typeof endAngle === "function" ? endAngle.apply(this, arguments) : endAngle) - a) / d3.sum(values);
-      var index = d3.range(data.length);
-      if (sort != null) index.sort(sort === d3_layout_pieSortByValue ? function(i, j) {
-        return values[j] - values[i];
-      } : function(i, j) {
-        return sort(data[i], data[j]);
-      });
-      var arcs = [];
-      index.forEach(function(i) {
-        var d;
-        arcs[i] = {
-          data: data[i],
-          value: d = values[i],
-          startAngle: a,
-          endAngle: a += d * k
-        };
-      });
-      return arcs;
-    }
-    pie.value = function(x) {
-      if (!arguments.length) return value;
-      value = x;
-      return pie;
-    };
-    pie.sort = function(x) {
-      if (!arguments.length) return sort;
-      sort = x;
-      return pie;
-    };
-    pie.startAngle = function(x) {
-      if (!arguments.length) return startAngle;
-      startAngle = x;
-      return pie;
-    };
-    pie.endAngle = function(x) {
-      if (!arguments.length) return endAngle;
-      endAngle = x;
-      return pie;
-    };
-    return pie;
-  };
-  var d3_layout_pieSortByValue = {};
-  d3.layout.stack = function() {
-    var values = d3_identity, order = d3_layout_stackOrderDefault, offset = d3_layout_stackOffsetZero, out = d3_layout_stackOut, x = d3_layout_stackX, y = d3_layout_stackY;
-    function stack(data, index) {
-      var series = data.map(function(d, i) {
-        return values.call(stack, d, i);
-      });
-      var points = series.map(function(d) {
-        return d.map(function(v, i) {
-          return [ x.call(stack, v, i), y.call(stack, v, i) ];
-        });
-      });
-      var orders = order.call(stack, points, index);
-      series = d3.permute(series, orders);
-      points = d3.permute(points, orders);
-      var offsets = offset.call(stack, points, index);
-      var n = series.length, m = series[0].length, i, j, o;
-      for (j = 0; j < m; ++j) {
-        out.call(stack, series[0][j], o = offsets[j], points[0][j][1]);
-        for (i = 1; i < n; ++i) {
-          out.call(stack, series[i][j], o += points[i - 1][j][1], points[i][j][1]);
-        }
-      }
-      return data;
-    }
-    stack.values = function(x) {
-      if (!arguments.length) return values;
-      values = x;
-      return stack;
-    };
-    stack.order = function(x) {
-      if (!arguments.length) return order;
-      order = typeof x === "function" ? x : d3_layout_stackOrders.get(x) || d3_layout_stackOrderDefault;
-      return stack;
-    };
-    stack.offset = function(x) {
-      if (!arguments.length) return offset;
-      offset = typeof x === "function" ? x : d3_layout_stackOffsets.get(x) || d3_layout_stackOffsetZero;
-      return stack;
-    };
-    stack.x = function(z) {
-      if (!arguments.length) return x;
-      x = z;
-      return stack;
-    };
-    stack.y = function(z) {
-      if (!arguments.length) return y;
-      y = z;
-      return stack;
-    };
-    stack.out = function(z) {
-      if (!arguments.length) return out;
-      out = z;
-      return stack;
-    };
-    return stack;
-  };
-  function d3_layout_stackX(d) {
-    return d.x;
-  }
-  function d3_layout_stackY(d) {
-    return d.y;
-  }
-  function d3_layout_stackOut(d, y0, y) {
-    d.y0 = y0;
-    d.y = y;
-  }
-  var d3_layout_stackOrders = d3.map({
-    "inside-out": function(data) {
-      var n = data.length, i, j, max = data.map(d3_layout_stackMaxIndex), sums = data.map(d3_layout_stackReduceSum), index = d3.range(n).sort(function(a, b) {
-        return max[a] - max[b];
-      }), top = 0, bottom = 0, tops = [], bottoms = [];
-      for (i = 0; i < n; ++i) {
-        j = index[i];
-        if (top < bottom) {
-          top += sums[j];
-          tops.push(j);
-        } else {
-          bottom += sums[j];
-          bottoms.push(j);
-        }
-      }
-      return bottoms.reverse().concat(tops);
-    },
-    reverse: function(data) {
-      return d3.range(data.length).reverse();
-    },
-    "default": d3_layout_stackOrderDefault
-  });
-  var d3_layout_stackOffsets = d3.map({
-    silhouette: function(data) {
-      var n = data.length, m = data[0].length, sums = [], max = 0, i, j, o, y0 = [];
-      for (j = 0; j < m; ++j) {
-        for (i = 0, o = 0; i < n; i++) o += data[i][j][1];
-        if (o > max) max = o;
-        sums.push(o);
-      }
-      for (j = 0; j < m; ++j) {
-        y0[j] = (max - sums[j]) / 2;
-      }
-      return y0;
-    },
-    wiggle: function(data) {
-      var n = data.length, x = data[0], m = x.length, i, j, k, s1, s2, s3, dx, o, o0, y0 = [];
-      y0[0] = o = o0 = 0;
-      for (j = 1; j < m; ++j) {
-        for (i = 0, s1 = 0; i < n; ++i) s1 += data[i][j][1];
-        for (i = 0, s2 = 0, dx = x[j][0] - x[j - 1][0]; i < n; ++i) {
-          for (k = 0, s3 = (data[i][j][1] - data[i][j - 1][1]) / (2 * dx); k < i; ++k) {
-            s3 += (data[k][j][1] - data[k][j - 1][1]) / dx;
-          }
-          s2 += s3 * data[i][j][1];
-        }
-        y0[j] = o -= s1 ? s2 / s1 * dx : 0;
-        if (o < o0) o0 = o;
-      }
-      for (j = 0; j < m; ++j) y0[j] -= o0;
-      return y0;
-    },
-    expand: function(data) {
-      var n = data.length, m = data[0].length, k = 1 / n, i, j, o, y0 = [];
-      for (j = 0; j < m; ++j) {
-        for (i = 0, o = 0; i < n; i++) o += data[i][j][1];
-        if (o) for (i = 0; i < n; i++) data[i][j][1] /= o; else for (i = 0; i < n; i++) data[i][j][1] = k;
-      }
-      for (j = 0; j < m; ++j) y0[j] = 0;
-      return y0;
-    },
-    zero: d3_layout_stackOffsetZero
-  });
-  function d3_layout_stackOrderDefault(data) {
-    return d3.range(data.length);
-  }
-  function d3_layout_stackOffsetZero(data) {
-    var j = -1, m = data[0].length, y0 = [];
-    while (++j < m) y0[j] = 0;
-    return y0;
-  }
-  function d3_layout_stackMaxIndex(array) {
-    var i = 1, j = 0, v = array[0][1], k, n = array.length;
-    for (;i < n; ++i) {
-      if ((k = array[i][1]) > v) {
-        j = i;
-        v = k;
-      }
-    }
-    return j;
-  }
-  function d3_layout_stackReduceSum(d) {
-    return d.reduce(d3_layout_stackSum, 0);
-  }
-  function d3_layout_stackSum(p, d) {
-    return p + d[1];
-  }
-  d3.layout.histogram = function() {
-    var frequency = true, valuer = Number, ranger = d3_layout_histogramRange, binner = d3_layout_histogramBinSturges;
-    function histogram(data, i) {
-      var bins = [], values = data.map(valuer, this), range = ranger.call(this, values, i), thresholds = binner.call(this, range, values, i), bin, i = -1, n = values.length, m = thresholds.length - 1, k = frequency ? 1 : 1 / n, x;
-      while (++i < m) {
-        bin = bins[i] = [];
-        bin.dx = thresholds[i + 1] - (bin.x = thresholds[i]);
-        bin.y = 0;
-      }
-      if (m > 0) {
-        i = -1;
-        while (++i < n) {
-          x = values[i];
-          if (x >= range[0] && x <= range[1]) {
-            bin = bins[d3.bisect(thresholds, x, 1, m) - 1];
-            bin.y += k;
-            bin.push(data[i]);
-          }
-        }
-      }
-      return bins;
-    }
-    histogram.value = function(x) {
-      if (!arguments.length) return valuer;
-      valuer = x;
-      return histogram;
-    };
-    histogram.range = function(x) {
-      if (!arguments.length) return ranger;
-      ranger = d3_functor(x);
-      return histogram;
-    };
-    histogram.bins = function(x) {
-      if (!arguments.length) return binner;
-      binner = typeof x === "number" ? function(range) {
-        return d3_layout_histogramBinFixed(range, x);
-      } : d3_functor(x);
-      return histogram;
-    };
-    histogram.frequency = function(x) {
-      if (!arguments.length) return frequency;
-      frequency = !!x;
-      return histogram;
-    };
-    return histogram;
-  };
-  function d3_layout_histogramBinSturges(range, values) {
-    return d3_layout_histogramBinFixed(range, Math.ceil(Math.log(values.length) / Math.LN2 + 1));
-  }
-  function d3_layout_histogramBinFixed(range, n) {
-    var x = -1, b = +range[0], m = (range[1] - b) / n, f = [];
-    while (++x <= n) f[x] = m * x + b;
-    return f;
-  }
-  function d3_layout_histogramRange(values) {
-    return [ d3.min(values), d3.max(values) ];
-  }
-  d3.layout.tree = function() {
-    var hierarchy = d3.layout.hierarchy().sort(null).value(null), separation = d3_layout_treeSeparation, size = [ 1, 1 ];
-    function tree(d, i) {
-      var nodes = hierarchy.call(this, d, i), root = nodes[0];
-      function firstWalk(node, previousSibling) {
-        var children = node.children, layout = node._tree;
-        if (children && (n = children.length)) {
-          var n, firstChild = children[0], previousChild, ancestor = firstChild, child, i = -1;
-          while (++i < n) {
-            child = children[i];
-            firstWalk(child, previousChild);
-            ancestor = apportion(child, previousChild, ancestor);
-            previousChild = child;
-          }
-          d3_layout_treeShift(node);
-          var midpoint = .5 * (firstChild._tree.prelim + child._tree.prelim);
-          if (previousSibling) {
-            layout.prelim = previousSibling._tree.prelim + separation(node, previousSibling);
-            layout.mod = layout.prelim - midpoint;
-          } else {
-            layout.prelim = midpoint;
-          }
-        } else {
-          if (previousSibling) {
-            layout.prelim = previousSibling._tree.prelim + separation(node, previousSibling);
-          }
-        }
-      }
-      function secondWalk(node, x) {
-        node.x = node._tree.prelim + x;
-        var children = node.children;
-        if (children && (n = children.length)) {
-          var i = -1, n;
-          x += node._tree.mod;
-          while (++i < n) {
-            secondWalk(children[i], x);
-          }
-        }
-      }
-      function apportion(node, previousSibling, ancestor) {
-        if (previousSibling) {
-          var vip = node, vop = node, vim = previousSibling, vom = node.parent.children[0], sip = vip._tree.mod, sop = vop._tree.mod, sim = vim._tree.mod, som = vom._tree.mod, shift;
-          while (vim = d3_layout_treeRight(vim), vip = d3_layout_treeLeft(vip), vim && vip) {
-            vom = d3_layout_treeLeft(vom);
-            vop = d3_layout_treeRight(vop);
-            vop._tree.ancestor = node;
-            shift = vim._tree.prelim + sim - vip._tree.prelim - sip + separation(vim, vip);
-            if (shift > 0) {
-              d3_layout_treeMove(d3_layout_treeAncestor(vim, node, ancestor), node, shift);
-              sip += shift;
-              sop += shift;
-            }
-            sim += vim._tree.mod;
-            sip += vip._tree.mod;
-            som += vom._tree.mod;
-            sop += vop._tree.mod;
-          }
-          if (vim && !d3_layout_treeRight(vop)) {
-            vop._tree.thread = vim;
-            vop._tree.mod += sim - sop;
-          }
-          if (vip && !d3_layout_treeLeft(vom)) {
-            vom._tree.thread = vip;
-            vom._tree.mod += sip - som;
-            ancestor = node;
-          }
-        }
-        return ancestor;
-      }
-      d3_layout_treeVisitAfter(root, function(node, previousSibling) {
-        node._tree = {
-          ancestor: node,
-          prelim: 0,
-          mod: 0,
-          change: 0,
-          shift: 0,
-          number: previousSibling ? previousSibling._tree.number + 1 : 0
-        };
-      });
-      firstWalk(root);
-      secondWalk(root, -root._tree.prelim);
-      var left = d3_layout_treeSearch(root, d3_layout_treeLeftmost), right = d3_layout_treeSearch(root, d3_layout_treeRightmost), deep = d3_layout_treeSearch(root, d3_layout_treeDeepest), x0 = left.x - separation(left, right) / 2, x1 = right.x + separation(right, left) / 2, y1 = deep.depth || 1;
-      d3_layout_treeVisitAfter(root, function(node) {
-        node.x = (node.x - x0) / (x1 - x0) * size[0];
-        node.y = node.depth / y1 * size[1];
-        delete node._tree;
-      });
-      return nodes;
-    }
-    tree.separation = function(x) {
-      if (!arguments.length) return separation;
-      separation = x;
-      return tree;
-    };
-    tree.size = function(x) {
-      if (!arguments.length) return size;
-      size = x;
-      return tree;
-    };
-    return d3_layout_hierarchyRebind(tree, hierarchy);
-  };
-  function d3_layout_treeSeparation(a, b) {
-    return a.parent == b.parent ? 1 : 2;
-  }
-  function d3_layout_treeLeft(node) {
-    var children = node.children;
-    return children && children.length ? children[0] : node._tree.thread;
-  }
-  function d3_layout_treeRight(node) {
-    var children = node.children, n;
-    return children && (n = children.length) ? children[n - 1] : node._tree.thread;
-  }
-  function d3_layout_treeSearch(node, compare) {
-    var children = node.children;
-    if (children && (n = children.length)) {
-      var child, n, i = -1;
-      while (++i < n) {
-        if (compare(child = d3_layout_treeSearch(children[i], compare), node) > 0) {
-          node = child;
-        }
-      }
-    }
-    return node;
-  }
-  function d3_layout_treeRightmost(a, b) {
-    return a.x - b.x;
-  }
-  function d3_layout_treeLeftmost(a, b) {
-    return b.x - a.x;
-  }
-  function d3_layout_treeDeepest(a, b) {
-    return a.depth - b.depth;
-  }
-  function d3_layout_treeVisitAfter(node, callback) {
-    function visit(node, previousSibling) {
-      var children = node.children;
-      if (children && (n = children.length)) {
-        var child, previousChild = null, i = -1, n;
-        while (++i < n) {
-          child = children[i];
-          visit(child, previousChild);
-          previousChild = child;
-        }
-      }
-      callback(node, previousSibling);
-    }
-    visit(node, null);
-  }
-  function d3_layout_treeShift(node) {
-    var shift = 0, change = 0, children = node.children, i = children.length, child;
-    while (--i >= 0) {
-      child = children[i]._tree;
-      child.prelim += shift;
-      child.mod += shift;
-      shift += child.shift + (change += child.change);
-    }
-  }
-  function d3_layout_treeMove(ancestor, node, shift) {
-    ancestor = ancestor._tree;
-    node = node._tree;
-    var change = shift / (node.number - ancestor.number);
-    ancestor.change += change;
-    node.change -= change;
-    node.shift += shift;
-    node.prelim += shift;
-    node.mod += shift;
-  }
-  function d3_layout_treeAncestor(vim, node, ancestor) {
-    return vim._tree.ancestor.parent == node.parent ? vim._tree.ancestor : ancestor;
-  }
-  d3.layout.pack = function() {
-    var hierarchy = d3.layout.hierarchy().sort(d3_layout_packSort), padding = 0, size = [ 1, 1 ];
-    function pack(d, i) {
-      var nodes = hierarchy.call(this, d, i), root = nodes[0];
-      root.x = 0;
-      root.y = 0;
-      d3_layout_treeVisitAfter(root, function(d) {
-        d.r = Math.sqrt(d.value);
-      });
-      d3_layout_treeVisitAfter(root, d3_layout_packSiblings);
-      var w = size[0], h = size[1], k = Math.max(2 * root.r / w, 2 * root.r / h);
-      if (padding > 0) {
-        var dr = padding * k / 2;
-        d3_layout_treeVisitAfter(root, function(d) {
-          d.r += dr;
-        });
-        d3_layout_treeVisitAfter(root, d3_layout_packSiblings);
-        d3_layout_treeVisitAfter(root, function(d) {
-          d.r -= dr;
-        });
-        k = Math.max(2 * root.r / w, 2 * root.r / h);
-      }
-      d3_layout_packTransform(root, w / 2, h / 2, 1 / k);
-      return nodes;
-    }
-    pack.size = function(x) {
-      if (!arguments.length) return size;
-      size = x;
-      return pack;
-    };
-    pack.padding = function(_) {
-      if (!arguments.length) return padding;
-      padding = +_;
-      return pack;
-    };
-    return d3_layout_hierarchyRebind(pack, hierarchy);
-  };
-  function d3_layout_packSort(a, b) {
-    return a.value - b.value;
-  }
-  function d3_layout_packInsert(a, b) {
-    var c = a._pack_next;
-    a._pack_next = b;
-    b._pack_prev = a;
-    b._pack_next = c;
-    c._pack_prev = b;
-  }
-  function d3_layout_packSplice(a, b) {
-    a._pack_next = b;
-    b._pack_prev = a;
-  }
-  function d3_layout_packIntersects(a, b) {
-    var dx = b.x - a.x, dy = b.y - a.y, dr = a.r + b.r;
-    return dr * dr - dx * dx - dy * dy > .001;
-  }
-  function d3_layout_packSiblings(node) {
-    if (!(nodes = node.children) || !(n = nodes.length)) return;
-    var nodes, xMin = Infinity, xMax = -Infinity, yMin = Infinity, yMax = -Infinity, a, b, c, i, j, k, n;
-    function bound(node) {
-      xMin = Math.min(node.x - node.r, xMin);
-      xMax = Math.max(node.x + node.r, xMax);
-      yMin = Math.min(node.y - node.r, yMin);
-      yMax = Math.max(node.y + node.r, yMax);
-    }
-    nodes.forEach(d3_layout_packLink);
-    a = nodes[0];
-    a.x = -a.r;
-    a.y = 0;
-    bound(a);
-    if (n > 1) {
-      b = nodes[1];
-      b.x = b.r;
-      b.y = 0;
-      bound(b);
-      if (n > 2) {
-        c = nodes[2];
-        d3_layout_packPlace(a, b, c);
-        bound(c);
-        d3_layout_packInsert(a, c);
-        a._pack_prev = c;
-        d3_layout_packInsert(c, b);
-        b = a._pack_next;
-        for (i = 3; i < n; i++) {
-          d3_layout_packPlace(a, b, c = nodes[i]);
-          var isect = 0, s1 = 1, s2 = 1;
-          for (j = b._pack_next; j !== b; j = j._pack_next, s1++) {
-            if (d3_layout_packIntersects(j, c)) {
-              isect = 1;
-              break;
-            }
-          }
-          if (isect == 1) {
-            for (k = a._pack_prev; k !== j._pack_prev; k = k._pack_prev, s2++) {
-              if (d3_layout_packIntersects(k, c)) {
-                break;
-              }
-            }
-          }
-          if (isect) {
-            if (s1 < s2 || s1 == s2 && b.r < a.r) d3_layout_packSplice(a, b = j); else d3_layout_packSplice(a = k, b);
-            i--;
-          } else {
-            d3_layout_packInsert(a, c);
-            b = c;
-            bound(c);
-          }
-        }
-      }
-    }
-    var cx = (xMin + xMax) / 2, cy = (yMin + yMax) / 2, cr = 0;
-    for (i = 0; i < n; i++) {
-      c = nodes[i];
-      c.x -= cx;
-      c.y -= cy;
-      cr = Math.max(cr, c.r + Math.sqrt(c.x * c.x + c.y * c.y));
-    }
-    node.r = cr;
-    nodes.forEach(d3_layout_packUnlink);
-  }
-  function d3_layout_packLink(node) {
-    node._pack_next = node._pack_prev = node;
-  }
-  function d3_layout_packUnlink(node) {
-    delete node._pack_next;
-    delete node._pack_prev;
-  }
-  function d3_layout_packTransform(node, x, y, k) {
-    var children = node.children;
-    node.x = x += k * node.x;
-    node.y = y += k * node.y;
-    node.r *= k;
-    if (children) {
-      var i = -1, n = children.length;
-      while (++i < n) d3_layout_packTransform(children[i], x, y, k);
-    }
-  }
-  function d3_layout_packPlace(a, b, c) {
-    var db = a.r + c.r, dx = b.x - a.x, dy = b.y - a.y;
-    if (db && (dx || dy)) {
-      var da = b.r + c.r, dc = dx * dx + dy * dy;
-      da *= da;
-      db *= db;
-      var x = .5 + (db - da) / (2 * dc), y = Math.sqrt(Math.max(0, 2 * da * (db + dc) - (db -= dc) * db - da * da)) / (2 * dc);
-      c.x = a.x + x * dx + y * dy;
-      c.y = a.y + x * dy - y * dx;
-    } else {
-      c.x = a.x + db;
-      c.y = a.y;
-    }
-  }
-  d3.layout.cluster = function() {
-    var hierarchy = d3.layout.hierarchy().sort(null).value(null), separation = d3_layout_treeSeparation, size = [ 1, 1 ];
-    function cluster(d, i) {
-      var nodes = hierarchy.call(this, d, i), root = nodes[0], previousNode, x = 0;
-      d3_layout_treeVisitAfter(root, function(node) {
-        var children = node.children;
-        if (children && children.length) {
-          node.x = d3_layout_clusterX(children);
-          node.y = d3_layout_clusterY(children);
-        } else {
-          node.x = previousNode ? x += separation(node, previousNode) : 0;
-          node.y = 0;
-          previousNode = node;
-        }
-      });
-      var left = d3_layout_clusterLeft(root), right = d3_layout_clusterRight(root), x0 = left.x - separation(left, right) / 2, x1 = right.x + separation(right, left) / 2;
-      d3_layout_treeVisitAfter(root, function(node) {
-        node.x = (node.x - x0) / (x1 - x0) * size[0];
-        node.y = (1 - (root.y ? node.y / root.y : 1)) * size[1];
-      });
-      return nodes;
-    }
-    cluster.separation = function(x) {
-      if (!arguments.length) return separation;
-      separation = x;
-      return cluster;
-    };
-    cluster.size = function(x) {
-      if (!arguments.length) return size;
-      size = x;
-      return cluster;
-    };
-    return d3_layout_hierarchyRebind(cluster, hierarchy);
-  };
-  function d3_layout_clusterY(children) {
-    return 1 + d3.max(children, function(child) {
-      return child.y;
-    });
-  }
-  function d3_layout_clusterX(children) {
-    return children.reduce(function(x, child) {
-      return x + child.x;
-    }, 0) / children.length;
-  }
-  function d3_layout_clusterLeft(node) {
-    var children = node.children;
-    return children && children.length ? d3_layout_clusterLeft(children[0]) : node;
-  }
-  function d3_layout_clusterRight(node) {
-    var children = node.children, n;
-    return children && (n = children.length) ? d3_layout_clusterRight(children[n - 1]) : node;
-  }
-  d3.layout.treemap = function() {
-    var hierarchy = d3.layout.hierarchy(), round = Math.round, size = [ 1, 1 ], padding = null, pad = d3_layout_treemapPadNull, sticky = false, stickies, mode = "squarify", ratio = .5 * (1 + Math.sqrt(5));
-    function scale(children, k) {
-      var i = -1, n = children.length, child, area;
-      while (++i < n) {
-        area = (child = children[i]).value * (k < 0 ? 0 : k);
-        child.area = isNaN(area) || area <= 0 ? 0 : area;
-      }
-    }
-    function squarify(node) {
-      var children = node.children;
-      if (children && children.length) {
-        var rect = pad(node), row = [], remaining = children.slice(), child, best = Infinity, score, u = mode === "slice" ? rect.dx : mode === "dice" ? rect.dy : mode === "slice-dice" ? node.depth & 1 ? rect.dy : rect.dx : Math.min(rect.dx, rect.dy), n;
-        scale(remaining, rect.dx * rect.dy / node.value);
-        row.area = 0;
-        while ((n = remaining.length) > 0) {
-          row.push(child = remaining[n - 1]);
-          row.area += child.area;
-          if (mode !== "squarify" || (score = worst(row, u)) <= best) {
-            remaining.pop();
-            best = score;
-          } else {
-            row.area -= row.pop().area;
-            position(row, u, rect, false);
-            u = Math.min(rect.dx, rect.dy);
-            row.length = row.area = 0;
-            best = Infinity;
-          }
-        }
-        if (row.length) {
-          position(row, u, rect, true);
-          row.length = row.area = 0;
-        }
-        children.forEach(squarify);
-      }
-    }
-    function stickify(node) {
-      var children = node.children;
-      if (children && children.length) {
-        var rect = pad(node), remaining = children.slice(), child, row = [];
-        scale(remaining, rect.dx * rect.dy / node.value);
-        row.area = 0;
-        while (child = remaining.pop()) {
-          row.push(child);
-          row.area += child.area;
-          if (child.z != null) {
-            position(row, child.z ? rect.dx : rect.dy, rect, !remaining.length);
-            row.length = row.area = 0;
-          }
-        }
-        children.forEach(stickify);
-      }
-    }
-    function worst(row, u) {
-      var s = row.area, r, rmax = 0, rmin = Infinity, i = -1, n = row.length;
-      while (++i < n) {
-        if (!(r = row[i].area)) continue;
-        if (r < rmin) rmin = r;
-        if (r > rmax) rmax = r;
-      }
-      s *= s;
-      u *= u;
-      return s ? Math.max(u * rmax * ratio / s, s / (u * rmin * ratio)) : Infinity;
-    }
-    function position(row, u, rect, flush) {
-      var i = -1, n = row.length, x = rect.x, y = rect.y, v = u ? round(row.area / u) : 0, o;
-      if (u == rect.dx) {
-        if (flush || v > rect.dy) v = rect.dy;
-        while (++i < n) {
-          o = row[i];
-          o.x = x;
-          o.y = y;
-          o.dy = v;
-          x += o.dx = Math.min(rect.x + rect.dx - x, v ? round(o.area / v) : 0);
-        }
-        o.z = true;
-        o.dx += rect.x + rect.dx - x;
-        rect.y += v;
-        rect.dy -= v;
-      } else {
-        if (flush || v > rect.dx) v = rect.dx;
-        while (++i < n) {
-          o = row[i];
-          o.x = x;
-          o.y = y;
-          o.dx = v;
-          y += o.dy = Math.min(rect.y + rect.dy - y, v ? round(o.area / v) : 0);
-        }
-        o.z = false;
-        o.dy += rect.y + rect.dy - y;
-        rect.x += v;
-        rect.dx -= v;
-      }
-    }
-    function treemap(d) {
-      var nodes = stickies || hierarchy(d), root = nodes[0];
-      root.x = 0;
-      root.y = 0;
-      root.dx = size[0];
-      root.dy = size[1];
-      if (stickies) hierarchy.revalue(root);
-      scale([ root ], root.dx * root.dy / root.value);
-      (stickies ? stickify : squarify)(root);
-      if (sticky) stickies = nodes;
-      return nodes;
-    }
-    treemap.size = function(x) {
-      if (!arguments.length) return size;
-      size = x;
-      return treemap;
-    };
-    treemap.padding = function(x) {
-      if (!arguments.length) return padding;
-      function padFunction(node) {
-        var p = x.call(treemap, node, node.depth);
-        return p == null ? d3_layout_treemapPadNull(node) : d3_layout_treemapPad(node, typeof p === "number" ? [ p, p, p, p ] : p);
-      }
-      function padConstant(node) {
-        return d3_layout_treemapPad(node, x);
-      }
-      var type;
-      pad = (padding = x) == null ? d3_layout_treemapPadNull : (type = typeof x) === "function" ? padFunction : type === "number" ? (x = [ x, x, x, x ], 
-      padConstant) : padConstant;
-      return treemap;
-    };
-    treemap.round = function(x) {
-      if (!arguments.length) return round != Number;
-      round = x ? Math.round : Number;
-      return treemap;
-    };
-    treemap.sticky = function(x) {
-      if (!arguments.length) return sticky;
-      sticky = x;
-      stickies = null;
-      return treemap;
-    };
-    treemap.ratio = function(x) {
-      if (!arguments.length) return ratio;
-      ratio = x;
-      return treemap;
-    };
-    treemap.mode = function(x) {
-      if (!arguments.length) return mode;
-      mode = x + "";
-      return treemap;
-    };
-    return d3_layout_hierarchyRebind(treemap, hierarchy);
-  };
-  function d3_layout_treemapPadNull(node) {
-    return {
-      x: node.x,
-      y: node.y,
-      dx: node.dx,
-      dy: node.dy
-    };
-  }
-  function d3_layout_treemapPad(node, padding) {
-    var x = node.x + padding[3], y = node.y + padding[0], dx = node.dx - padding[1] - padding[3], dy = node.dy - padding[0] - padding[2];
-    if (dx < 0) {
-      x += dx / 2;
-      dx = 0;
-    }
-    if (dy < 0) {
-      y += dy / 2;
-      dy = 0;
-    }
-    return {
-      x: x,
-      y: y,
-      dx: dx,
-      dy: dy
-    };
-  }
-  d3.random = {
-    normal: function(µ, σ) {
-      var n = arguments.length;
-      if (n < 2) σ = 1;
-      if (n < 1) µ = 0;
-      return function() {
-        var x, y, r;
-        do {
-          x = Math.random() * 2 - 1;
-          y = Math.random() * 2 - 1;
-          r = x * x + y * y;
-        } while (!r || r > 1);
-        return µ + σ * x * Math.sqrt(-2 * Math.log(r) / r);
-      };
-    },
-    logNormal: function() {
-      var random = d3.random.normal.apply(d3, arguments);
-      return function() {
-        return Math.exp(random());
-      };
-    },
-    irwinHall: function(m) {
-      return function() {
-        for (var s = 0, j = 0; j < m; j++) s += Math.random();
-        return s / m;
-      };
-    }
-  };
-  d3.scale = {};
-  function d3_scaleExtent(domain) {
-    var start = domain[0], stop = domain[domain.length - 1];
-    return start < stop ? [ start, stop ] : [ stop, start ];
-  }
-  function d3_scaleRange(scale) {
-    return scale.rangeExtent ? scale.rangeExtent() : d3_scaleExtent(scale.range());
-  }
-  function d3_scale_bilinear(domain, range, uninterpolate, interpolate) {
-    var u = uninterpolate(domain[0], domain[1]), i = interpolate(range[0], range[1]);
-    return function(x) {
-      return i(u(x));
-    };
-  }
-  function d3_scale_nice(domain, nice) {
-    var i0 = 0, i1 = domain.length - 1, x0 = domain[i0], x1 = domain[i1], dx;
-    if (x1 < x0) {
-      dx = i0, i0 = i1, i1 = dx;
-      dx = x0, x0 = x1, x1 = dx;
-    }
-    if (nice = nice(x1 - x0)) {
-      domain[i0] = nice.floor(x0);
-      domain[i1] = nice.ceil(x1);
-    }
-    return domain;
-  }
-  function d3_scale_polylinear(domain, range, uninterpolate, interpolate) {
-    var u = [], i = [], j = 0, k = Math.min(domain.length, range.length) - 1;
-    if (domain[k] < domain[0]) {
-      domain = domain.slice().reverse();
-      range = range.slice().reverse();
-    }
-    while (++j <= k) {
-      u.push(uninterpolate(domain[j - 1], domain[j]));
-      i.push(interpolate(range[j - 1], range[j]));
-    }
-    return function(x) {
-      var j = d3.bisect(domain, x, 1, k) - 1;
-      return i[j](u[j](x));
-    };
-  }
-  d3.scale.linear = function() {
-    return d3_scale_linear([ 0, 1 ], [ 0, 1 ], d3_interpolate, false);
-  };
-  function d3_scale_linear(domain, range, interpolate, clamp) {
-    var output, input;
-    function rescale() {
-      var linear = Math.min(domain.length, range.length) > 2 ? d3_scale_polylinear : d3_scale_bilinear, uninterpolate = clamp ? d3_uninterpolateClamp : d3_uninterpolateNumber;
-      output = linear(domain, range, uninterpolate, interpolate);
-      input = linear(range, domain, uninterpolate, d3_interpolate);
-      return scale;
-    }
-    function scale(x) {
-      return output(x);
-    }
-    scale.invert = function(y) {
-      return input(y);
-    };
-    scale.domain = function(x) {
-      if (!arguments.length) return domain;
-      domain = x.map(Number);
-      return rescale();
-    };
-    scale.range = function(x) {
-      if (!arguments.length) return range;
-      range = x;
-      return rescale();
-    };
-    scale.rangeRound = function(x) {
-      return scale.range(x).interpolate(d3_interpolateRound);
-    };
-    scale.clamp = function(x) {
-      if (!arguments.length) return clamp;
-      clamp = x;
-      return rescale();
-    };
-    scale.interpolate = function(x) {
-      if (!arguments.length) return interpolate;
-      interpolate = x;
-      return rescale();
-    };
-    scale.ticks = function(m) {
-      return d3_scale_linearTicks(domain, m);
-    };
-    scale.tickFormat = function(m, format) {
-      return d3_scale_linearTickFormat(domain, m, format);
-    };
-    scale.nice = function() {
-      d3_scale_nice(domain, d3_scale_linearNice);
-      return rescale();
-    };
-    scale.copy = function() {
-      return d3_scale_linear(domain, range, interpolate, clamp);
-    };
-    return rescale();
-  }
-  function d3_scale_linearRebind(scale, linear) {
-    return d3.rebind(scale, linear, "range", "rangeRound", "interpolate", "clamp");
-  }
-  function d3_scale_linearNice(dx) {
-    dx = Math.pow(10, Math.round(Math.log(dx) / Math.LN10) - 1);
-    return dx && {
-      floor: function(x) {
-        return Math.floor(x / dx) * dx;
-      },
-      ceil: function(x) {
-        return Math.ceil(x / dx) * dx;
-      }
-    };
-  }
-  function d3_scale_linearTickRange(domain, m) {
-    var extent = d3_scaleExtent(domain), span = extent[1] - extent[0], step = Math.pow(10, Math.floor(Math.log(span / m) / Math.LN10)), err = m / span * step;
-    if (err <= .15) step *= 10; else if (err <= .35) step *= 5; else if (err <= .75) step *= 2;
-    extent[0] = Math.ceil(extent[0] / step) * step;
-    extent[1] = Math.floor(extent[1] / step) * step + step * .5;
-    extent[2] = step;
-    return extent;
-  }
-  function d3_scale_linearTicks(domain, m) {
-    return d3.range.apply(d3, d3_scale_linearTickRange(domain, m));
-  }
-  function d3_scale_linearTickFormat(domain, m, format) {
-    var precision = -Math.floor(Math.log(d3_scale_linearTickRange(domain, m)[2]) / Math.LN10 + .01);
-    return d3.format(format ? format.replace(d3_format_re, function(a, b, c, d, e, f, g, h, i, j) {
-      return [ b, c, d, e, f, g, h, i || "." + (precision - (j === "%") * 2), j ].join("");
-    }) : ",." + precision + "f");
-  }
-  d3.scale.log = function() {
-    return d3_scale_log(d3.scale.linear().domain([ 0, Math.LN10 ]), 10, d3_scale_logp, d3_scale_powp);
-  };
-  function d3_scale_log(linear, base, log, pow) {
-    function scale(x) {
-      return linear(log(x));
-    }
-    scale.invert = function(x) {
-      return pow(linear.invert(x));
-    };
-    scale.domain = function(x) {
-      if (!arguments.length) return linear.domain().map(pow);
-      if (x[0] < 0) log = d3_scale_logn, pow = d3_scale_pown; else log = d3_scale_logp, 
-      pow = d3_scale_powp;
-      linear.domain(x.map(log));
-      return scale;
-    };
-    scale.base = function(_) {
-      if (!arguments.length) return base;
-      base = +_;
-      return scale;
-    };
-    scale.nice = function() {
-      linear.domain(d3_scale_nice(linear.domain(), d3_scale_logNice(base)));
-      return scale;
-    };
-    scale.ticks = function() {
-      var extent = d3_scaleExtent(linear.domain()), ticks = [];
-      if (extent.every(isFinite)) {
-        var b = Math.log(base), i = Math.floor(extent[0] / b), j = Math.ceil(extent[1] / b), u = pow(extent[0]), v = pow(extent[1]), n = base % 1 ? 2 : base;
-        if (log === d3_scale_logn) {
-          ticks.push(-Math.pow(base, -i));
-          for (;i++ < j; ) for (var k = n - 1; k > 0; k--) ticks.push(-Math.pow(base, -i) * k);
-        } else {
-          for (;i < j; i++) for (var k = 1; k < n; k++) ticks.push(Math.pow(base, i) * k);
-          ticks.push(Math.pow(base, i));
-        }
-        for (i = 0; ticks[i] < u; i++) {}
-        for (j = ticks.length; ticks[j - 1] > v; j--) {}
-        ticks = ticks.slice(i, j);
-      }
-      return ticks;
-    };
-    scale.tickFormat = function(n, format) {
-      if (arguments.length < 2) format = d3_scale_logFormat;
-      if (!arguments.length) return format;
-      var b = Math.log(base), k = Math.max(.1, n / scale.ticks().length), f = log === d3_scale_logn ? (e = -1e-12, 
-      Math.floor) : (e = 1e-12, Math.ceil), e;
-      return function(d) {
-        return d / pow(b * f(log(d) / b + e)) <= k ? format(d) : "";
-      };
-    };
-    scale.copy = function() {
-      return d3_scale_log(linear.copy(), base, log, pow);
-    };
-    return d3_scale_linearRebind(scale, linear);
-  }
-  var d3_scale_logFormat = d3.format(".0e");
-  function d3_scale_logp(x) {
-    return Math.log(x < 0 ? 0 : x);
-  }
-  function d3_scale_powp(x) {
-    return Math.exp(x);
-  }
-  function d3_scale_logn(x) {
-    return -Math.log(x > 0 ? 0 : -x);
-  }
-  function d3_scale_pown(x) {
-    return -Math.exp(-x);
-  }
-  function d3_scale_logNice(base) {
-    base = Math.log(base);
-    var nice = {
-      floor: function(x) {
-        return Math.floor(x / base) * base;
-      },
-      ceil: function(x) {
-        return Math.ceil(x / base) * base;
-      }
-    };
-    return function() {
-      return nice;
-    };
-  }
-  d3.scale.pow = function() {
-    return d3_scale_pow(d3.scale.linear(), 1);
-  };
-  function d3_scale_pow(linear, exponent) {
-    var powp = d3_scale_powPow(exponent), powb = d3_scale_powPow(1 / exponent);
-    function scale(x) {
-      return linear(powp(x));
-    }
-    scale.invert = function(x) {
-      return powb(linear.invert(x));
-    };
-    scale.domain = function(x) {
-      if (!arguments.length) return linear.domain().map(powb);
-      linear.domain(x.map(powp));
-      return scale;
-    };
-    scale.ticks = function(m) {
-      return d3_scale_linearTicks(scale.domain(), m);
-    };
-    scale.tickFormat = function(m, format) {
-      return d3_scale_linearTickFormat(scale.domain(), m, format);
-    };
-    scale.nice = function() {
-      return scale.domain(d3_scale_nice(scale.domain(), d3_scale_linearNice));
-    };
-    scale.exponent = function(x) {
-      if (!arguments.length) return exponent;
-      var domain = scale.domain();
-      powp = d3_scale_powPow(exponent = x);
-      powb = d3_scale_powPow(1 / exponent);
-      return scale.domain(domain);
-    };
-    scale.copy = function() {
-      return d3_scale_pow(linear.copy(), exponent);
-    };
-    return d3_scale_linearRebind(scale, linear);
-  }
-  function d3_scale_powPow(e) {
-    return function(x) {
-      return x < 0 ? -Math.pow(-x, e) : Math.pow(x, e);
-    };
-  }
-  d3.scale.sqrt = function() {
-    return d3.scale.pow().exponent(.5);
-  };
-  d3.scale.ordinal = function() {
-    return d3_scale_ordinal([], {
-      t: "range",
-      a: [ [] ]
-    });
-  };
-  function d3_scale_ordinal(domain, ranger) {
-    var index, range, rangeBand;
-    function scale(x) {
-      return range[((index.get(x) || index.set(x, domain.push(x))) - 1) % range.length];
-    }
-    function steps(start, step) {
-      return d3.range(domain.length).map(function(i) {
-        return start + step * i;
-      });
-    }
-    scale.domain = function(x) {
-      if (!arguments.length) return domain;
-      domain = [];
-      index = new d3_Map();
-      var i = -1, n = x.length, xi;
-      while (++i < n) if (!index.has(xi = x[i])) index.set(xi, domain.push(xi));
-      return scale[ranger.t].apply(scale, ranger.a);
-    };
-    scale.range = function(x) {
-      if (!arguments.length) return range;
-      range = x;
-      rangeBand = 0;
-      ranger = {
-        t: "range",
-        a: arguments
-      };
-      return scale;
-    };
-    scale.rangePoints = function(x, padding) {
-      if (arguments.length < 2) padding = 0;
-      var start = x[0], stop = x[1], step = (stop - start) / (Math.max(1, domain.length - 1) + padding);
-      range = steps(domain.length < 2 ? (start + stop) / 2 : start + step * padding / 2, step);
-      rangeBand = 0;
-      ranger = {
-        t: "rangePoints",
-        a: arguments
-      };
-      return scale;
-    };
-    scale.rangeBands = function(x, padding, outerPadding) {
-      if (arguments.length < 2) padding = 0;
-      if (arguments.length < 3) outerPadding = padding;
-      var reverse = x[1] < x[0], start = x[reverse - 0], stop = x[1 - reverse], step = (stop - start) / (domain.length - padding + 2 * outerPadding);
-      range = steps(start + step * outerPadding, step);
-      if (reverse) range.reverse();
-      rangeBand = step * (1 - padding);
-      ranger = {
-        t: "rangeBands",
-        a: arguments
-      };
-      return scale;
-    };
-    scale.rangeRoundBands = function(x, padding, outerPadding) {
-      if (arguments.length < 2) padding = 0;
-      if (arguments.length < 3) outerPadding = padding;
-      var reverse = x[1] < x[0], start = x[reverse - 0], stop = x[1 - reverse], step = Math.floor((stop - start) / (domain.length - padding + 2 * outerPadding)), error = stop - start - (domain.length - padding) * step;
-      range = steps(start + Math.round(error / 2), step);
-      if (reverse) range.reverse();
-      rangeBand = Math.round(step * (1 - padding));
-      ranger = {
-        t: "rangeRoundBands",
-        a: arguments
-      };
-      return scale;
-    };
-    scale.rangeBand = function() {
-      return rangeBand;
-    };
-    scale.rangeExtent = function() {
-      return d3_scaleExtent(ranger.a[0]);
-    };
-    scale.copy = function() {
-      return d3_scale_ordinal(domain, ranger);
-    };
-    return scale.domain(domain);
-  }
-  d3.scale.category10 = function() {
-    return d3.scale.ordinal().range(d3_category10);
-  };
-  d3.scale.category20 = function() {
-    return d3.scale.ordinal().range(d3_category20);
-  };
-  d3.scale.category20b = function() {
-    return d3.scale.ordinal().range(d3_category20b);
-  };
-  d3.scale.category20c = function() {
-    return d3.scale.ordinal().range(d3_category20c);
-  };
-  var d3_category10 = [ "#1f77b4", "#ff7f0e", "#2ca02c", "#d62728", "#9467bd", "#8c564b", "#e377c2", "#7f7f7f", "#bcbd22", "#17becf" ];
-  var d3_category20 = [ "#1f77b4", "#aec7e8", "#ff7f0e", "#ffbb78", "#2ca02c", "#98df8a", "#d62728", "#ff9896", "#9467bd", "#c5b0d5", "#8c564b", "#c49c94", "#e377c2", "#f7b6d2", "#7f7f7f", "#c7c7c7", "#bcbd22", "#dbdb8d", "#17becf", "#9edae5" ];
-  var d3_category20b = [ "#393b79", "#5254a3", "#6b6ecf", "#9c9ede", "#637939", "#8ca252", "#b5cf6b", "#cedb9c", "#8c6d31", "#bd9e39", "#e7ba52", "#e7cb94", "#843c39", "#ad494a", "#d6616b", "#e7969c", "#7b4173", "#a55194", "#ce6dbd", "#de9ed6" ];
-  var d3_category20c = [ "#3182bd", "#6baed6", "#9ecae1", "#c6dbef", "#e6550d", "#fd8d3c", "#fdae6b", "#fdd0a2", "#31a354", "#74c476", "#a1d99b", "#c7e9c0", "#756bb1", "#9e9ac8", "#bcbddc", "#dadaeb", "#636363", "#969696", "#bdbdbd", "#d9d9d9" ];
-  d3.scale.quantile = function() {
-    return d3_scale_quantile([], []);
-  };
-  function d3_scale_quantile(domain, range) {
-    var thresholds;
-    function rescale() {
-      var k = 0, q = range.length;
-      thresholds = [];
-      while (++k < q) thresholds[k - 1] = d3.quantile(domain, k / q);
-      return scale;
-    }
-    function scale(x) {
-      if (isNaN(x = +x)) return NaN;
-      return range[d3.bisect(thresholds, x)];
-    }
-    scale.domain = function(x) {
-      if (!arguments.length) return domain;
-      domain = x.filter(function(d) {
-        return !isNaN(d);
-      }).sort(d3.ascending);
-      return rescale();
-    };
-    scale.range = function(x) {
-      if (!arguments.length) return range;
-      range = x;
-      return rescale();
-    };
-    scale.quantiles = function() {
-      return thresholds;
-    };
-    scale.copy = function() {
-      return d3_scale_quantile(domain, range);
-    };
-    return rescale();
-  }
-  d3.scale.quantize = function() {
-    return d3_scale_quantize(0, 1, [ 0, 1 ]);
-  };
-  function d3_scale_quantize(x0, x1, range) {
-    var kx, i;
-    function scale(x) {
-      return range[Math.max(0, Math.min(i, Math.floor(kx * (x - x0))))];
-    }
-    function rescale() {
-      kx = range.length / (x1 - x0);
-      i = range.length - 1;
-      return scale;
-    }
-    scale.domain = function(x) {
-      if (!arguments.length) return [ x0, x1 ];
-      x0 = +x[0];
-      x1 = +x[x.length - 1];
-      return rescale();
-    };
-    scale.range = function(x) {
-      if (!arguments.length) return range;
-      range = x;
-      return rescale();
-    };
-    scale.copy = function() {
-      return d3_scale_quantize(x0, x1, range);
-    };
-    return rescale();
-  }
-  d3.scale.threshold = function() {
-    return d3_scale_threshold([ .5 ], [ 0, 1 ]);
-  };
-  function d3_scale_threshold(domain, range) {
-    function scale(x) {
-      return range[d3.bisect(domain, x)];
-    }
-    scale.domain = function(_) {
-      if (!arguments.length) return domain;
-      domain = _;
-      return scale;
-    };
-    scale.range = function(_) {
-      if (!arguments.length) return range;
-      range = _;
-      return scale;
-    };
-    scale.copy = function() {
-      return d3_scale_threshold(domain, range);
-    };
-    return scale;
-  }
-  d3.scale.identity = function() {
-    return d3_scale_identity([ 0, 1 ]);
-  };
-  function d3_scale_identity(domain) {
-    function identity(x) {
-      return +x;
-    }
-    identity.invert = identity;
-    identity.domain = identity.range = function(x) {
-      if (!arguments.length) return domain;
-      domain = x.map(identity);
-      return identity;
-    };
-    identity.ticks = function(m) {
-      return d3_scale_linearTicks(domain, m);
-    };
-    identity.tickFormat = function(m, format) {
-      return d3_scale_linearTickFormat(domain, m, format);
-    };
-    identity.copy = function() {
-      return d3_scale_identity(domain);
-    };
-    return identity;
-  }
-  d3.svg.arc = function() {
-    var innerRadius = d3_svg_arcInnerRadius, outerRadius = d3_svg_arcOuterRadius, startAngle = d3_svg_arcStartAngle, endAngle = d3_svg_arcEndAngle;
-    function arc() {
-      var r0 = innerRadius.apply(this, arguments), r1 = outerRadius.apply(this, arguments), a0 = startAngle.apply(this, arguments) + d3_svg_arcOffset, a1 = endAngle.apply(this, arguments) + d3_svg_arcOffset, da = (a1 < a0 && (da = a0, 
-      a0 = a1, a1 = da), a1 - a0), df = da < π ? "0" : "1", c0 = Math.cos(a0), s0 = Math.sin(a0), c1 = Math.cos(a1), s1 = Math.sin(a1);
-      return da >= d3_svg_arcMax ? r0 ? "M0," + r1 + "A" + r1 + "," + r1 + " 0 1,1 0," + -r1 + "A" + r1 + "," + r1 + " 0 1,1 0," + r1 + "M0," + r0 + "A" + r0 + "," + r0 + " 0 1,0 0," + -r0 + "A" + r0 + "," + r0 + " 0 1,0 0," + r0 + "Z" : "M0," + r1 + "A" + r1 + "," + r1 + " 0 1,1 0," + -r1 + "A" + r1 + "," + r1 + " 0 1,1 0," + r1 + "Z" : r0 ? "M" + r1 * c0 + "," + r1 * s0 + "A" + r1 + "," + r1 + " 0 " + df + ",1 " + r1 * c1 + "," + r1 * s1 + "L" + r0 * c1 + "," + r0 * s1 + "A" + r0 + "," + r0 + " 0 " + df + ",0 " + r0 * c0 + "," + r0 * s0 + "Z" : "M" + r1 * c0 + "," + r1 * s0 + "A" + r1 + "," + r1 + " 0 " + df + ",1 " + r1 * c1 + "," + r1 * s1 + "L0,0" + "Z";
-    }
-    arc.innerRadius = function(v) {
-      if (!arguments.length) return innerRadius;
-      innerRadius = d3_functor(v);
-      return arc;
-    };
-    arc.outerRadius = function(v) {
-      if (!arguments.length) return outerRadius;
-      outerRadius = d3_functor(v);
-      return arc;
-    };
-    arc.startAngle = function(v) {
-      if (!arguments.length) return startAngle;
-      startAngle = d3_functor(v);
-      return arc;
-    };
-    arc.endAngle = function(v) {
-      if (!arguments.length) return endAngle;
-      endAngle = d3_functor(v);
-      return arc;
-    };
-    arc.centroid = function() {
-      var r = (innerRadius.apply(this, arguments) + outerRadius.apply(this, arguments)) / 2, a = (startAngle.apply(this, arguments) + endAngle.apply(this, arguments)) / 2 + d3_svg_arcOffset;
-      return [ Math.cos(a) * r, Math.sin(a) * r ];
-    };
-    return arc;
-  };
-  var d3_svg_arcOffset = -π / 2, d3_svg_arcMax = 2 * π - 1e-6;
-  function d3_svg_arcInnerRadius(d) {
-    return d.innerRadius;
-  }
-  function d3_svg_arcOuterRadius(d) {
-    return d.outerRadius;
-  }
-  function d3_svg_arcStartAngle(d) {
-    return d.startAngle;
-  }
-  function d3_svg_arcEndAngle(d) {
-    return d.endAngle;
-  }
-  d3.svg.line.radial = function() {
-    var line = d3_svg_line(d3_svg_lineRadial);
-    line.radius = line.x, delete line.x;
-    line.angle = line.y, delete line.y;
-    return line;
-  };
-  function d3_svg_lineRadial(points) {
-    var point, i = -1, n = points.length, r, a;
-    while (++i < n) {
-      point = points[i];
-      r = point[0];
-      a = point[1] + d3_svg_arcOffset;
-      point[0] = r * Math.cos(a);
-      point[1] = r * Math.sin(a);
-    }
-    return points;
-  }
-  function d3_svg_area(projection) {
-    var x0 = d3_svg_lineX, x1 = d3_svg_lineX, y0 = 0, y1 = d3_svg_lineY, defined = d3_true, interpolate = d3_svg_lineLinear, interpolateKey = interpolate.key, interpolateReverse = interpolate, L = "L", tension = .7;
-    function area(data) {
-      var segments = [], points0 = [], points1 = [], i = -1, n = data.length, d, fx0 = d3_functor(x0), fy0 = d3_functor(y0), fx1 = x0 === x1 ? function() {
-        return x;
-      } : d3_functor(x1), fy1 = y0 === y1 ? function() {
-        return y;
-      } : d3_functor(y1), x, y;
-      function segment() {
-        segments.push("M", interpolate(projection(points1), tension), L, interpolateReverse(projection(points0.reverse()), tension), "Z");
-      }
-      while (++i < n) {
-        if (defined.call(this, d = data[i], i)) {
-          points0.push([ x = +fx0.call(this, d, i), y = +fy0.call(this, d, i) ]);
-          points1.push([ +fx1.call(this, d, i), +fy1.call(this, d, i) ]);
-        } else if (points0.length) {
-          segment();
-          points0 = [];
-          points1 = [];
-        }
-      }
-      if (points0.length) segment();
-      return segments.length ? segments.join("") : null;
-    }
-    area.x = function(_) {
-      if (!arguments.length) return x1;
-      x0 = x1 = _;
-      return area;
-    };
-    area.x0 = function(_) {
-      if (!arguments.length) return x0;
-      x0 = _;
-      return area;
-    };
-    area.x1 = function(_) {
-      if (!arguments.length) return x1;
-      x1 = _;
-      return area;
-    };
-    area.y = function(_) {
-      if (!arguments.length) return y1;
-      y0 = y1 = _;
-      return area;
-    };
-    area.y0 = function(_) {
-      if (!arguments.length) return y0;
-      y0 = _;
-      return area;
-    };
-    area.y1 = function(_) {
-      if (!arguments.length) return y1;
-      y1 = _;
-      return area;
-    };
-    area.defined = function(_) {
-      if (!arguments.length) return defined;
-      defined = _;
-      return area;
-    };
-    area.interpolate = function(_) {
-      if (!arguments.length) return interpolateKey;
-      if (typeof _ === "function") interpolateKey = interpolate = _; else interpolateKey = (interpolate = d3_svg_lineInterpolators.get(_) || d3_svg_lineLinear).key;
-      interpolateReverse = interpolate.reverse || interpolate;
-      L = interpolate.closed ? "M" : "L";
-      return area;
-    };
-    area.tension = function(_) {
-      if (!arguments.length) return tension;
-      tension = _;
-      return area;
-    };
-    return area;
-  }
-  d3_svg_lineStepBefore.reverse = d3_svg_lineStepAfter;
-  d3_svg_lineStepAfter.reverse = d3_svg_lineStepBefore;
-  d3.svg.area = function() {
-    return d3_svg_area(d3_identity);
-  };
-  d3.svg.area.radial = function() {
-    var area = d3_svg_area(d3_svg_lineRadial);
-    area.radius = area.x, delete area.x;
-    area.innerRadius = area.x0, delete area.x0;
-    area.outerRadius = area.x1, delete area.x1;
-    area.angle = area.y, delete area.y;
-    area.startAngle = area.y0, delete area.y0;
-    area.endAngle = area.y1, delete area.y1;
-    return area;
-  };
-  d3.svg.chord = function() {
-    var source = d3_source, target = d3_target, radius = d3_svg_chordRadius, startAngle = d3_svg_arcStartAngle, endAngle = d3_svg_arcEndAngle;
-    function chord(d, i) {
-      var s = subgroup(this, source, d, i), t = subgroup(this, target, d, i);
-      return "M" + s.p0 + arc(s.r, s.p1, s.a1 - s.a0) + (equals(s, t) ? curve(s.r, s.p1, s.r, s.p0) : curve(s.r, s.p1, t.r, t.p0) + arc(t.r, t.p1, t.a1 - t.a0) + curve(t.r, t.p1, s.r, s.p0)) + "Z";
-    }
-    function subgroup(self, f, d, i) {
-      var subgroup = f.call(self, d, i), r = radius.call(self, subgroup, i), a0 = startAngle.call(self, subgroup, i) + d3_svg_arcOffset, a1 = endAngle.call(self, subgroup, i) + d3_svg_arcOffset;
-      return {
-        r: r,
-        a0: a0,
-        a1: a1,
-        p0: [ r * Math.cos(a0), r * Math.sin(a0) ],
-        p1: [ r * Math.cos(a1), r * Math.sin(a1) ]
-      };
-    }
-    function equals(a, b) {
-      return a.a0 == b.a0 && a.a1 == b.a1;
-    }
-    function arc(r, p, a) {
-      return "A" + r + "," + r + " 0 " + +(a > π) + ",1 " + p;
-    }
-    function curve(r0, p0, r1, p1) {
-      return "Q 0,0 " + p1;
-    }
-    chord.radius = function(v) {
-      if (!arguments.length) return radius;
-      radius = d3_functor(v);
-      return chord;
-    };
-    chord.source = function(v) {
-      if (!arguments.length) return source;
-      source = d3_functor(v);
-      return chord;
-    };
-    chord.target = function(v) {
-      if (!arguments.length) return target;
-      target = d3_functor(v);
-      return chord;
-    };
-    chord.startAngle = function(v) {
-      if (!arguments.length) return startAngle;
-      startAngle = d3_functor(v);
-      return chord;
-    };
-    chord.endAngle = function(v) {
-      if (!arguments.length) return endAngle;
-      endAngle = d3_functor(v);
-      return chord;
-    };
-    return chord;
-  };
-  function d3_svg_chordRadius(d) {
-    return d.radius;
-  }
-  d3.svg.diagonal = function() {
-    var source = d3_source, target = d3_target, projection = d3_svg_diagonalProjection;
-    function diagonal(d, i) {
-      var p0 = source.call(this, d, i), p3 = target.call(this, d, i), m = (p0.y + p3.y) / 2, p = [ p0, {
-        x: p0.x,
-        y: m
-      }, {
-        x: p3.x,
-        y: m
-      }, p3 ];
-      p = p.map(projection);
-      return "M" + p[0] + "C" + p[1] + " " + p[2] + " " + p[3];
-    }
-    diagonal.source = function(x) {
-      if (!arguments.length) return source;
-      source = d3_functor(x);
-      return diagonal;
-    };
-    diagonal.target = function(x) {
-      if (!arguments.length) return target;
-      target = d3_functor(x);
-      return diagonal;
-    };
-    diagonal.projection = function(x) {
-      if (!arguments.length) return projection;
-      projection = x;
-      return diagonal;
-    };
-    return diagonal;
-  };
-  function d3_svg_diagonalProjection(d) {
-    return [ d.x, d.y ];
-  }
-  d3.svg.diagonal.radial = function() {
-    var diagonal = d3.svg.diagonal(), projection = d3_svg_diagonalProjection, projection_ = diagonal.projection;
-    diagonal.projection = function(x) {
-      return arguments.length ? projection_(d3_svg_diagonalRadialProjection(projection = x)) : projection;
-    };
-    return diagonal;
-  };
-  function d3_svg_diagonalRadialProjection(projection) {
-    return function() {
-      var d = projection.apply(this, arguments), r = d[0], a = d[1] + d3_svg_arcOffset;
-      return [ r * Math.cos(a), r * Math.sin(a) ];
-    };
-  }
-  d3.svg.symbol = function() {
-    var type = d3_svg_symbolType, size = d3_svg_symbolSize;
-    function symbol(d, i) {
-      return (d3_svg_symbols.get(type.call(this, d, i)) || d3_svg_symbolCircle)(size.call(this, d, i));
-    }
-    symbol.type = function(x) {
-      if (!arguments.length) return type;
-      type = d3_functor(x);
-      return symbol;
-    };
-    symbol.size = function(x) {
-      if (!arguments.length) return size;
-      size = d3_functor(x);
-      return symbol;
-    };
-    return symbol;
-  };
-  function d3_svg_symbolSize() {
-    return 64;
-  }
-  function d3_svg_symbolType() {
-    return "circle";
-  }
-  function d3_svg_symbolCircle(size) {
-    var r = Math.sqrt(size / π);
-    return "M0," + r + "A" + r + "," + r + " 0 1,1 0," + -r + "A" + r + "," + r + " 0 1,1 0," + r + "Z";
-  }
-  var d3_svg_symbols = d3.map({
-    circle: d3_svg_symbolCircle,
-    cross: function(size) {
-      var r = Math.sqrt(size / 5) / 2;
-      return "M" + -3 * r + "," + -r + "H" + -r + "V" + -3 * r + "H" + r + "V" + -r + "H" + 3 * r + "V" + r + "H" + r + "V" + 3 * r + "H" + -r + "V" + r + "H" + -3 * r + "Z";
-    },
-    diamond: function(size) {
-      var ry = Math.sqrt(size / (2 * d3_svg_symbolTan30)), rx = ry * d3_svg_symbolTan30;
-      return "M0," + -ry + "L" + rx + ",0" + " 0," + ry + " " + -rx + ",0" + "Z";
-    },
-    square: function(size) {
-      var r = Math.sqrt(size) / 2;
-      return "M" + -r + "," + -r + "L" + r + "," + -r + " " + r + "," + r + " " + -r + "," + r + "Z";
-    },
-    "triangle-down": function(size) {
-      var rx = Math.sqrt(size / d3_svg_symbolSqrt3), ry = rx * d3_svg_symbolSqrt3 / 2;
-      return "M0," + ry + "L" + rx + "," + -ry + " " + -rx + "," + -ry + "Z";
-    },
-    "triangle-up": function(size) {
-      var rx = Math.sqrt(size / d3_svg_symbolSqrt3), ry = rx * d3_svg_symbolSqrt3 / 2;
-      return "M0," + -ry + "L" + rx + "," + ry + " " + -rx + "," + ry + "Z";
-    }
-  });
-  d3.svg.symbolTypes = d3_svg_symbols.keys();
-  var d3_svg_symbolSqrt3 = Math.sqrt(3), d3_svg_symbolTan30 = Math.tan(30 * d3_radians);
-  function d3_transition(groups, id) {
-    d3_arraySubclass(groups, d3_transitionPrototype);
-    groups.id = id;
-    return groups;
-  }
-  var d3_transitionPrototype = [], d3_transitionId = 0, d3_transitionInheritId, d3_transitionInherit = {
-    ease: d3_ease_cubicInOut,
-    delay: 0,
-    duration: 250
-  };
-  d3_transitionPrototype.call = d3_selectionPrototype.call;
-  d3_transitionPrototype.empty = d3_selectionPrototype.empty;
-  d3_transitionPrototype.node = d3_selectionPrototype.node;
-  d3.transition = function(selection) {
-    return arguments.length ? d3_transitionInheritId ? selection.transition() : selection : d3_selectionRoot.transition();
-  };
-  d3.transition.prototype = d3_transitionPrototype;
-  d3_transitionPrototype.select = function(selector) {
-    var id = this.id, subgroups = [], subgroup, subnode, node;
-    if (typeof selector !== "function") selector = d3_selection_selector(selector);
-    for (var j = -1, m = this.length; ++j < m; ) {
-      subgroups.push(subgroup = []);
-      for (var group = this[j], i = -1, n = group.length; ++i < n; ) {
-        if ((node = group[i]) && (subnode = selector.call(node, node.__data__, i))) {
-          if ("__data__" in node) subnode.__data__ = node.__data__;
-          d3_transitionNode(subnode, i, id, node.__transition__[id]);
-          subgroup.push(subnode);
-        } else {
-          subgroup.push(null);
-        }
-      }
-    }
-    return d3_transition(subgroups, id);
-  };
-  d3_transitionPrototype.selectAll = function(selector) {
-    var id = this.id, subgroups = [], subgroup, subnodes, node, subnode, transition;
-    if (typeof selector !== "function") selector = d3_selection_selectorAll(selector);
-    for (var j = -1, m = this.length; ++j < m; ) {
-      for (var group = this[j], i = -1, n = group.length; ++i < n; ) {
-        if (node = group[i]) {
-          transition = node.__transition__[id];
-          subnodes = selector.call(node, node.__data__, i);
-          subgroups.push(subgroup = []);
-          for (var k = -1, o = subnodes.length; ++k < o; ) {
-            d3_transitionNode(subnode = subnodes[k], k, id, transition);
-            subgroup.push(subnode);
-          }
-        }
-      }
-    }
-    return d3_transition(subgroups, id);
-  };
-  d3_transitionPrototype.filter = function(filter) {
-    var subgroups = [], subgroup, group, node;
-    if (typeof filter !== "function") filter = d3_selection_filter(filter);
-    for (var j = 0, m = this.length; j < m; j++) {
-      subgroups.push(subgroup = []);
-      for (var group = this[j], i = 0, n = group.length; i < n; i++) {
-        if ((node = group[i]) && filter.call(node, node.__data__, i)) {
-          subgroup.push(node);
-        }
-      }
-    }
-    return d3_transition(subgroups, this.id, this.time).ease(this.ease());
-  };
-  d3_transitionPrototype.tween = function(name, tween) {
-    var id = this.id;
-    if (arguments.length < 2) return this.node().__transition__[id].tween.get(name);
-    return d3_selection_each(this, tween == null ? function(node) {
-      node.__transition__[id].tween.remove(name);
-    } : function(node) {
-      node.__transition__[id].tween.set(name, tween);
-    });
-  };
-  function d3_transition_tween(groups, name, value, tween) {
-    var id = groups.id;
-    return d3_selection_each(groups, typeof value === "function" ? function(node, i, j) {
-      node.__transition__[id].tween.set(name, tween(value.call(node, node.__data__, i, j)));
-    } : (value = tween(value), function(node) {
-      node.__transition__[id].tween.set(name, value);
-    }));
-  }
-  d3_transitionPrototype.attr = function(nameNS, value) {
-    if (arguments.length < 2) {
-      for (value in nameNS) this.attr(value, nameNS[value]);
-      return this;
-    }
-    var interpolate = d3_interpolateByName(nameNS), name = d3.ns.qualify(nameNS);
-    function attrNull() {
-      this.removeAttribute(name);
-    }
-    function attrNullNS() {
-      this.removeAttributeNS(name.space, name.local);
-    }
-    return d3_transition_tween(this, "attr." + nameNS, value, function(b) {
-      function attrString() {
-        var a = this.getAttribute(name), i;
-        return a !== b && (i = interpolate(a, b), function(t) {
-          this.setAttribute(name, i(t));
-        });
-      }
-      function attrStringNS() {
-        var a = this.getAttributeNS(name.space, name.local), i;
-        return a !== b && (i = interpolate(a, b), function(t) {
-          this.setAttributeNS(name.space, name.local, i(t));
-        });
-      }
-      return b == null ? name.local ? attrNullNS : attrNull : (b += "", name.local ? attrStringNS : attrString);
-    });
-  };
-  d3_transitionPrototype.attrTween = function(nameNS, tween) {
-    var name = d3.ns.qualify(nameNS);
-    function attrTween(d, i) {
-      var f = tween.call(this, d, i, this.getAttribute(name));
-      return f && function(t) {
-        this.setAttribute(name, f(t));
-      };
-    }
-    function attrTweenNS(d, i) {
-      var f = tween.call(this, d, i, this.getAttributeNS(name.space, name.local));
-      return f && function(t) {
-        this.setAttributeNS(name.space, name.local, f(t));
-      };
-    }
-    return this.tween("attr." + nameNS, name.local ? attrTweenNS : attrTween);
-  };
-  d3_transitionPrototype.style = function(name, value, priority) {
-    var n = arguments.length;
-    if (n < 3) {
-      if (typeof name !== "string") {
-        if (n < 2) value = "";
-        for (priority in name) this.style(priority, name[priority], value);
-        return this;
-      }
-      priority = "";
-    }
-    var interpolate = d3_interpolateByName(name);
-    function styleNull() {
-      this.style.removeProperty(name);
-    }
-    return d3_transition_tween(this, "style." + name, value, function(b) {
-      function styleString() {
-        var a = d3_window.getComputedStyle(this, null).getPropertyValue(name), i;
-        return a !== b && (i = interpolate(a, b), function(t) {
-          this.style.setProperty(name, i(t), priority);
-        });
-      }
-      return b == null ? styleNull : (b += "", styleString);
-    });
-  };
-  d3_transitionPrototype.styleTween = function(name, tween, priority) {
-    if (arguments.length < 3) priority = "";
-    return this.tween("style." + name, function(d, i) {
-      var f = tween.call(this, d, i, d3_window.getComputedStyle(this, null).getPropertyValue(name));
-      return f && function(t) {
-        this.style.setProperty(name, f(t), priority);
-      };
-    });
-  };
-  d3_transitionPrototype.text = function(value) {
-    return d3_transition_tween(this, "text", value, d3_transition_text);
-  };
-  function d3_transition_text(b) {
-    if (b == null) b = "";
-    return function() {
-      this.textContent = b;
-    };
-  }
-  d3_transitionPrototype.remove = function() {
-    return this.each("end.transition", function() {
-      var p;
-      if (!this.__transition__ && (p = this.parentNode)) p.removeChild(this);
-    });
-  };
-  d3_transitionPrototype.ease = function(value) {
-    var id = this.id;
-    if (arguments.length < 1) return this.node().__transition__[id].ease;
-    if (typeof value !== "function") value = d3.ease.apply(d3, arguments);
-    return d3_selection_each(this, function(node) {
-      node.__transition__[id].ease = value;
-    });
-  };
-  d3_transitionPrototype.delay = function(value) {
-    var id = this.id;
-    return d3_selection_each(this, typeof value === "function" ? function(node, i, j) {
-      node.__transition__[id].delay = value.call(node, node.__data__, i, j) | 0;
-    } : (value |= 0, function(node) {
-      node.__transition__[id].delay = value;
-    }));
-  };
-  d3_transitionPrototype.duration = function(value) {
-    var id = this.id;
-    return d3_selection_each(this, typeof value === "function" ? function(node, i, j) {
-      node.__transition__[id].duration = Math.max(1, value.call(node, node.__data__, i, j) | 0);
-    } : (value = Math.max(1, value | 0), function(node) {
-      node.__transition__[id].duration = value;
-    }));
-  };
-  d3_transitionPrototype.each = function(type, listener) {
-    var id = this.id;
-    if (arguments.length < 2) {
-      var inherit = d3_transitionInherit, inheritId = d3_transitionInheritId;
-      d3_transitionInheritId = id;
-      d3_selection_each(this, function(node, i, j) {
-        d3_transitionInherit = node.__transition__[id];
-        type.call(node, node.__data__, i, j);
-      });
-      d3_transitionInherit = inherit;
-      d3_transitionInheritId = inheritId;
-    } else {
-      d3_selection_each(this, function(node) {
-        node.__transition__[id].event.on(type, listener);
-      });
-    }
-    return this;
-  };
-  d3_transitionPrototype.transition = function() {
-    var id0 = this.id, id1 = ++d3_transitionId, subgroups = [], subgroup, group, node, transition;
-    for (var j = 0, m = this.length; j < m; j++) {
-      subgroups.push(subgroup = []);
-      for (var group = this[j], i = 0, n = group.length; i < n; i++) {
-        if (node = group[i]) {
-          transition = Object.create(node.__transition__[id0]);
-          transition.delay += transition.duration;
-          d3_transitionNode(node, i, id1, transition);
-        }
-        subgroup.push(node);
-      }
-    }
-    return d3_transition(subgroups, id1);
-  };
-  function d3_transitionNode(node, i, id, inherit) {
-    var lock = node.__transition__ || (node.__transition__ = {
-      active: 0,
-      count: 0
-    }), transition = lock[id];
-    if (!transition) {
-      var time = inherit.time;
-      transition = lock[id] = {
-        tween: new d3_Map(),
-        event: d3.dispatch("start", "end"),
-        time: time,
-        ease: inherit.ease,
-        delay: inherit.delay,
-        duration: inherit.duration
-      };
-      ++lock.count;
-      d3.timer(function(elapsed) {
-        var d = node.__data__, ease = transition.ease, event = transition.event, delay = transition.delay, duration = transition.duration, tweened = [];
-        return delay <= elapsed ? start(elapsed) : d3.timer(start, delay, time), 1;
-        function start(elapsed) {
-          if (lock.active > id) return stop();
-          lock.active = id;
-          event.start.call(node, d, i);
-          transition.tween.forEach(function(key, value) {
-            if (value = value.call(node, d, i)) {
-              tweened.push(value);
-            }
-          });
-          if (!tick(elapsed)) d3.timer(tick, 0, time);
-          return 1;
-        }
-        function tick(elapsed) {
-          if (lock.active !== id) return stop();
-          var t = (elapsed - delay) / duration, e = ease(t), n = tweened.length;
-          while (n > 0) {
-            tweened[--n].call(node, e);
-          }
-          if (t >= 1) {
-            stop();
-            event.end.call(node, d, i);
-            return 1;
-          }
-        }
-        function stop() {
-          if (--lock.count) delete lock[id]; else delete node.__transition__;
-          return 1;
-        }
-      }, 0, time);
-      return transition;
-    }
-  }
-  d3.svg.axis = function() {
-    var scale = d3.scale.linear(), orient = d3_svg_axisDefaultOrient, tickMajorSize = 6, tickMinorSize = 6, tickEndSize = 6, tickPadding = 3, tickArguments_ = [ 10 ], tickValues = null, tickFormat_, tickSubdivide = 0;
-    function axis(g) {
-      g.each(function() {
-        var g = d3.select(this);
-        var ticks = tickValues == null ? scale.ticks ? scale.ticks.apply(scale, tickArguments_) : scale.domain() : tickValues, tickFormat = tickFormat_ == null ? scale.tickFormat ? scale.tickFormat.apply(scale, tickArguments_) : String : tickFormat_;
-        var subticks = d3_svg_axisSubdivide(scale, ticks, tickSubdivide), subtick = g.selectAll(".tick.minor").data(subticks, String), subtickEnter = subtick.enter().insert("line", ".tick").attr("class", "tick minor").style("opacity", 1e-6), subtickExit = d3.transition(subtick.exit()).style("opacity", 1e-6).remove(), subtickUpdate = d3.transition(subtick).style("opacity", 1);
-        var tick = g.selectAll(".tick.major").data(ticks, String), tickEnter = tick.enter().insert("g", "path").attr("class", "tick major").style("opacity", 1e-6), tickExit = d3.transition(tick.exit()).style("opacity", 1e-6).remove(), tickUpdate = d3.transition(tick).style("opacity", 1), tickTransform;
-        var range = d3_scaleRange(scale), path = g.selectAll(".domain").data([ 0 ]), pathUpdate = (path.enter().append("path").attr("class", "domain"), 
-        d3.transition(path));
-        var scale1 = scale.copy(), scale0 = this.__chart__ || scale1;
-        this.__chart__ = scale1;
-        tickEnter.append("line");
-        tickEnter.append("text");
-        var lineEnter = tickEnter.select("line"), lineUpdate = tickUpdate.select("line"), text = tick.select("text").text(tickFormat), textEnter = tickEnter.select("text"), textUpdate = tickUpdate.select("text");
-        switch (orient) {
-         case "bottom":
-          {
-            tickTransform = d3_svg_axisX;
-            subtickEnter.attr("y2", tickMinorSize);
-            subtickUpdate.attr("x2", 0).attr("y2", tickMinorSize);
-            lineEnter.attr("y2", tickMajorSize);
-            textEnter.attr("y", Math.max(tickMajorSize, 0) + tickPadding);
-            lineUpdate.attr("x2", 0).attr("y2", tickMajorSize);
-            textUpdate.attr("x", 0).attr("y", Math.max(tickMajorSize, 0) + tickPadding);
-            text.attr("dy", ".71em").style("text-anchor", "middle");
-            pathUpdate.attr("d", "M" + range[0] + "," + tickEndSize + "V0H" + range[1] + "V" + tickEndSize);
-            break;
-          }
-
-         case "top":
-          {
-            tickTransform = d3_svg_axisX;
-            subtickEnter.attr("y2", -tickMinorSize);
-            subtickUpdate.attr("x2", 0).attr("y2", -tickMinorSize);
-            lineEnter.attr("y2", -tickMajorSize);
-            textEnter.attr("y", -(Math.max(tickMajorSize, 0) + tickPadding));
-            lineUpdate.attr("x2", 0).attr("y2", -tickMajorSize);
-            textUpdate.attr("x", 0).attr("y", -(Math.max(tickMajorSize, 0) + tickPadding));
-            text.attr("dy", "0em").style("text-anchor", "middle");
-            pathUpdate.attr("d", "M" + range[0] + "," + -tickEndSize + "V0H" + range[1] + "V" + -tickEndSize);
-            break;
-          }
-
-         case "left":
-          {
-            tickTransform = d3_svg_axisY;
-            subtickEnter.attr("x2", -tickMinorSize);
-            subtickUpdate.attr("x2", -tickMinorSize).attr("y2", 0);
-            lineEnter.attr("x2", -tickMajorSize);
-            textEnter.attr("x", -(Math.max(tickMajorSize, 0) + tickPadding));
-            lineUpdate.attr("x2", -tickMajorSize).attr("y2", 0);
-            textUpdate.attr("x", -(Math.max(tickMajorSize, 0) + tickPadding)).attr("y", 0);
-            text.attr("dy", ".32em").style("text-anchor", "end");
-            pathUpdate.attr("d", "M" + -tickEndSize + "," + range[0] + "H0V" + range[1] + "H" + -tickEndSize);
-            break;
-          }
-
-         case "right":
-          {
-            tickTransform = d3_svg_axisY;
-            subtickEnter.attr("x2", tickMinorSize);
-            subtickUpdate.attr("x2", tickMinorSize).attr("y2", 0);
-            lineEnter.attr("x2", tickMajorSize);
-            textEnter.attr("x", Math.max(tickMajorSize, 0) + tickPadding);
-            lineUpdate.attr("x2", tickMajorSize).attr("y2", 0);
-            textUpdate.attr("x", Math.max(tickMajorSize, 0) + tickPadding).attr("y", 0);
-            text.attr("dy", ".32em").style("text-anchor", "start");
-            pathUpdate.attr("d", "M" + tickEndSize + "," + range[0] + "H0V" + range[1] + "H" + tickEndSize);
-            break;
-          }
-        }
-        if (scale.ticks) {
-          tickEnter.call(tickTransform, scale0);
-          tickUpdate.call(tickTransform, scale1);
-          tickExit.call(tickTransform, scale1);
-          subtickEnter.call(tickTransform, scale0);
-          subtickUpdate.call(tickTransform, scale1);
-          subtickExit.call(tickTransform, scale1);
-        } else {
-          var dx = scale1.rangeBand() / 2, x = function(d) {
-            return scale1(d) + dx;
-          };
-          tickEnter.call(tickTransform, x);
-          tickUpdate.call(tickTransform, x);
-        }
-      });
-    }
-    axis.scale = function(x) {
-      if (!arguments.length) return scale;
-      scale = x;
-      return axis;
-    };
-    axis.orient = function(x) {
-      if (!arguments.length) return orient;
-      orient = x in d3_svg_axisOrients ? x + "" : d3_svg_axisDefaultOrient;
-      return axis;
-    };
-    axis.ticks = function() {
-      if (!arguments.length) return tickArguments_;
-      tickArguments_ = arguments;
-      return axis;
-    };
-    axis.tickValues = function(x) {
-      if (!arguments.length) return tickValues;
-      tickValues = x;
-      return axis;
-    };
-    axis.tickFormat = function(x) {
-      if (!arguments.length) return tickFormat_;
-      tickFormat_ = x;
-      return axis;
-    };
-    axis.tickSize = function(x, y) {
-      if (!arguments.length) return tickMajorSize;
-      var n = arguments.length - 1;
-      tickMajorSize = +x;
-      tickMinorSize = n > 1 ? +y : tickMajorSize;
-      tickEndSize = n > 0 ? +arguments[n] : tickMajorSize;
-      return axis;
-    };
-    axis.tickPadding = function(x) {
-      if (!arguments.length) return tickPadding;
-      tickPadding = +x;
-      return axis;
-    };
-    axis.tickSubdivide = function(x) {
-      if (!arguments.length) return tickSubdivide;
-      tickSubdivide = +x;
-      return axis;
-    };
-    return axis;
-  };
-  var d3_svg_axisDefaultOrient = "bottom", d3_svg_axisOrients = {
-    top: 1,
-    right: 1,
-    bottom: 1,
-    left: 1
-  };
-  function d3_svg_axisX(selection, x) {
-    selection.attr("transform", function(d) {
-      return "translate(" + x(d) + ",0)";
-    });
-  }
-  function d3_svg_axisY(selection, y) {
-    selection.attr("transform", function(d) {
-      return "translate(0," + y(d) + ")";
-    });
-  }
-  function d3_svg_axisSubdivide(scale, ticks, m) {
-    subticks = [];
-    if (m && ticks.length > 1) {
-      var extent = d3_scaleExtent(scale.domain()), subticks, i = -1, n = ticks.length, d = (ticks[1] - ticks[0]) / ++m, j, v;
-      while (++i < n) {
-        for (j = m; --j > 0; ) {
-          if ((v = +ticks[i] - j * d) >= extent[0]) {
-            subticks.push(v);
-          }
-        }
-      }
-      for (--i, j = 0; ++j < m && (v = +ticks[i] + j * d) < extent[1]; ) {
-        subticks.push(v);
-      }
-    }
-    return subticks;
-  }
-  d3.svg.brush = function() {
-    var event = d3_eventDispatch(brush, "brushstart", "brush", "brushend"), x = null, y = null, resizes = d3_svg_brushResizes[0], extent = [ [ 0, 0 ], [ 0, 0 ] ], extentDomain;
-    function brush(g) {
-      g.each(function() {
-        var g = d3.select(this), bg = g.selectAll(".background").data([ 0 ]), fg = g.selectAll(".extent").data([ 0 ]), tz = g.selectAll(".resize").data(resizes, String), e;
-        g.style("pointer-events", "all").on("mousedown.brush", brushstart).on("touchstart.brush", brushstart);
-        bg.enter().append("rect").attr("class", "background").style("visibility", "hidden").style("cursor", "crosshair");
-        fg.enter().append("rect").attr("class", "extent").style("cursor", "move");
-        tz.enter().append("g").attr("class", function(d) {
-          return "resize " + d;
-        }).style("cursor", function(d) {
-          return d3_svg_brushCursor[d];
-        }).append("rect").attr("x", function(d) {
-          return /[ew]$/.test(d) ? -3 : null;
-        }).attr("y", function(d) {
-          return /^[ns]/.test(d) ? -3 : null;
-        }).attr("width", 6).attr("height", 6).style("visibility", "hidden");
-        tz.style("display", brush.empty() ? "none" : null);
-        tz.exit().remove();
-        if (x) {
-          e = d3_scaleRange(x);
-          bg.attr("x", e[0]).attr("width", e[1] - e[0]);
-          redrawX(g);
-        }
-        if (y) {
-          e = d3_scaleRange(y);
-          bg.attr("y", e[0]).attr("height", e[1] - e[0]);
-          redrawY(g);
-        }
-        redraw(g);
-      });
-    }
-    function redraw(g) {
-      g.selectAll(".resize").attr("transform", function(d) {
-        return "translate(" + extent[+/e$/.test(d)][0] + "," + extent[+/^s/.test(d)][1] + ")";
-      });
-    }
-    function redrawX(g) {
-      g.select(".extent").attr("x", extent[0][0]);
-      g.selectAll(".extent,.n>rect,.s>rect").attr("width", extent[1][0] - extent[0][0]);
-    }
-    function redrawY(g) {
-      g.select(".extent").attr("y", extent[0][1]);
-      g.selectAll(".extent,.e>rect,.w>rect").attr("height", extent[1][1] - extent[0][1]);
-    }
-    function brushstart() {
-      var target = this, eventTarget = d3.select(d3.event.target), event_ = event.of(target, arguments), g = d3.select(target), resizing = eventTarget.datum(), resizingX = !/^(n|s)$/.test(resizing) && x, resizingY = !/^(e|w)$/.test(resizing) && y, dragging = eventTarget.classed("extent"), center, origin = mouse(), offset;
-      var w = d3.select(d3_window).on("mousemove.brush", brushmove).on("mouseup.brush", brushend).on("touchmove.brush", brushmove).on("touchend.brush", brushend).on("keydown.brush", keydown).on("keyup.brush", keyup);
-      if (dragging) {
-        origin[0] = extent[0][0] - origin[0];
-        origin[1] = extent[0][1] - origin[1];
-      } else if (resizing) {
-        var ex = +/w$/.test(resizing), ey = +/^n/.test(resizing);
-        offset = [ extent[1 - ex][0] - origin[0], extent[1 - ey][1] - origin[1] ];
-        origin[0] = extent[ex][0];
-        origin[1] = extent[ey][1];
-      } else if (d3.event.altKey) center = origin.slice();
-      g.style("pointer-events", "none").selectAll(".resize").style("display", null);
-      d3.select("body").style("cursor", eventTarget.style("cursor"));
-      event_({
-        type: "brushstart"
-      });
-      brushmove();
-      d3_eventCancel();
-      function mouse() {
-        var touches = d3.event.changedTouches;
-        return touches ? d3.touches(target, touches)[0] : d3.mouse(target);
-      }
-      function keydown() {
-        if (d3.event.keyCode == 32) {
-          if (!dragging) {
-            center = null;
-            origin[0] -= extent[1][0];
-            origin[1] -= extent[1][1];
-            dragging = 2;
-          }
-          d3_eventCancel();
-        }
-      }
-      function keyup() {
-        if (d3.event.keyCode == 32 && dragging == 2) {
-          origin[0] += extent[1][0];
-          origin[1] += extent[1][1];
-          dragging = 0;
-          d3_eventCancel();
-        }
-      }
-      function brushmove() {
-        var point = mouse(), moved = false;
-        if (offset) {
-          point[0] += offset[0];
-          point[1] += offset[1];
-        }
-        if (!dragging) {
-          if (d3.event.altKey) {
-            if (!center) center = [ (extent[0][0] + extent[1][0]) / 2, (extent[0][1] + extent[1][1]) / 2 ];
-            origin[0] = extent[+(point[0] < center[0])][0];
-            origin[1] = extent[+(point[1] < center[1])][1];
-          } else center = null;
-        }
-        if (resizingX && move1(point, x, 0)) {
-          redrawX(g);
-          moved = true;
-        }
-        if (resizingY && move1(point, y, 1)) {
-          redrawY(g);
-          moved = true;
-        }
-        if (moved) {
-          redraw(g);
-          event_({
-            type: "brush",
-            mode: dragging ? "move" : "resize"
-          });
-        }
-      }
-      function move1(point, scale, i) {
-        var range = d3_scaleRange(scale), r0 = range[0], r1 = range[1], position = origin[i], size = extent[1][i] - extent[0][i], min, max;
-        if (dragging) {
-          r0 -= position;
-          r1 -= size + position;
-        }
-        min = Math.max(r0, Math.min(r1, point[i]));
-        if (dragging) {
-          max = (min += position) + size;
-        } else {
-          if (center) position = Math.max(r0, Math.min(r1, 2 * center[i] - min));
-          if (position < min) {
-            max = min;
-            min = position;
-          } else {
-            max = position;
-          }
-        }
-        if (extent[0][i] !== min || extent[1][i] !== max) {
-          extentDomain = null;
-          extent[0][i] = min;
-          extent[1][i] = max;
-          return true;
-        }
-      }
-      function brushend() {
-        brushmove();
-        g.style("pointer-events", "all").selectAll(".resize").style("display", brush.empty() ? "none" : null);
-        d3.select("body").style("cursor", null);
-        w.on("mousemove.brush", null).on("mouseup.brush", null).on("touchmove.brush", null).on("touchend.brush", null).on("keydown.brush", null).on("keyup.brush", null);
-        event_({
-          type: "brushend"
-        });
-        d3_eventCancel();
-      }
-    }
-    brush.x = function(z) {
-      if (!arguments.length) return x;
-      x = z;
-      resizes = d3_svg_brushResizes[!x << 1 | !y];
-      return brush;
-    };
-    brush.y = function(z) {
-      if (!arguments.length) return y;
-      y = z;
-      resizes = d3_svg_brushResizes[!x << 1 | !y];
-      return brush;
-    };
-    brush.extent = function(z) {
-      var x0, x1, y0, y1, t;
-      if (!arguments.length) {
-        z = extentDomain || extent;
-        if (x) {
-          x0 = z[0][0], x1 = z[1][0];
-          if (!extentDomain) {
-            x0 = extent[0][0], x1 = extent[1][0];
-            if (x.invert) x0 = x.invert(x0), x1 = x.invert(x1);
-            if (x1 < x0) t = x0, x0 = x1, x1 = t;
-          }
-        }
-        if (y) {
-          y0 = z[0][1], y1 = z[1][1];
-          if (!extentDomain) {
-            y0 = extent[0][1], y1 = extent[1][1];
-            if (y.invert) y0 = y.invert(y0), y1 = y.invert(y1);
-            if (y1 < y0) t = y0, y0 = y1, y1 = t;
-          }
-        }
-        return x && y ? [ [ x0, y0 ], [ x1, y1 ] ] : x ? [ x0, x1 ] : y && [ y0, y1 ];
-      }
-      extentDomain = [ [ 0, 0 ], [ 0, 0 ] ];
-      if (x) {
-        x0 = z[0], x1 = z[1];
-        if (y) x0 = x0[0], x1 = x1[0];
-        extentDomain[0][0] = x0, extentDomain[1][0] = x1;
-        if (x.invert) x0 = x(x0), x1 = x(x1);
-        if (x1 < x0) t = x0, x0 = x1, x1 = t;
-        extent[0][0] = x0 | 0, extent[1][0] = x1 | 0;
-      }
-      if (y) {
-        y0 = z[0], y1 = z[1];
-        if (x) y0 = y0[1], y1 = y1[1];
-        extentDomain[0][1] = y0, extentDomain[1][1] = y1;
-        if (y.invert) y0 = y(y0), y1 = y(y1);
-        if (y1 < y0) t = y0, y0 = y1, y1 = t;
-        extent[0][1] = y0 | 0, extent[1][1] = y1 | 0;
-      }
-      return brush;
-    };
-    brush.clear = function() {
-      extentDomain = null;
-      extent[0][0] = extent[0][1] = extent[1][0] = extent[1][1] = 0;
-      return brush;
-    };
-    brush.empty = function() {
-      return x && extent[0][0] === extent[1][0] || y && extent[0][1] === extent[1][1];
-    };
-    return d3.rebind(brush, event, "on");
-  };
-  var d3_svg_brushCursor = {
-    n: "ns-resize",
-    e: "ew-resize",
-    s: "ns-resize",
-    w: "ew-resize",
-    nw: "nwse-resize",
-    ne: "nesw-resize",
-    se: "nwse-resize",
-    sw: "nesw-resize"
-  };
-  var d3_svg_brushResizes = [ [ "n", "e", "s", "w", "nw", "ne", "se", "sw" ], [ "e", "w" ], [ "n", "s" ], [] ];
-  d3.time = {};
-  var d3_time = Date, d3_time_daySymbols = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ];
-  function d3_time_utc() {
-    this._ = new Date(arguments.length > 1 ? Date.UTC.apply(this, arguments) : arguments[0]);
-  }
-  d3_time_utc.prototype = {
-    getDate: function() {
-      return this._.getUTCDate();
-    },
-    getDay: function() {
-      return this._.getUTCDay();
-    },
-    getFullYear: function() {
-      return this._.getUTCFullYear();
-    },
-    getHours: function() {
-      return this._.getUTCHours();
-    },
-    getMilliseconds: function() {
-      return this._.getUTCMilliseconds();
-    },
-    getMinutes: function() {
-      return this._.getUTCMinutes();
-    },
-    getMonth: function() {
-      return this._.getUTCMonth();
-    },
-    getSeconds: function() {
-      return this._.getUTCSeconds();
-    },
-    getTime: function() {
-      return this._.getTime();
-    },
-    getTimezoneOffset: function() {
-      return 0;
-    },
-    valueOf: function() {
-      return this._.valueOf();
-    },
-    setDate: function() {
-      d3_time_prototype.setUTCDate.apply(this._, arguments);
-    },
-    setDay: function() {
-      d3_time_prototype.setUTCDay.apply(this._, arguments);
-    },
-    setFullYear: function() {
-      d3_time_prototype.setUTCFullYear.apply(this._, arguments);
-    },
-    setHours: function() {
-      d3_time_prototype.setUTCHours.apply(this._, arguments);
-    },
-    setMilliseconds: function() {
-      d3_time_prototype.setUTCMilliseconds.apply(this._, arguments);
-    },
-    setMinutes: function() {
-      d3_time_prototype.setUTCMinutes.apply(this._, arguments);
-    },
-    setMonth: function() {
-      d3_time_prototype.setUTCMonth.apply(this._, arguments);
-    },
-    setSeconds: function() {
-      d3_time_prototype.setUTCSeconds.apply(this._, arguments);
-    },
-    setTime: function() {
-      d3_time_prototype.setTime.apply(this._, arguments);
-    }
-  };
-  var d3_time_prototype = Date.prototype;
-  var d3_time_formatDateTime = "%a %b %e %X %Y", d3_time_formatDate = "%m/%d/%Y", d3_time_formatTime = "%H:%M:%S";
-  var d3_time_days = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ], d3_time_dayAbbreviations = [ "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" ], d3_time_months = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ], d3_time_monthAbbreviations = [ "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" ];
-  function d3_time_interval(local, step, number) {
-    function round(date) {
-      var d0 = local(date), d1 = offset(d0, 1);
-      return date - d0 < d1 - date ? d0 : d1;
-    }
-    function ceil(date) {
-      step(date = local(new d3_time(date - 1)), 1);
-      return date;
-    }
-    function offset(date, k) {
-      step(date = new d3_time(+date), k);
-      return date;
-    }
-    function range(t0, t1, dt) {
-      var time = ceil(t0), times = [];
-      if (dt > 1) {
-        while (time < t1) {
-          if (!(number(time) % dt)) times.push(new Date(+time));
-          step(time, 1);
-        }
-      } else {
-        while (time < t1) times.push(new Date(+time)), step(time, 1);
-      }
-      return times;
-    }
-    function range_utc(t0, t1, dt) {
-      try {
-        d3_time = d3_time_utc;
-        var utc = new d3_time_utc();
-        utc._ = t0;
-        return range(utc, t1, dt);
-      } finally {
-        d3_time = Date;
-      }
-    }
-    local.floor = local;
-    local.round = round;
-    local.ceil = ceil;
-    local.offset = offset;
-    local.range = range;
-    var utc = local.utc = d3_time_interval_utc(local);
-    utc.floor = utc;
-    utc.round = d3_time_interval_utc(round);
-    utc.ceil = d3_time_interval_utc(ceil);
-    utc.offset = d3_time_interval_utc(offset);
-    utc.range = range_utc;
-    return local;
-  }
-  function d3_time_interval_utc(method) {
-    return function(date, k) {
-      try {
-        d3_time = d3_time_utc;
-        var utc = new d3_time_utc();
-        utc._ = date;
-        return method(utc, k)._;
-      } finally {
-        d3_time = Date;
-      }
-    };
-  }
-  d3.time.year = d3_time_interval(function(date) {
-    date = d3.time.day(date);
-    date.setMonth(0, 1);
-    return date;
-  }, function(date, offset) {
-    date.setFullYear(date.getFullYear() + offset);
-  }, function(date) {
-    return date.getFullYear();
-  });
-  d3.time.years = d3.time.year.range;
-  d3.time.years.utc = d3.time.year.utc.range;
-  d3.time.day = d3_time_interval(function(date) {
-    var day = new d3_time(1970, 0);
-    day.setFullYear(date.getFullYear(), date.getMonth(), date.getDate());
-    return day;
-  }, function(date, offset) {
-    date.setDate(date.getDate() + offset);
-  }, function(date) {
-    return date.getDate() - 1;
-  });
-  d3.time.days = d3.time.day.range;
-  d3.time.days.utc = d3.time.day.utc.range;
-  d3.time.dayOfYear = function(date) {
-    var year = d3.time.year(date);
-    return Math.floor((date - year - (date.getTimezoneOffset() - year.getTimezoneOffset()) * 6e4) / 864e5);
-  };
-  d3_time_daySymbols.forEach(function(day, i) {
-    day = day.toLowerCase();
-    i = 7 - i;
-    var interval = d3.time[day] = d3_time_interval(function(date) {
-      (date = d3.time.day(date)).setDate(date.getDate() - (date.getDay() + i) % 7);
-      return date;
-    }, function(date, offset) {
-      date.setDate(date.getDate() + Math.floor(offset) * 7);
-    }, function(date) {
-      var day = d3.time.year(date).getDay();
-      return Math.floor((d3.time.dayOfYear(date) + (day + i) % 7) / 7) - (day !== i);
-    });
-    d3.time[day + "s"] = interval.range;
-    d3.time[day + "s"].utc = interval.utc.range;
-    d3.time[day + "OfYear"] = function(date) {
-      var day = d3.time.year(date).getDay();
-      return Math.floor((d3.time.dayOfYear(date) + (day + i) % 7) / 7);
-    };
-  });
-  d3.time.week = d3.time.sunday;
-  d3.time.weeks = d3.time.sunday.range;
-  d3.time.weeks.utc = d3.time.sunday.utc.range;
-  d3.time.weekOfYear = d3.time.sundayOfYear;
-  d3.time.format = function(template) {
-    var n = template.length;
-    function format(date) {
-      var string = [], i = -1, j = 0, c, p, f;
-      while (++i < n) {
-        if (template.charCodeAt(i) === 37) {
-          string.push(template.substring(j, i));
-          if ((p = d3_time_formatPads[c = template.charAt(++i)]) != null) c = template.charAt(++i);
-          if (f = d3_time_formats[c]) c = f(date, p == null ? c === "e" ? " " : "0" : p);
-          string.push(c);
-          j = i + 1;
-        }
-      }
-      string.push(template.substring(j, i));
-      return string.join("");
-    }
-    format.parse = function(string) {
-      var d = {
-        y: 1900,
-        m: 0,
-        d: 1,
-        H: 0,
-        M: 0,
-        S: 0,
-        L: 0
-      }, i = d3_time_parse(d, template, string, 0);
-      if (i != string.length) return null;
-      if ("p" in d) d.H = d.H % 12 + d.p * 12;
-      var date = new d3_time();
-      date.setFullYear(d.y, d.m, d.d);
-      date.setHours(d.H, d.M, d.S, d.L);
-      return date;
-    };
-    format.toString = function() {
-      return template;
-    };
-    return format;
-  };
-  function d3_time_parse(date, template, string, j) {
-    var c, p, i = 0, n = template.length, m = string.length;
-    while (i < n) {
-      if (j >= m) return -1;
-      c = template.charCodeAt(i++);
-      if (c === 37) {
-        p = d3_time_parsers[template.charAt(i++)];
-        if (!p || (j = p(date, string, j)) < 0) return -1;
-      } else if (c != string.charCodeAt(j++)) {
-        return -1;
-      }
-    }
-    return j;
-  }
-  function d3_time_formatRe(names) {
-    return new RegExp("^(?:" + names.map(d3.requote).join("|") + ")", "i");
-  }
-  function d3_time_formatLookup(names) {
-    var map = new d3_Map(), i = -1, n = names.length;
-    while (++i < n) map.set(names[i].toLowerCase(), i);
-    return map;
-  }
-  function d3_time_formatPad(value, fill, width) {
-    value += "";
-    var length = value.length;
-    return length < width ? new Array(width - length + 1).join(fill) + value : value;
-  }
-  var d3_time_dayRe = d3_time_formatRe(d3_time_days), d3_time_dayAbbrevRe = d3_time_formatRe(d3_time_dayAbbreviations), d3_time_monthRe = d3_time_formatRe(d3_time_months), d3_time_monthLookup = d3_time_formatLookup(d3_time_months), d3_time_monthAbbrevRe = d3_time_formatRe(d3_time_monthAbbreviations), d3_time_monthAbbrevLookup = d3_time_formatLookup(d3_time_monthAbbreviations);
-  var d3_time_formatPads = {
-    "-": "",
-    _: " ",
-    "0": "0"
-  };
-  var d3_time_formats = {
-    a: function(d) {
-      return d3_time_dayAbbreviations[d.getDay()];
-    },
-    A: function(d) {
-      return d3_time_days[d.getDay()];
-    },
-    b: function(d) {
-      return d3_time_monthAbbreviations[d.getMonth()];
-    },
-    B: function(d) {
-      return d3_time_months[d.getMonth()];
-    },
-    c: d3.time.format(d3_time_formatDateTime),
-    d: function(d, p) {
-      return d3_time_formatPad(d.getDate(), p, 2);
-    },
-    e: function(d, p) {
-      return d3_time_formatPad(d.getDate(), p, 2);
-    },
-    H: function(d, p) {
-      return d3_time_formatPad(d.getHours(), p, 2);
-    },
-    I: function(d, p) {
-      return d3_time_formatPad(d.getHours() % 12 || 12, p, 2);
-    },
-    j: function(d, p) {
-      return d3_time_formatPad(1 + d3.time.dayOfYear(d), p, 3);
-    },
-    L: function(d, p) {
-      return d3_time_formatPad(d.getMilliseconds(), p, 3);
-    },
-    m: function(d, p) {
-      return d3_time_formatPad(d.getMonth() + 1, p, 2);
-    },
-    M: function(d, p) {
-      return d3_time_formatPad(d.getMinutes(), p, 2);
-    },
-    p: function(d) {
-      return d.getHours() >= 12 ? "PM" : "AM";
-    },
-    S: function(d, p) {
-      return d3_time_formatPad(d.getSeconds(), p, 2);
-    },
-    U: function(d, p) {
-      return d3_time_formatPad(d3.time.sundayOfYear(d), p, 2);
-    },
-    w: function(d) {
-      return d.getDay();
-    },
-    W: function(d, p) {
-      return d3_time_formatPad(d3.time.mondayOfYear(d), p, 2);
-    },
-    x: d3.time.format(d3_time_formatDate),
-    X: d3.time.format(d3_time_formatTime),
-    y: function(d, p) {
-      return d3_time_formatPad(d.getFullYear() % 100, p, 2);
-    },
-    Y: function(d, p) {
-      return d3_time_formatPad(d.getFullYear() % 1e4, p, 4);
-    },
-    Z: d3_time_zone,
-    "%": function() {
-      return "%";
-    }
-  };
-  var d3_time_parsers = {
-    a: d3_time_parseWeekdayAbbrev,
-    A: d3_time_parseWeekday,
-    b: d3_time_parseMonthAbbrev,
-    B: d3_time_parseMonth,
-    c: d3_time_parseLocaleFull,
-    d: d3_time_parseDay,
-    e: d3_time_parseDay,
-    H: d3_time_parseHour24,
-    I: d3_time_parseHour24,
-    L: d3_time_parseMilliseconds,
-    m: d3_time_parseMonthNumber,
-    M: d3_time_parseMinutes,
-    p: d3_time_parseAmPm,
-    S: d3_time_parseSeconds,
-    x: d3_time_parseLocaleDate,
-    X: d3_time_parseLocaleTime,
-    y: d3_time_parseYear,
-    Y: d3_time_parseFullYear
-  };
-  function d3_time_parseWeekdayAbbrev(date, string, i) {
-    d3_time_dayAbbrevRe.lastIndex = 0;
-    var n = d3_time_dayAbbrevRe.exec(string.substring(i));
-    return n ? i += n[0].length : -1;
-  }
-  function d3_time_parseWeekday(date, string, i) {
-    d3_time_dayRe.lastIndex = 0;
-    var n = d3_time_dayRe.exec(string.substring(i));
-    return n ? i += n[0].length : -1;
-  }
-  function d3_time_parseMonthAbbrev(date, string, i) {
-    d3_time_monthAbbrevRe.lastIndex = 0;
-    var n = d3_time_monthAbbrevRe.exec(string.substring(i));
-    return n ? (date.m = d3_time_monthAbbrevLookup.get(n[0].toLowerCase()), i += n[0].length) : -1;
-  }
-  function d3_time_parseMonth(date, string, i) {
-    d3_time_monthRe.lastIndex = 0;
-    var n = d3_time_monthRe.exec(string.substring(i));
-    return n ? (date.m = d3_time_monthLookup.get(n[0].toLowerCase()), i += n[0].length) : -1;
-  }
-  function d3_time_parseLocaleFull(date, string, i) {
-    return d3_time_parse(date, d3_time_formats.c.toString(), string, i);
-  }
-  function d3_time_parseLocaleDate(date, string, i) {
-    return d3_time_parse(date, d3_time_formats.x.toString(), string, i);
-  }
-  function d3_time_parseLocaleTime(date, string, i) {
-    return d3_time_parse(date, d3_time_formats.X.toString(), string, i);
-  }
-  function d3_time_parseFullYear(date, string, i) {
-    d3_time_numberRe.lastIndex = 0;
-    var n = d3_time_numberRe.exec(string.substring(i, i + 4));
-    return n ? (date.y = +n[0], i += n[0].length) : -1;
-  }
-  function d3_time_parseYear(date, string, i) {
-    d3_time_numberRe.lastIndex = 0;
-    var n = d3_time_numberRe.exec(string.substring(i, i + 2));
-    return n ? (date.y = d3_time_expandYear(+n[0]), i += n[0].length) : -1;
-  }
-  function d3_time_expandYear(d) {
-    return d + (d > 68 ? 1900 : 2e3);
-  }
-  function d3_time_parseMonthNumber(date, string, i) {
-    d3_time_numberRe.lastIndex = 0;
-    var n = d3_time_numberRe.exec(string.substring(i, i + 2));
-    return n ? (date.m = n[0] - 1, i += n[0].length) : -1;
-  }
-  function d3_time_parseDay(date, string, i) {
-    d3_time_numberRe.lastIndex = 0;
-    var n = d3_time_numberRe.exec(string.substring(i, i + 2));
-    return n ? (date.d = +n[0], i += n[0].length) : -1;
-  }
-  function d3_time_parseHour24(date, string, i) {
-    d3_time_numberRe.lastIndex = 0;
-    var n = d3_time_numberRe.exec(string.substring(i, i + 2));
-    return n ? (date.H = +n[0], i += n[0].length) : -1;
-  }
-  function d3_time_parseMinutes(date, string, i) {
-    d3_time_numberRe.lastIndex = 0;
-    var n = d3_time_numberRe.exec(string.substring(i, i + 2));
-    return n ? (date.M = +n[0], i += n[0].length) : -1;
-  }
-  function d3_time_parseSeconds(date, string, i) {
-    d3_time_numberRe.lastIndex = 0;
-    var n = d3_time_numberRe.exec(string.substring(i, i + 2));
-    return n ? (date.S = +n[0], i += n[0].length) : -1;
-  }
-  function d3_time_parseMilliseconds(date, string, i) {
-    d3_time_numberRe.lastIndex = 0;
-    var n = d3_time_numberRe.exec(string.substring(i, i + 3));
-    return n ? (date.L = +n[0], i += n[0].length) : -1;
-  }
-  var d3_time_numberRe = /^\s*\d+/;
-  function d3_time_parseAmPm(date, string, i) {
-    var n = d3_time_amPmLookup.get(string.substring(i, i += 2).toLowerCase());
-    return n == null ? -1 : (date.p = n, i);
-  }
-  var d3_time_amPmLookup = d3.map({
-    am: 0,
-    pm: 1
-  });
-  function d3_time_zone(d) {
-    var z = d.getTimezoneOffset(), zs = z > 0 ? "-" : "+", zh = ~~(Math.abs(z) / 60), zm = Math.abs(z) % 60;
-    return zs + d3_time_formatPad(zh, "0", 2) + d3_time_formatPad(zm, "0", 2);
-  }
-  d3.time.format.utc = function(template) {
-    var local = d3.time.format(template);
-    function format(date) {
-      try {
-        d3_time = d3_time_utc;
-        var utc = new d3_time();
-        utc._ = date;
-        return local(utc);
-      } finally {
-        d3_time = Date;
-      }
-    }
-    format.parse = function(string) {
-      try {
-        d3_time = d3_time_utc;
-        var date = local.parse(string);
-        return date && date._;
-      } finally {
-        d3_time = Date;
-      }
-    };
-    format.toString = local.toString;
-    return format;
-  };
-  var d3_time_formatIso = d3.time.format.utc("%Y-%m-%dT%H:%M:%S.%LZ");
-  d3.time.format.iso = Date.prototype.toISOString && +new Date("2000-01-01T00:00:00.000Z") ? d3_time_formatIsoNative : d3_time_formatIso;
-  function d3_time_formatIsoNative(date) {
-    return date.toISOString();
-  }
-  d3_time_formatIsoNative.parse = function(string) {
-    var date = new Date(string);
-    return isNaN(date) ? null : date;
-  };
-  d3_time_formatIsoNative.toString = d3_time_formatIso.toString;
-  d3.time.second = d3_time_interval(function(date) {
-    return new d3_time(Math.floor(date / 1e3) * 1e3);
-  }, function(date, offset) {
-    date.setTime(date.getTime() + Math.floor(offset) * 1e3);
-  }, function(date) {
-    return date.getSeconds();
-  });
-  d3.time.seconds = d3.time.second.range;
-  d3.time.seconds.utc = d3.time.second.utc.range;
-  d3.time.minute = d3_time_interval(function(date) {
-    return new d3_time(Math.floor(date / 6e4) * 6e4);
-  }, function(date, offset) {
-    date.setTime(date.getTime() + Math.floor(offset) * 6e4);
-  }, function(date) {
-    return date.getMinutes();
-  });
-  d3.time.minutes = d3.time.minute.range;
-  d3.time.minutes.utc = d3.time.minute.utc.range;
-  d3.time.hour = d3_time_interval(function(date) {
-    var timezone = date.getTimezoneOffset() / 60;
-    return new d3_time((Math.floor(date / 36e5 - timezone) + timezone) * 36e5);
-  }, function(date, offset) {
-    date.setTime(date.getTime() + Math.floor(offset) * 36e5);
-  }, function(date) {
-    return date.getHours();
-  });
-  d3.time.hours = d3.time.hour.range;
-  d3.time.hours.utc = d3.time.hour.utc.range;
-  d3.time.month = d3_time_interval(function(date) {
-    date = d3.time.day(date);
-    date.setDate(1);
-    return date;
-  }, function(date, offset) {
-    date.setMonth(date.getMonth() + offset);
-  }, function(date) {
-    return date.getMonth();
-  });
-  d3.time.months = d3.time.month.range;
-  d3.time.months.utc = d3.time.month.utc.range;
-  function d3_time_scale(linear, methods, format) {
-    function scale(x) {
-      return linear(x);
-    }
-    scale.invert = function(x) {
-      return d3_time_scaleDate(linear.invert(x));
-    };
-    scale.domain = function(x) {
-      if (!arguments.length) return linear.domain().map(d3_time_scaleDate);
-      linear.domain(x);
-      return scale;
-    };
-    scale.nice = function(m) {
-      return scale.domain(d3_scale_nice(scale.domain(), function() {
-        return m;
-      }));
-    };
-    scale.ticks = function(m, k) {
-      var extent = d3_time_scaleExtent(scale.domain());
-      if (typeof m !== "function") {
-        var span = extent[1] - extent[0], target = span / m, i = d3.bisect(d3_time_scaleSteps, target);
-        if (i == d3_time_scaleSteps.length) return methods.year(extent, m);
-        if (!i) return linear.ticks(m).map(d3_time_scaleDate);
-        if (Math.log(target / d3_time_scaleSteps[i - 1]) < Math.log(d3_time_scaleSteps[i] / target)) --i;
-        m = methods[i];
-        k = m[1];
-        m = m[0].range;
-      }
-      return m(extent[0], new Date(+extent[1] + 1), k);
-    };
-    scale.tickFormat = function() {
-      return format;
-    };
-    scale.copy = function() {
-      return d3_time_scale(linear.copy(), methods, format);
-    };
-    return d3.rebind(scale, linear, "range", "rangeRound", "interpolate", "clamp");
-  }
-  function d3_time_scaleExtent(domain) {
-    var start = domain[0], stop = domain[domain.length - 1];
-    return start < stop ? [ start, stop ] : [ stop, start ];
-  }
-  function d3_time_scaleDate(t) {
-    return new Date(t);
-  }
-  function d3_time_scaleFormat(formats) {
-    return function(date) {
-      var i = formats.length - 1, f = formats[i];
-      while (!f[1](date)) f = formats[--i];
-      return f[0](date);
-    };
-  }
-  function d3_time_scaleSetYear(y) {
-    var d = new Date(y, 0, 1);
-    d.setFullYear(y);
-    return d;
-  }
-  function d3_time_scaleGetYear(d) {
-    var y = d.getFullYear(), d0 = d3_time_scaleSetYear(y), d1 = d3_time_scaleSetYear(y + 1);
-    return y + (d - d0) / (d1 - d0);
-  }
-  var d3_time_scaleSteps = [ 1e3, 5e3, 15e3, 3e4, 6e4, 3e5, 9e5, 18e5, 36e5, 108e5, 216e5, 432e5, 864e5, 1728e5, 6048e5, 2592e6, 7776e6, 31536e6 ];
-  var d3_time_scaleLocalMethods = [ [ d3.time.second, 1 ], [ d3.time.second, 5 ], [ d3.time.second, 15 ], [ d3.time.second, 30 ], [ d3.time.minute, 1 ], [ d3.time.minute, 5 ], [ d3.time.minute, 15 ], [ d3.time.minute, 30 ], [ d3.time.hour, 1 ], [ d3.time.hour, 3 ], [ d3.time.hour, 6 ], [ d3.time.hour, 12 ], [ d3.time.day, 1 ], [ d3.time.day, 2 ], [ d3.time.week, 1 ], [ d3.time.month, 1 ], [ d3.time.month, 3 ], [ d3.time.year, 1 ] ];
-  var d3_time_scaleLocalFormats = [ [ d3.time.format("%Y"), d3_true ], [ d3.time.format("%B"), function(d) {
-    return d.getMonth();
-  } ], [ d3.time.format("%b %d"), function(d) {
-    return d.getDate() != 1;
-  } ], [ d3.time.format("%a %d"), function(d) {
-    return d.getDay() && d.getDate() != 1;
-  } ], [ d3.time.format("%I %p"), function(d) {
-    return d.getHours();
-  } ], [ d3.time.format("%I:%M"), function(d) {
-    return d.getMinutes();
-  } ], [ d3.time.format(":%S"), function(d) {
-    return d.getSeconds();
-  } ], [ d3.time.format(".%L"), function(d) {
-    return d.getMilliseconds();
-  } ] ];
-  var d3_time_scaleLinear = d3.scale.linear(), d3_time_scaleLocalFormat = d3_time_scaleFormat(d3_time_scaleLocalFormats);
-  d3_time_scaleLocalMethods.year = function(extent, m) {
-    return d3_time_scaleLinear.domain(extent.map(d3_time_scaleGetYear)).ticks(m).map(d3_time_scaleSetYear);
-  };
-  d3.time.scale = function() {
-    return d3_time_scale(d3.scale.linear(), d3_time_scaleLocalMethods, d3_time_scaleLocalFormat);
-  };
-  var d3_time_scaleUTCMethods = d3_time_scaleLocalMethods.map(function(m) {
-    return [ m[0].utc, m[1] ];
-  });
-  var d3_time_scaleUTCFormats = [ [ d3.time.format.utc("%Y"), d3_true ], [ d3.time.format.utc("%B"), function(d) {
-    return d.getUTCMonth();
-  } ], [ d3.time.format.utc("%b %d"), function(d) {
-    return d.getUTCDate() != 1;
-  } ], [ d3.time.format.utc("%a %d"), function(d) {
-    return d.getUTCDay() && d.getUTCDate() != 1;
-  } ], [ d3.time.format.utc("%I %p"), function(d) {
-    return d.getUTCHours();
-  } ], [ d3.time.format.utc("%I:%M"), function(d) {
-    return d.getUTCMinutes();
-  } ], [ d3.time.format.utc(":%S"), function(d) {
-    return d.getUTCSeconds();
-  } ], [ d3.time.format.utc(".%L"), function(d) {
-    return d.getUTCMilliseconds();
-  } ] ];
-  var d3_time_scaleUTCFormat = d3_time_scaleFormat(d3_time_scaleUTCFormats);
-  function d3_time_scaleUTCSetYear(y) {
-    var d = new Date(Date.UTC(y, 0, 1));
-    d.setUTCFullYear(y);
-    return d;
-  }
-  function d3_time_scaleUTCGetYear(d) {
-    var y = d.getUTCFullYear(), d0 = d3_time_scaleUTCSetYear(y), d1 = d3_time_scaleUTCSetYear(y + 1);
-    return y + (d - d0) / (d1 - d0);
-  }
-  d3_time_scaleUTCMethods.year = function(extent, m) {
-    return d3_time_scaleLinear.domain(extent.map(d3_time_scaleUTCGetYear)).ticks(m).map(d3_time_scaleUTCSetYear);
-  };
-  d3.time.scale.utc = function() {
-    return d3_time_scale(d3.scale.linear(), d3_time_scaleUTCMethods, d3_time_scaleUTCFormat);
-  };
-  d3.text = function() {
-    return d3.xhr.apply(d3, arguments).response(d3_text);
-  };
-  function d3_text(request) {
-    return request.responseText;
-  }
-  d3.json = function(url, callback) {
-    return d3.xhr(url, "application/json", callback).response(d3_json);
-  };
-  function d3_json(request) {
-    return JSON.parse(request.responseText);
-  }
-  d3.html = function(url, callback) {
-    return d3.xhr(url, "text/html", callback).response(d3_html);
-  };
-  function d3_html(request) {
-    var range = d3_document.createRange();
-    range.selectNode(d3_document.body);
-    return range.createContextualFragment(request.responseText);
-  }
-  d3.xml = function() {
-    return d3.xhr.apply(d3, arguments).response(d3_xml);
-  };
-  function d3_xml(request) {
-    return request.responseXML;
-  }
-  return d3;
-}();
\ No newline at end of file
diff --git a/xonstat/static/js/d3.v3.min.js b/xonstat/static/js/d3.v3.min.js
deleted file mode 100644
index 8efc457..0000000
--- a/xonstat/static/js/d3.v3.min.js
+++ /dev/null
@@ -1,5 +0,0 @@
-d3=function(){function n(n){return null!=n&&!isNaN(n)}function t(n){return n.length}function e(n){for(var t=1;n*t%1;)t*=10;return t}function r(n,t){try{for(var e in t)Object.defineProperty(n.prototype,e,{value:t[e],enumerable:!1})}catch(r){n.prototype=t}}function u(){}function i(){}function o(n,t,e){return function(){var r=e.apply(t,arguments);return r===t?n:r}}function a(n,t){if(t in n)return t;t=t.charAt(0).toUpperCase()+t.substring(1);for(var e=0,r=Co.length;r>e;++e){var u=Co[e]+t;if(u in n)return u}}function c(){}function l(){}function s(n){function t(){for(var t,r=e,u=-1,i=r.length;++u<i;)(t=r[u].on)&&t.apply(this,arguments);return n}var e=[],r=new u;return t.on=function(t,u){var i,o=r.get(t);return arguments.length<2?o&&o.on:(o&&(o.on=null,e=e.slice(0,i=e.indexOf(o)).concat(e.slice(i+1)),r.remove(t)),u&&e.push(r.set(t,{on:u})),n)},t}function f(){vo.event.preventDefault()}function h(){for(var n,t=vo.event;n=t.sourceEvent;)t=n;return t}function g(n){for(var t=new l,e=0,r=arguments.length;++e<r;)t[arguments[e]]=s(t);return t.of=function(e,r){return function(u){try{var i=u.sourceEvent=vo.event;u.target=n,vo.event=u,t[u.type].apply(e,r)}finally{vo.event=i}}},t}function p(n){return jo(n,Oo),n}function d(n){return"function"==typeof n?n:function(){return Lo(n,this)}}function v(n){return"function"==typeof n?n:function(){return Ho(n,this)}}function m(n,t){function e(){this.removeAttribute(n)}function r(){this.removeAttributeNS(n.space,n.local)}function u(){this.setAttribute(n,t)}function i(){this.setAttributeNS(n.space,n.local,t)}function o(){var e=t.apply(this,arguments);null==e?this.removeAttribute(n):this.setAttribute(n,e)}function a(){var e=t.apply(this,arguments);null==e?this.removeAttributeNS(n.space,n.local):this.setAttributeNS(n.space,n.local,e)}return n=vo.ns.qualify(n),null==t?n.local?r:e:"function"==typeof t?n.local?a:o:n.local?i:u}function y(n){return n.trim().replace(/\s+/g," ")}function M(n){return new RegExp("(?:^|\\s+)"+vo.requote(n)+"(?:\\s+|$)","g")}function x(n,t){function e(){for(var e=-1;++e<u;)n[e](this,t)}function r(){for(var e=-1,r=t.apply(this,arguments);++e<u;)n[e](this,r)}n=n.trim().split(/\s+/).map(b);var u=n.length;return"function"==typeof t?r:e}function b(n){var t=M(n);return function(e,r){if(u=e.classList)return r?u.add(n):u.remove(n);var u=e.getAttribute("class")||"";r?(t.lastIndex=0,t.test(u)||e.setAttribute("class",y(u+" "+n))):e.setAttribute("class",y(u.replace(t," ")))}}function _(n,t,e){function r(){this.style.removeProperty(n)}function u(){this.style.setProperty(n,t,e)}function i(){var r=t.apply(this,arguments);null==r?this.style.removeProperty(n):this.style.setProperty(n,r,e)}return null==t?r:"function"==typeof t?i:u}function w(n,t){function e(){delete this[n]}function r(){this[n]=t}function u(){var e=t.apply(this,arguments);null==e?delete this[n]:this[n]=e}return null==t?e:"function"==typeof t?u:r}function S(n){return"function"==typeof n?n:(n=vo.ns.qualify(n)).local?function(){return Mo.createElementNS(n.space,n.local)}:function(){return Mo.createElementNS(this.namespaceURI,n)}}function E(n){return{__data__:n}}function k(n){return function(){return Po(this,n)}}function A(n){return arguments.length||(n=vo.ascending),function(t,e){return t&&e?n(t.__data__,e.__data__):!t-!e}}function N(n,t){for(var e=0,r=n.length;r>e;e++)for(var u,i=n[e],o=0,a=i.length;a>o;o++)(u=i[o])&&t(u,o,e);return n}function q(n){return jo(n,Yo),n}function T(n){var t,e;return function(r,u,i){var o,a=n[i].update,c=a.length;for(i!=e&&(e=i,t=0),u>=t&&(t=u+1);!(o=a[t])&&++t<c;);return o}}function z(){var n=this.__transition__;n&&++n.active}function C(n,t,e){function r(){var t=this[o];t&&(this.removeEventListener(n,t,t.$),delete this[o])}function u(){var u=l(t,yo(arguments));r.call(this),this.addEventListener(n,this[o]=u,u.$=e),u._=t}function i(){var t,e=new RegExp("^__on([^.]+)"+vo.requote(n)+"$");for(var r in this)if(t=r.match(e)){var u=this[r];this.removeEventListener(t[1],u,u.$),delete this[r]}}var o="__on"+n,a=n.indexOf("."),l=D;a>0&&(n=n.substring(0,a));var s=Uo.get(n);return s&&(n=s,l=j),a?t?u:r:t?c:i}function D(n,t){return function(e){var r=vo.event;vo.event=e,t[0]=this.__data__;try{n.apply(this,t)}finally{vo.event=r}}}function j(n,t){var e=D(n,t);return function(n){var t=this,r=n.relatedTarget;r&&(r===t||8&r.compareDocumentPosition(t))||e.call(t,n)}}function L(){var n=".dragsuppress-"+ ++Zo,t="touchmove"+n,e="selectstart"+n,r="dragstart"+n,u="click"+n,i=vo.select(bo).on(t,f).on(e,f).on(r,f),o=xo.style,a=o[Vo];return o[Vo]="none",function(t){function e(){i.on(u,null)}i.on(n,null),o[Vo]=a,t&&(i.on(u,function(){f(),e()},!0),setTimeout(e,0))}}function H(n,t){var e=n.ownerSVGElement||n;if(e.createSVGPoint){var r=e.createSVGPoint();if(0>Xo&&(bo.scrollX||bo.scrollY)){e=vo.select("body").append("svg").style({position:"absolute",top:0,left:0,margin:0,padding:0,border:"none"},"important");var u=e[0][0].getScreenCTM();Xo=!(u.f||u.e),e.remove()}return Xo?(r.x=t.pageX,r.y=t.pageY):(r.x=t.clientX,r.y=t.clientY),r=r.matrixTransform(n.getScreenCTM().inverse()),[r.x,r.y]}var i=n.getBoundingClientRect();return[t.clientX-i.left-n.clientLeft,t.clientY-i.top-n.clientTop]}function F(n){return n>0?1:0>n?-1:0}function P(n){return n>1?0:-1>n?Bo:Math.acos(n)}function O(n){return n>1?Bo/2:-1>n?-Bo/2:Math.asin(n)}function R(n){return(Math.exp(n)-Math.exp(-n))/2}function Y(n){return(Math.exp(n)+Math.exp(-n))/2}function I(n){return R(n)/Y(n)}function U(n){return(n=Math.sin(n/2))*n}function V(){}function Z(n,t,e){return new X(n,t,e)}function X(n,t,e){this.h=n,this.s=t,this.l=e}function B(n,t,e){function r(n){return n>360?n-=360:0>n&&(n+=360),60>n?i+(o-i)*n/60:180>n?o:240>n?i+(o-i)*(240-n)/60:i}function u(n){return Math.round(255*r(n))}var i,o;return n=isNaN(n)?0:(n%=360)<0?n+360:n,t=isNaN(t)?0:0>t?0:t>1?1:t,e=0>e?0:e>1?1:e,o=.5>=e?e*(1+t):e+t-e*t,i=2*e-o,ot(u(n+120),u(n),u(n-120))}function $(n,t,e){return new W(n,t,e)}function W(n,t,e){this.h=n,this.c=t,this.l=e}function J(n,t,e){return isNaN(n)&&(n=0),isNaN(t)&&(t=0),G(e,Math.cos(n*=Jo)*t,Math.sin(n)*t)}function G(n,t,e){return new K(n,t,e)}function K(n,t,e){this.l=n,this.a=t,this.b=e}function Q(n,t,e){var r=(n+16)/116,u=r+t/500,i=r-e/200;return u=tt(u)*aa,r=tt(r)*ca,i=tt(i)*la,ot(rt(3.2404542*u-1.5371385*r-.4985314*i),rt(-.969266*u+1.8760108*r+.041556*i),rt(.0556434*u-.2040259*r+1.0572252*i))}function nt(n,t,e){return n>0?$(Math.atan2(e,t)*Go,Math.sqrt(t*t+e*e),n):$(0/0,0/0,n)}function tt(n){return n>.206893034?n*n*n:(n-4/29)/7.787037}function et(n){return n>.008856?Math.pow(n,1/3):7.787037*n+4/29}function rt(n){return Math.round(255*(.00304>=n?12.92*n:1.055*Math.pow(n,1/2.4)-.055))}function ut(n){return ot(n>>16,255&n>>8,255&n)}function it(n){return ut(n)+""}function ot(n,t,e){return new at(n,t,e)}function at(n,t,e){this.r=n,this.g=t,this.b=e}function ct(n){return 16>n?"0"+Math.max(0,n).toString(16):Math.min(255,n).toString(16)}function lt(n,t,e){var r,u,i,o=0,a=0,c=0;if(r=/([a-z]+)\((.*)\)/i.exec(n))switch(u=r[2].split(","),r[1]){case"hsl":return e(parseFloat(u[0]),parseFloat(u[1])/100,parseFloat(u[2])/100);case"rgb":return t(gt(u[0]),gt(u[1]),gt(u[2]))}return(i=ha.get(n))?t(i.r,i.g,i.b):(null!=n&&"#"===n.charAt(0)&&(4===n.length?(o=n.charAt(1),o+=o,a=n.charAt(2),a+=a,c=n.charAt(3),c+=c):7===n.length&&(o=n.substring(1,3),a=n.substring(3,5),c=n.substring(5,7)),o=parseInt(o,16),a=parseInt(a,16),c=parseInt(c,16)),t(o,a,c))}function st(n,t,e){var r,u,i=Math.min(n/=255,t/=255,e/=255),o=Math.max(n,t,e),a=o-i,c=(o+i)/2;return a?(u=.5>c?a/(o+i):a/(2-o-i),r=n==o?(t-e)/a+(e>t?6:0):t==o?(e-n)/a+2:(n-t)/a+4,r*=60):(r=0/0,u=c>0&&1>c?0:r),Z(r,u,c)}function ft(n,t,e){n=ht(n),t=ht(t),e=ht(e);var r=et((.4124564*n+.3575761*t+.1804375*e)/aa),u=et((.2126729*n+.7151522*t+.072175*e)/ca),i=et((.0193339*n+.119192*t+.9503041*e)/la);return G(116*u-16,500*(r-u),200*(u-i))}function ht(n){return(n/=255)<=.04045?n/12.92:Math.pow((n+.055)/1.055,2.4)}function gt(n){var t=parseFloat(n);return"%"===n.charAt(n.length-1)?Math.round(2.55*t):t}function pt(n){return"function"==typeof n?n:function(){return n}}function dt(n){return n}function vt(n){return function(t,e,r){return 2===arguments.length&&"function"==typeof e&&(r=e,e=null),mt(t,e,n,r)}}function mt(n,t,e,r){function u(){var n,t=c.status;if(!t&&c.responseText||t>=200&&300>t||304===t){try{n=e.call(i,c)}catch(r){return o.error.call(i,r),void 0}o.load.call(i,n)}else o.error.call(i,c)}var i={},o=vo.dispatch("beforesend","progress","load","error"),a={},c=new XMLHttpRequest,l=null;return!bo.XDomainRequest||"withCredentials"in c||!/^(http(s)?:)?\/\//.test(n)||(c=new XDomainRequest),"onload"in c?c.onload=c.onerror=u:c.onreadystatechange=function(){c.readyState>3&&u()},c.onprogress=function(n){var t=vo.event;vo.event=n;try{o.progress.call(i,c)}finally{vo.event=t}},i.header=function(n,t){return n=(n+"").toLowerCase(),arguments.length<2?a[n]:(null==t?delete a[n]:a[n]=t+"",i)},i.mimeType=function(n){return arguments.length?(t=null==n?null:n+"",i):t},i.responseType=function(n){return arguments.length?(l=n,i):l},i.response=function(n){return e=n,i},["get","post"].forEach(function(n){i[n]=function(){return i.send.apply(i,[n].concat(yo(arguments)))}}),i.send=function(e,r,u){if(2===arguments.length&&"function"==typeof r&&(u=r,r=null),c.open(e,n,!0),null==t||"accept"in a||(a.accept=t+",*/*"),c.setRequestHeader)for(var s in a)c.setRequestHeader(s,a[s]);return null!=t&&c.overrideMimeType&&c.overrideMimeType(t),null!=l&&(c.responseType=l),null!=u&&i.on("error",u).on("load",function(n){u(null,n)}),o.beforesend.call(i,c),c.send(null==r?null:r),i},i.abort=function(){return c.abort(),i},vo.rebind(i,o,"on"),null==r?i:i.get(yt(r))}function yt(n){return 1===n.length?function(t,e){n(null==t?e:null)}:n}function Mt(){var n=bt(),t=_t()-n;t>24?(isFinite(t)&&(clearTimeout(va),va=setTimeout(Mt,t)),da=0):(da=1,ya(Mt))}function xt(n,t,e){var r=arguments.length;2>r&&(t=0),3>r&&(e=Date.now()),ma.callback=n,ma.time=e+t}function bt(){var n=Date.now();for(ma=ga;ma;)n>=ma.time&&(ma.flush=ma.callback(n-ma.time)),ma=ma.next;return n}function _t(){for(var n,t=ga,e=1/0;t;)t.flush?t=n?n.next=t.next:ga=t.next:(t.time<e&&(e=t.time),t=(n=t).next);return pa=n,e}function wt(n,t){var e=Math.pow(10,3*Math.abs(8-t));return{scale:t>8?function(n){return n/e}:function(n){return n*e},symbol:n}}function St(n,t){return t-(n?Math.ceil(Math.log(n)/Math.LN10):1)}function Et(n){return n+""}function kt(){}function At(n,t,e){var r=e.s=n+t,u=r-n,i=r-u;e.t=n-i+(t-u)}function Nt(n,t){n&&Ta.hasOwnProperty(n.type)&&Ta[n.type](n,t)}function qt(n,t,e){var r,u=-1,i=n.length-e;for(t.lineStart();++u<i;)r=n[u],t.point(r[0],r[1],r[2]);t.lineEnd()}function Tt(n,t){var e=-1,r=n.length;for(t.polygonStart();++e<r;)qt(n[e],t,1);t.polygonEnd()}function zt(){function n(n,t){n*=Jo,t=t*Jo/2+Bo/4;var e=n-r,o=Math.cos(t),a=Math.sin(t),c=i*a,l=u*o+c*Math.cos(e),s=c*Math.sin(e);Ca.add(Math.atan2(s,l)),r=n,u=o,i=a}var t,e,r,u,i;Da.point=function(o,a){Da.point=n,r=(t=o)*Jo,u=Math.cos(a=(e=a)*Jo/2+Bo/4),i=Math.sin(a)},Da.lineEnd=function(){n(t,e)}}function Ct(n){var t=n[0],e=n[1],r=Math.cos(e);return[r*Math.cos(t),r*Math.sin(t),Math.sin(e)]}function Dt(n,t){return n[0]*t[0]+n[1]*t[1]+n[2]*t[2]}function jt(n,t){return[n[1]*t[2]-n[2]*t[1],n[2]*t[0]-n[0]*t[2],n[0]*t[1]-n[1]*t[0]]}function Lt(n,t){n[0]+=t[0],n[1]+=t[1],n[2]+=t[2]}function Ht(n,t){return[n[0]*t,n[1]*t,n[2]*t]}function Ft(n){var t=Math.sqrt(n[0]*n[0]+n[1]*n[1]+n[2]*n[2]);n[0]/=t,n[1]/=t,n[2]/=t}function Pt(n){return[Math.atan2(n[1],n[0]),O(n[2])]}function Ot(n,t){return Math.abs(n[0]-t[0])<$o&&Math.abs(n[1]-t[1])<$o}function Rt(n,t){n*=Jo;var e=Math.cos(t*=Jo);Yt(e*Math.cos(n),e*Math.sin(n),Math.sin(t))}function Yt(n,t,e){++ja,Ha+=(n-Ha)/ja,Fa+=(t-Fa)/ja,Pa+=(e-Pa)/ja}function It(){function n(n,u){n*=Jo;var i=Math.cos(u*=Jo),o=i*Math.cos(n),a=i*Math.sin(n),c=Math.sin(u),l=Math.atan2(Math.sqrt((l=e*c-r*a)*l+(l=r*o-t*c)*l+(l=t*a-e*o)*l),t*o+e*a+r*c);La+=l,Oa+=l*(t+(t=o)),Ra+=l*(e+(e=a)),Ya+=l*(r+(r=c)),Yt(t,e,r)}var t,e,r;Za.point=function(u,i){u*=Jo;var o=Math.cos(i*=Jo);t=o*Math.cos(u),e=o*Math.sin(u),r=Math.sin(i),Za.point=n,Yt(t,e,r)}}function Ut(){Za.point=Rt}function Vt(){function n(n,t){n*=Jo;var e=Math.cos(t*=Jo),o=e*Math.cos(n),a=e*Math.sin(n),c=Math.sin(t),l=u*c-i*a,s=i*o-r*c,f=r*a-u*o,h=Math.sqrt(l*l+s*s+f*f),g=r*o+u*a+i*c,p=h&&-P(g)/h,d=Math.atan2(h,g);Ia+=p*l,Ua+=p*s,Va+=p*f,La+=d,Oa+=d*(r+(r=o)),Ra+=d*(u+(u=a)),Ya+=d*(i+(i=c)),Yt(r,u,i)}var t,e,r,u,i;Za.point=function(o,a){t=o,e=a,Za.point=n,o*=Jo;var c=Math.cos(a*=Jo);r=c*Math.cos(o),u=c*Math.sin(o),i=Math.sin(a),Yt(r,u,i)},Za.lineEnd=function(){n(t,e),Za.lineEnd=Ut,Za.point=Rt}}function Zt(){return!0}function Xt(n,t,e,r,u){var i=[],o=[];if(n.forEach(function(n){if(!((t=n.length-1)<=0)){var t,e=n[0],r=n[t];if(Ot(e,r)){u.lineStart();for(var a=0;t>a;++a)u.point((e=n[a])[0],e[1]);return u.lineEnd(),void 0}var c={point:e,points:n,other:null,visited:!1,entry:!0,subject:!0},l={point:e,points:[e],other:c,visited:!1,entry:!1,subject:!1};c.other=l,i.push(c),o.push(l),c={point:r,points:[r],other:null,visited:!1,entry:!1,subject:!0},l={point:r,points:[r],other:c,visited:!1,entry:!0,subject:!1},c.other=l,i.push(c),o.push(l)}}),o.sort(t),Bt(i),Bt(o),i.length){if(e)for(var a=1,c=!e(o[0].point),l=o.length;l>a;++a)o[a].entry=c=!c;for(var s,f,h,g=i[0];;){for(s=g;s.visited;)if((s=s.next)===g)return;f=s.points,u.lineStart();do{if(s.visited=s.other.visited=!0,s.entry){if(s.subject)for(var a=0;a<f.length;a++)u.point((h=f[a])[0],h[1]);else r(s.point,s.next.point,1,u);s=s.next}else{if(s.subject){f=s.prev.points;for(var a=f.length;--a>=0;)u.point((h=f[a])[0],h[1])}else r(s.point,s.prev.point,-1,u);s=s.prev}s=s.other,f=s.points}while(!s.visited);u.lineEnd()}}}function Bt(n){if(t=n.length){for(var t,e,r=0,u=n[0];++r<t;)u.next=e=n[r],e.prev=u,u=e;u.next=e=n[0],e.prev=u}}function $t(n,t,e,r){return function(u){function i(t,e){n(t,e)&&u.point(t,e)}function o(n,t){d.point(n,t)}function a(){v.point=o,d.lineStart()}function c(){v.point=i,d.lineEnd()}function l(n,t){y.point(n,t),p.push([n,t])}function s(){y.lineStart(),p=[]}function f(){l(p[0][0],p[0][1]),y.lineEnd();var n,t=y.clean(),e=m.buffer(),r=e.length;if(p.pop(),g.push(p),p=null,r){if(1&t){n=e[0];var i,r=n.length-1,o=-1;for(u.lineStart();++o<r;)u.point((i=n[o])[0],i[1]);return u.lineEnd(),void 0}r>1&&2&t&&e.push(e.pop().concat(e.shift())),h.push(e.filter(Wt))}}var h,g,p,d=t(u),v={point:i,lineStart:a,lineEnd:c,polygonStart:function(){v.point=l,v.lineStart=s,v.lineEnd=f,h=[],g=[],u.polygonStart()},polygonEnd:function(){v.point=i,v.lineStart=a,v.lineEnd=c,h=vo.merge(h),h.length?Xt(h,Gt,null,e,u):r(g)&&(u.lineStart(),e(null,null,1,u),u.lineEnd()),u.polygonEnd(),h=g=null},sphere:function(){u.polygonStart(),u.lineStart(),e(null,null,1,u),u.lineEnd(),u.polygonEnd()}},m=Jt(),y=t(m);return v}}function Wt(n){return n.length>1}function Jt(){var n,t=[];return{lineStart:function(){t.push(n=[])},point:function(t,e){n.push([t,e])},lineEnd:c,buffer:function(){var e=t;return t=[],n=null,e},rejoin:function(){t.length>1&&t.push(t.pop().concat(t.shift()))}}}function Gt(n,t){return((n=n.point)[0]<0?n[1]-Bo/2-$o:Bo/2-n[1])-((t=t.point)[0]<0?t[1]-Bo/2-$o:Bo/2-t[1])}function Kt(n,t){var e=n[0],r=n[1],u=[Math.sin(e),-Math.cos(e),0],i=0,o=!1,a=!1,c=0;Ca.reset();for(var l=0,s=t.length;s>l;++l){var f=t[l],h=f.length;if(h){for(var g=f[0],p=g[0],d=g[1]/2+Bo/4,v=Math.sin(d),m=Math.cos(d),y=1;;){y===h&&(y=0),n=f[y];var M=n[0],x=n[1]/2+Bo/4,b=Math.sin(x),_=Math.cos(x),w=M-p,S=Math.abs(w)>Bo,E=v*b;if(Ca.add(Math.atan2(E*Math.sin(w),m*_+E*Math.cos(w))),Math.abs(x)<$o&&(a=!0),i+=S?w+(w>=0?2:-2)*Bo:w,S^p>=e^M>=e){var k=jt(Ct(g),Ct(n));Ft(k);var A=jt(u,k);Ft(A);var N=(S^w>=0?-1:1)*O(A[2]);r>N&&(c+=S^w>=0?1:-1)}if(!y++)break;p=M,v=b,m=_,g=n}Math.abs(i)>$o&&(o=!0)}}return(!a&&!o&&0>Ca||-$o>i)^1&c}function Qt(n){var t,e=0/0,r=0/0,u=0/0;return{lineStart:function(){n.lineStart(),t=1},point:function(i,o){var a=i>0?Bo:-Bo,c=Math.abs(i-e);Math.abs(c-Bo)<$o?(n.point(e,r=(r+o)/2>0?Bo/2:-Bo/2),n.point(u,r),n.lineEnd(),n.lineStart(),n.point(a,r),n.point(i,r),t=0):u!==a&&c>=Bo&&(Math.abs(e-u)<$o&&(e-=u*$o),Math.abs(i-a)<$o&&(i-=a*$o),r=ne(e,r,i,o),n.point(u,r),n.lineEnd(),n.lineStart(),n.point(a,r),t=0),n.point(e=i,r=o),u=a},lineEnd:function(){n.lineEnd(),e=r=0/0},clean:function(){return 2-t}}}function ne(n,t,e,r){var u,i,o=Math.sin(n-e);return Math.abs(o)>$o?Math.atan((Math.sin(t)*(i=Math.cos(r))*Math.sin(e)-Math.sin(r)*(u=Math.cos(t))*Math.sin(n))/(u*i*o)):(t+r)/2}function te(n,t,e,r){var u;if(null==n)u=e*Bo/2,r.point(-Bo,u),r.point(0,u),r.point(Bo,u),r.point(Bo,0),r.point(Bo,-u),r.point(0,-u),r.point(-Bo,-u),r.point(-Bo,0),r.point(-Bo,u);else if(Math.abs(n[0]-t[0])>$o){var i=(n[0]<t[0]?1:-1)*Bo;u=e*i/2,r.point(-i,u),r.point(0,u),r.point(i,u)}else r.point(t[0],t[1])}function ee(n){return Kt(Ba,n)}function re(n){function t(n,t){return Math.cos(n)*Math.cos(t)>o}function e(n){var e,i,o,c,s;return{lineStart:function(){c=o=!1,s=1},point:function(f,h){var g,p=[f,h],d=t(f,h),v=a?d?0:u(f,h):d?u(f+(0>f?Bo:-Bo),h):0;if(!e&&(c=o=d)&&n.lineStart(),d!==o&&(g=r(e,p),(Ot(e,g)||Ot(p,g))&&(p[0]+=$o,p[1]+=$o,d=t(p[0],p[1]))),d!==o)s=0,d?(n.lineStart(),g=r(p,e),n.point(g[0],g[1])):(g=r(e,p),n.point(g[0],g[1]),n.lineEnd()),e=g;else if(l&&e&&a^d){var m;v&i||!(m=r(p,e,!0))||(s=0,a?(n.lineStart(),n.point(m[0][0],m[0][1]),n.point(m[1][0],m[1][1]),n.lineEnd()):(n.point(m[1][0],m[1][1]),n.lineEnd(),n.lineStart(),n.point(m[0][0],m[0][1])))}!d||e&&Ot(e,p)||n.point(p[0],p[1]),e=p,o=d,i=v},lineEnd:function(){o&&n.lineEnd(),e=null},clean:function(){return s|(c&&o)<<1}}}function r(n,t,e){var r=Ct(n),u=Ct(t),i=[1,0,0],a=jt(r,u),c=Dt(a,a),l=a[0],s=c-l*l;if(!s)return!e&&n;var f=o*c/s,h=-o*l/s,g=jt(i,a),p=Ht(i,f),d=Ht(a,h);Lt(p,d);var v=g,m=Dt(p,v),y=Dt(v,v),M=m*m-y*(Dt(p,p)-1);if(!(0>M)){var x=Math.sqrt(M),b=Ht(v,(-m-x)/y);if(Lt(b,p),b=Pt(b),!e)return b;var _,w=n[0],S=t[0],E=n[1],k=t[1];w>S&&(_=w,w=S,S=_);var A=S-w,N=Math.abs(A-Bo)<$o,q=N||$o>A;if(!N&&E>k&&(_=E,E=k,k=_),q?N?E+k>0^b[1]<(Math.abs(b[0]-w)<$o?E:k):E<=b[1]&&b[1]<=k:A>Bo^(w<=b[0]&&b[0]<=S)){var T=Ht(v,(-m+x)/y);return Lt(T,p),[b,Pt(T)]}}}function u(t,e){var r=a?n:Bo-n,u=0;return-r>t?u|=1:t>r&&(u|=2),-r>e?u|=4:e>r&&(u|=8),u}function i(n){return Kt(c,n)}var o=Math.cos(n),a=o>0,c=[n,0],l=Math.abs(o)>$o,s=qe(n,6*Jo);return $t(t,e,s,i)}function ue(n,t,e,r){function u(r,u){return Math.abs(r[0]-n)<$o?u>0?0:3:Math.abs(r[0]-e)<$o?u>0?2:1:Math.abs(r[1]-t)<$o?u>0?1:0:u>0?3:2}function i(n,t){return o(n.point,t.point)}function o(n,t){var e=u(n,1),r=u(t,1);return e!==r?e-r:0===e?t[1]-n[1]:1===e?n[0]-t[0]:2===e?n[1]-t[1]:t[0]-n[0]}function a(u,i){var o=i[0]-u[0],a=i[1]-u[1],c=[0,1];return Math.abs(o)<$o&&Math.abs(a)<$o?n<=u[0]&&u[0]<=e&&t<=u[1]&&u[1]<=r:ie(n-u[0],o,c)&&ie(u[0]-e,-o,c)&&ie(t-u[1],a,c)&&ie(u[1]-r,-a,c)?(c[1]<1&&(i[0]=u[0]+c[1]*o,i[1]=u[1]+c[1]*a),c[0]>0&&(u[0]+=c[0]*o,u[1]+=c[0]*a),!0):!1}return function(c){function l(i){var o=u(i,-1),a=s([0===o||3===o?n:e,o>1?r:t]);return a}function s(n){for(var t=0,e=M.length,r=n[1],u=0;e>u;++u)for(var i,o=1,a=M[u],c=a.length,l=a[0];c>o;++o)i=a[o],l[1]<=r?i[1]>r&&f(l,i,n)>0&&++t:i[1]<=r&&f(l,i,n)<0&&--t,l=i;return 0!==t}function f(n,t,e){return(t[0]-n[0])*(e[1]-n[1])-(e[0]-n[0])*(t[1]-n[1])}function h(i,a,c,l){var s=0,f=0;if(null==i||(s=u(i,c))!==(f=u(a,c))||o(i,a)<0^c>0){do l.point(0===s||3===s?n:e,s>1?r:t);while((s=(s+c+4)%4)!==f)}else l.point(a[0],a[1])}function g(u,i){return u>=n&&e>=u&&i>=t&&r>=i}function p(n,t){g(n,t)&&c.point(n,t)}function d(){T.point=m,M&&M.push(x=[]),A=!0,k=!1,S=E=0/0}function v(){y&&(m(b,_),w&&k&&q.rejoin(),y.push(q.buffer())),T.point=p,k&&c.lineEnd()}function m(n,t){n=Math.max(-$a,Math.min($a,n)),t=Math.max(-$a,Math.min($a,t));var e=g(n,t);if(M&&x.push([n,t]),A)b=n,_=t,w=e,A=!1,e&&(c.lineStart(),c.point(n,t));else if(e&&k)c.point(n,t);else{var r=[S,E],u=[n,t];a(r,u)?(k||(c.lineStart(),c.point(r[0],r[1])),c.point(u[0],u[1]),e||c.lineEnd()):e&&(c.lineStart(),c.point(n,t))}S=n,E=t,k=e}var y,M,x,b,_,w,S,E,k,A,N=c,q=Jt(),T={point:p,lineStart:d,lineEnd:v,polygonStart:function(){c=q,y=[],M=[]},polygonEnd:function(){c=N,(y=vo.merge(y)).length?(c.polygonStart(),Xt(y,i,l,h,c),c.polygonEnd()):s([n,t])&&(c.polygonStart(),c.lineStart(),h(null,null,1,c),c.lineEnd(),c.polygonEnd()),y=M=x=null}};return T}}function ie(n,t,e){if(Math.abs(t)<$o)return 0>=n;var r=n/t;if(t>0){if(r>e[1])return!1;r>e[0]&&(e[0]=r)}else{if(r<e[0])return!1;r<e[1]&&(e[1]=r)}return!0}function oe(n,t){function e(e,r){return e=n(e,r),t(e[0],e[1])}return n.invert&&t.invert&&(e.invert=function(e,r){return e=t.invert(e,r),e&&n.invert(e[0],e[1])}),e}function ae(n){var t=0,e=Bo/3,r=_e(n),u=r(t,e);return u.parallels=function(n){return arguments.length?r(t=n[0]*Bo/180,e=n[1]*Bo/180):[180*(t/Bo),180*(e/Bo)]},u}function ce(n,t){function e(n,t){var e=Math.sqrt(i-2*u*Math.sin(t))/u;return[e*Math.sin(n*=u),o-e*Math.cos(n)]}var r=Math.sin(n),u=(r+Math.sin(t))/2,i=1+r*(2*u-r),o=Math.sqrt(i)/u;return e.invert=function(n,t){var e=o-t;return[Math.atan2(n,e)/u,O((i-(n*n+e*e)*u*u)/(2*u))]},e}function le(){function n(n,t){Ja+=u*n-r*t,r=n,u=t}var t,e,r,u;tc.point=function(i,o){tc.point=n,t=r=i,e=u=o},tc.lineEnd=function(){n(t,e)}}function se(n,t){Ga>n&&(Ga=n),n>Qa&&(Qa=n),Ka>t&&(Ka=t),t>nc&&(nc=t)}function fe(){function n(n,t){o.push("M",n,",",t,i)}function t(n,t){o.push("M",n,",",t),a.point=e}function e(n,t){o.push("L",n,",",t)}function r(){a.point=n}function u(){o.push("Z")}var i=he(4.5),o=[],a={point:n,lineStart:function(){a.point=t},lineEnd:r,polygonStart:function(){a.lineEnd=u},polygonEnd:function(){a.lineEnd=r,a.point=n},pointRadius:function(n){return i=he(n),a},result:function(){if(o.length){var n=o.join("");return o=[],n}}};return a}function he(n){return"m0,"+n+"a"+n+","+n+" 0 1,1 0,"+-2*n+"a"+n+","+n+" 0 1,1 0,"+2*n+"z"}function ge(n,t){Ha+=n,Fa+=t,++Pa}function pe(){function n(n,r){var u=n-t,i=r-e,o=Math.sqrt(u*u+i*i);Oa+=o*(t+n)/2,Ra+=o*(e+r)/2,Ya+=o,ge(t=n,e=r)}var t,e;rc.point=function(r,u){rc.point=n,ge(t=r,e=u)}}function de(){rc.point=ge}function ve(){function n(n,t){var e=n-r,i=t-u,o=Math.sqrt(e*e+i*i);Oa+=o*(r+n)/2,Ra+=o*(u+t)/2,Ya+=o,o=u*n-r*t,Ia+=o*(r+n),Ua+=o*(u+t),Va+=3*o,ge(r=n,u=t)}var t,e,r,u;rc.point=function(i,o){rc.point=n,ge(t=r=i,e=u=o)},rc.lineEnd=function(){n(t,e)}}function me(n){function t(t,e){n.moveTo(t,e),n.arc(t,e,o,0,2*Bo)}function e(t,e){n.moveTo(t,e),a.point=r}function r(t,e){n.lineTo(t,e)}function u(){a.point=t}function i(){n.closePath()}var o=4.5,a={point:t,lineStart:function(){a.point=e},lineEnd:u,polygonStart:function(){a.lineEnd=i},polygonEnd:function(){a.lineEnd=u,a.point=t},pointRadius:function(n){return o=n,a},result:c};return a}function ye(n){function t(t){function r(e,r){e=n(e,r),t.point(e[0],e[1])}function u(){M=0/0,S.point=o,t.lineStart()}function o(r,u){var o=Ct([r,u]),a=n(r,u);e(M,x,y,b,_,w,M=a[0],x=a[1],y=r,b=o[0],_=o[1],w=o[2],i,t),t.point(M,x)}function a(){S.point=r,t.lineEnd()}function c(){u(),S.point=l,S.lineEnd=s}function l(n,t){o(f=n,h=t),g=M,p=x,d=b,v=_,m=w,S.point=o}function s(){e(M,x,y,b,_,w,g,p,f,d,v,m,i,t),S.lineEnd=a,a()}var f,h,g,p,d,v,m,y,M,x,b,_,w,S={point:r,lineStart:u,lineEnd:a,polygonStart:function(){t.polygonStart(),S.lineStart=c},polygonEnd:function(){t.polygonEnd(),S.lineStart=u}};return S}function e(t,i,o,a,c,l,s,f,h,g,p,d,v,m){var y=s-t,M=f-i,x=y*y+M*M;if(x>4*r&&v--){var b=a+g,_=c+p,w=l+d,S=Math.sqrt(b*b+_*_+w*w),E=Math.asin(w/=S),k=Math.abs(Math.abs(w)-1)<$o?(o+h)/2:Math.atan2(_,b),A=n(k,E),N=A[0],q=A[1],T=N-t,z=q-i,C=M*T-y*z;(C*C/x>r||Math.abs((y*T+M*z)/x-.5)>.3||u>a*g+c*p+l*d)&&(e(t,i,o,a,c,l,N,q,k,b/=S,_/=S,w,v,m),m.point(N,q),e(N,q,k,b,_,w,s,f,h,g,p,d,v,m))}}var r=.5,u=Math.cos(30*Jo),i=16;return t.precision=function(n){return arguments.length?(i=(r=n*n)>0&&16,t):Math.sqrt(r)},t}function Me(n){this.stream=n}function xe(n){var t=ye(function(t,e){return n([t*Go,e*Go])});return function(n){var e=new Me(n=t(n));return e.point=function(t,e){n.point(t*Jo,e*Jo)},e}}function be(n){return _e(function(){return n})()}function _e(n){function t(n){return n=a(n[0]*Jo,n[1]*Jo),[n[0]*h+c,l-n[1]*h]}function e(n){return n=a.invert((n[0]-c)/h,(l-n[1])/h),n&&[n[0]*Go,n[1]*Go]}function r(){a=oe(o=Ee(m,y,M),i);var n=i(d,v);return c=g-n[0]*h,l=p+n[1]*h,u()}function u(){return s&&(s.valid=!1,s=null),t}var i,o,a,c,l,s,f=ye(function(n,t){return n=i(n,t),[n[0]*h+c,l-n[1]*h]}),h=150,g=480,p=250,d=0,v=0,m=0,y=0,M=0,x=Xa,b=dt,_=null,w=null;return t.stream=function(n){return s&&(s.valid=!1),s=we(o,x(f(b(n)))),s.valid=!0,s},t.clipAngle=function(n){return arguments.length?(x=null==n?(_=n,Xa):re((_=+n)*Jo),u()):_},t.clipExtent=function(n){return arguments.length?(w=n,b=n?ue(n[0][0],n[0][1],n[1][0],n[1][1]):dt,u()):w},t.scale=function(n){return arguments.length?(h=+n,r()):h},t.translate=function(n){return arguments.length?(g=+n[0],p=+n[1],r()):[g,p]},t.center=function(n){return arguments.length?(d=n[0]%360*Jo,v=n[1]%360*Jo,r()):[d*Go,v*Go]},t.rotate=function(n){return arguments.length?(m=n[0]%360*Jo,y=n[1]%360*Jo,M=n.length>2?n[2]%360*Jo:0,r()):[m*Go,y*Go,M*Go]},vo.rebind(t,f,"precision"),function(){return i=n.apply(this,arguments),t.invert=i.invert&&e,r()}}function we(n,t){var e=new Me(t);return e.point=function(e,r){r=n(e*Jo,r*Jo),e=r[0],t.point(e>Bo?e-2*Bo:-Bo>e?e+2*Bo:e,r[1])},e}function Se(n,t){return[n,t]}function Ee(n,t,e){return n?t||e?oe(Ae(n),Ne(t,e)):Ae(n):t||e?Ne(t,e):Se}function ke(n){return function(t,e){return t+=n,[t>Bo?t-2*Bo:-Bo>t?t+2*Bo:t,e]}}function Ae(n){var t=ke(n);return t.invert=ke(-n),t}function Ne(n,t){function e(n,t){var e=Math.cos(t),a=Math.cos(n)*e,c=Math.sin(n)*e,l=Math.sin(t),s=l*r+a*u;return[Math.atan2(c*i-s*o,a*r-l*u),O(s*i+c*o)]}var r=Math.cos(n),u=Math.sin(n),i=Math.cos(t),o=Math.sin(t);return e.invert=function(n,t){var e=Math.cos(t),a=Math.cos(n)*e,c=Math.sin(n)*e,l=Math.sin(t),s=l*i-c*o;return[Math.atan2(c*i+l*o,a*r+s*u),O(s*r-a*u)]},e}function qe(n,t){var e=Math.cos(n),r=Math.sin(n);return function(u,i,o,a){var c=o*t;null!=u?(u=Te(e,u),i=Te(e,i),(o>0?i>u:u>i)&&(u+=2*o*Bo)):(u=n+2*o*Bo,i=n-.5*c);for(var l,s=u;o>0?s>i:i>s;s-=c)a.point((l=Pt([e,-r*Math.cos(s),-r*Math.sin(s)]))[0],l[1])}}function Te(n,t){var e=Ct(t);e[0]-=n,Ft(e);var r=P(-e[1]);return((-e[2]<0?-r:r)+2*Math.PI-$o)%(2*Math.PI)}function ze(n,t,e){var r=vo.range(n,t-$o,e).concat(t);return function(n){return r.map(function(t){return[n,t]})}}function Ce(n,t,e){var r=vo.range(n,t-$o,e).concat(t);return function(n){return r.map(function(t){return[t,n]})}}function De(n){return n.source}function je(n){return n.target}function Le(n,t,e,r){var u=Math.cos(t),i=Math.sin(t),o=Math.cos(r),a=Math.sin(r),c=u*Math.cos(n),l=u*Math.sin(n),s=o*Math.cos(e),f=o*Math.sin(e),h=2*Math.asin(Math.sqrt(U(r-t)+u*o*U(e-n))),g=1/Math.sin(h),p=h?function(n){var t=Math.sin(n*=h)*g,e=Math.sin(h-n)*g,r=e*c+t*s,u=e*l+t*f,o=e*i+t*a;return[Math.atan2(u,r)*Go,Math.atan2(o,Math.sqrt(r*r+u*u))*Go]}:function(){return[n*Go,t*Go]};return p.distance=h,p}function He(){function n(n,u){var i=Math.sin(u*=Jo),o=Math.cos(u),a=Math.abs((n*=Jo)-t),c=Math.cos(a);uc+=Math.atan2(Math.sqrt((a=o*Math.sin(a))*a+(a=r*i-e*o*c)*a),e*i+r*o*c),t=n,e=i,r=o}var t,e,r;ic.point=function(u,i){t=u*Jo,e=Math.sin(i*=Jo),r=Math.cos(i),ic.point=n},ic.lineEnd=function(){ic.point=ic.lineEnd=c}}function Fe(n,t){function e(t,e){var r=Math.cos(t),u=Math.cos(e),i=n(r*u);return[i*u*Math.sin(t),i*Math.sin(e)]}return e.invert=function(n,e){var r=Math.sqrt(n*n+e*e),u=t(r),i=Math.sin(u),o=Math.cos(u);return[Math.atan2(n*i,r*o),Math.asin(r&&e*i/r)]},e}function Pe(n,t){function e(n,t){var e=Math.abs(Math.abs(t)-Bo/2)<$o?0:o/Math.pow(u(t),i);return[e*Math.sin(i*n),o-e*Math.cos(i*n)]}var r=Math.cos(n),u=function(n){return Math.tan(Bo/4+n/2)},i=n===t?Math.sin(n):Math.log(r/Math.cos(t))/Math.log(u(t)/u(n)),o=r*Math.pow(u(n),i)/i;return i?(e.invert=function(n,t){var e=o-t,r=F(i)*Math.sqrt(n*n+e*e);return[Math.atan2(n,e)/i,2*Math.atan(Math.pow(o/r,1/i))-Bo/2]},e):Re}function Oe(n,t){function e(n,t){var e=i-t;return[e*Math.sin(u*n),i-e*Math.cos(u*n)]}var r=Math.cos(n),u=n===t?Math.sin(n):(r-Math.cos(t))/(t-n),i=r/u+n;return Math.abs(u)<$o?Se:(e.invert=function(n,t){var e=i-t;return[Math.atan2(n,e)/u,i-F(u)*Math.sqrt(n*n+e*e)]},e)}function Re(n,t){return[n,Math.log(Math.tan(Bo/4+t/2))]}function Ye(n){var t,e=be(n),r=e.scale,u=e.translate,i=e.clipExtent;return e.scale=function(){var n=r.apply(e,arguments);return n===e?t?e.clipExtent(null):e:n},e.translate=function(){var n=u.apply(e,arguments);return n===e?t?e.clipExtent(null):e:n},e.clipExtent=function(n){var o=i.apply(e,arguments);if(o===e){if(t=null==n){var a=Bo*r(),c=u();i([[c[0]-a,c[1]-a],[c[0]+a,c[1]+a]])}}else t&&(o=null);return o},e.clipExtent(null)}function Ie(n,t){var e=Math.cos(t)*Math.sin(n);return[Math.log((1+e)/(1-e))/2,Math.atan2(Math.tan(t),Math.cos(n))]}function Ue(n){function t(t){function o(){l.push("M",i(n(s),a))}for(var c,l=[],s=[],f=-1,h=t.length,g=pt(e),p=pt(r);++f<h;)u.call(this,c=t[f],f)?s.push([+g.call(this,c,f),+p.call(this,c,f)]):s.length&&(o(),s=[]);return s.length&&o(),l.length?l.join(""):null}var e=Ve,r=Ze,u=Zt,i=Xe,o=i.key,a=.7;return t.x=function(n){return arguments.length?(e=n,t):e},t.y=function(n){return arguments.length?(r=n,t):r},t.defined=function(n){return arguments.length?(u=n,t):u},t.interpolate=function(n){return arguments.length?(o="function"==typeof n?i=n:(i=fc.get(n)||Xe).key,t):o},t.tension=function(n){return arguments.length?(a=n,t):a},t}function Ve(n){return n[0]}function Ze(n){return n[1]}function Xe(n){return n.join("L")}function Be(n){return Xe(n)+"Z"}function $e(n){for(var t=0,e=n.length,r=n[0],u=[r[0],",",r[1]];++t<e;)u.push("H",(r[0]+(r=n[t])[0])/2,"V",r[1]);return e>1&&u.push("H",r[0]),u.join("")}function We(n){for(var t=0,e=n.length,r=n[0],u=[r[0],",",r[1]];++t<e;)u.push("V",(r=n[t])[1],"H",r[0]);return u.join("")}function Je(n){for(var t=0,e=n.length,r=n[0],u=[r[0],",",r[1]];++t<e;)u.push("H",(r=n[t])[0],"V",r[1]);return u.join("")}function Ge(n,t){return n.length<4?Xe(n):n[1]+nr(n.slice(1,n.length-1),tr(n,t))}function Ke(n,t){return n.length<3?Xe(n):n[0]+nr((n.push(n[0]),n),tr([n[n.length-2]].concat(n,[n[1]]),t))}function Qe(n,t){return n.length<3?Xe(n):n[0]+nr(n,tr(n,t))}function nr(n,t){if(t.length<1||n.length!=t.length&&n.length!=t.length+2)return Xe(n);var e=n.length!=t.length,r="",u=n[0],i=n[1],o=t[0],a=o,c=1;if(e&&(r+="Q"+(i[0]-2*o[0]/3)+","+(i[1]-2*o[1]/3)+","+i[0]+","+i[1],u=n[1],c=2),t.length>1){a=t[1],i=n[c],c++,r+="C"+(u[0]+o[0])+","+(u[1]+o[1])+","+(i[0]-a[0])+","+(i[1]-a[1])+","+i[0]+","+i[1];for(var l=2;l<t.length;l++,c++)i=n[c],a=t[l],r+="S"+(i[0]-a[0])+","+(i[1]-a[1])+","+i[0]+","+i[1]}if(e){var s=n[c];r+="Q"+(i[0]+2*a[0]/3)+","+(i[1]+2*a[1]/3)+","+s[0]+","+s[1]}return r}function tr(n,t){for(var e,r=[],u=(1-t)/2,i=n[0],o=n[1],a=1,c=n.length;++a<c;)e=i,i=o,o=n[a],r.push([u*(o[0]-e[0]),u*(o[1]-e[1])]);return r}function er(n){if(n.length<3)return Xe(n);var t=1,e=n.length,r=n[0],u=r[0],i=r[1],o=[u,u,u,(r=n[1])[0]],a=[i,i,i,r[1]],c=[u,",",i,"L",or(pc,o),",",or(pc,a)];for(n.push(n[e-1]);++t<=e;)r=n[t],o.shift(),o.push(r[0]),a.shift(),a.push(r[1]),ar(c,o,a);return n.pop(),c.push("L",r),c.join("")}function rr(n){if(n.length<4)return Xe(n);for(var t,e=[],r=-1,u=n.length,i=[0],o=[0];++r<3;)t=n[r],i.push(t[0]),o.push(t[1]);for(e.push(or(pc,i)+","+or(pc,o)),--r;++r<u;)t=n[r],i.shift(),i.push(t[0]),o.shift(),o.push(t[1]),ar(e,i,o);return e.join("")}function ur(n){for(var t,e,r=-1,u=n.length,i=u+4,o=[],a=[];++r<4;)e=n[r%u],o.push(e[0]),a.push(e[1]);for(t=[or(pc,o),",",or(pc,a)],--r;++r<i;)e=n[r%u],o.shift(),o.push(e[0]),a.shift(),a.push(e[1]),ar(t,o,a);return t.join("")}function ir(n,t){var e=n.length-1;if(e)for(var r,u,i=n[0][0],o=n[0][1],a=n[e][0]-i,c=n[e][1]-o,l=-1;++l<=e;)r=n[l],u=l/e,r[0]=t*r[0]+(1-t)*(i+u*a),r[1]=t*r[1]+(1-t)*(o+u*c);return er(n)}function or(n,t){return n[0]*t[0]+n[1]*t[1]+n[2]*t[2]+n[3]*t[3]}function ar(n,t,e){n.push("C",or(hc,t),",",or(hc,e),",",or(gc,t),",",or(gc,e),",",or(pc,t),",",or(pc,e))}function cr(n,t){return(t[1]-n[1])/(t[0]-n[0])}function lr(n){for(var t=0,e=n.length-1,r=[],u=n[0],i=n[1],o=r[0]=cr(u,i);++t<e;)r[t]=(o+(o=cr(u=i,i=n[t+1])))/2;
-return r[t]=o,r}function sr(n){for(var t,e,r,u,i=[],o=lr(n),a=-1,c=n.length-1;++a<c;)t=cr(n[a],n[a+1]),Math.abs(t)<1e-6?o[a]=o[a+1]=0:(e=o[a]/t,r=o[a+1]/t,u=e*e+r*r,u>9&&(u=3*t/Math.sqrt(u),o[a]=u*e,o[a+1]=u*r));for(a=-1;++a<=c;)u=(n[Math.min(c,a+1)][0]-n[Math.max(0,a-1)][0])/(6*(1+o[a]*o[a])),i.push([u||0,o[a]*u||0]);return i}function fr(n){return n.length<3?Xe(n):n[0]+nr(n,sr(n))}function hr(n,t,e,r){var u,i,o,a,c,l,s;return u=r[n],i=u[0],o=u[1],u=r[t],a=u[0],c=u[1],u=r[e],l=u[0],s=u[1],(s-o)*(a-i)-(c-o)*(l-i)>0}function gr(n,t,e){return(e[0]-t[0])*(n[1]-t[1])<(e[1]-t[1])*(n[0]-t[0])}function pr(n,t,e,r){var u=n[0],i=e[0],o=t[0]-u,a=r[0]-i,c=n[1],l=e[1],s=t[1]-c,f=r[1]-l,h=(a*(c-l)-f*(u-i))/(f*o-a*s);return[u+h*o,c+h*s]}function dr(n){var t=n[0],e=n[n.length-1];return!(t[0]-e[0]||t[1]-e[1])}function vr(n,t){var e={list:n.map(function(n,t){return{index:t,x:n[0],y:n[1]}}).sort(function(n,t){return n.y<t.y?-1:n.y>t.y?1:n.x<t.x?-1:n.x>t.x?1:0}),bottomSite:null},r={list:[],leftEnd:null,rightEnd:null,init:function(){r.leftEnd=r.createHalfEdge(null,"l"),r.rightEnd=r.createHalfEdge(null,"l"),r.leftEnd.r=r.rightEnd,r.rightEnd.l=r.leftEnd,r.list.unshift(r.leftEnd,r.rightEnd)},createHalfEdge:function(n,t){return{edge:n,side:t,vertex:null,l:null,r:null}},insert:function(n,t){t.l=n,t.r=n.r,n.r.l=t,n.r=t},leftBound:function(n){var t=r.leftEnd;do t=t.r;while(t!=r.rightEnd&&u.rightOf(t,n));return t=t.l},del:function(n){n.l.r=n.r,n.r.l=n.l,n.edge=null},right:function(n){return n.r},left:function(n){return n.l},leftRegion:function(n){return null==n.edge?e.bottomSite:n.edge.region[n.side]},rightRegion:function(n){return null==n.edge?e.bottomSite:n.edge.region[vc[n.side]]}},u={bisect:function(n,t){var e={region:{l:n,r:t},ep:{l:null,r:null}},r=t.x-n.x,u=t.y-n.y,i=r>0?r:-r,o=u>0?u:-u;return e.c=n.x*r+n.y*u+.5*(r*r+u*u),i>o?(e.a=1,e.b=u/r,e.c/=r):(e.b=1,e.a=r/u,e.c/=u),e},intersect:function(n,t){var e=n.edge,r=t.edge;if(!e||!r||e.region.r==r.region.r)return null;var u=e.a*r.b-e.b*r.a;if(Math.abs(u)<1e-10)return null;var i,o,a=(e.c*r.b-r.c*e.b)/u,c=(r.c*e.a-e.c*r.a)/u,l=e.region.r,s=r.region.r;l.y<s.y||l.y==s.y&&l.x<s.x?(i=n,o=e):(i=t,o=r);var f=a>=o.region.r.x;return f&&"l"===i.side||!f&&"r"===i.side?null:{x:a,y:c}},rightOf:function(n,t){var e=n.edge,r=e.region.r,u=t.x>r.x;if(u&&"l"===n.side)return 1;if(!u&&"r"===n.side)return 0;if(1===e.a){var i=t.y-r.y,o=t.x-r.x,a=0,c=0;if(!u&&e.b<0||u&&e.b>=0?c=a=i>=e.b*o:(c=t.x+t.y*e.b>e.c,e.b<0&&(c=!c),c||(a=1)),!a){var l=r.x-e.region.l.x;c=e.b*(o*o-i*i)<l*i*(1+2*o/l+e.b*e.b),e.b<0&&(c=!c)}}else{var s=e.c-e.a*t.x,f=t.y-s,h=t.x-r.x,g=s-r.y;c=f*f>h*h+g*g}return"l"===n.side?c:!c},endPoint:function(n,e,r){n.ep[e]=r,n.ep[vc[e]]&&t(n)},distance:function(n,t){var e=n.x-t.x,r=n.y-t.y;return Math.sqrt(e*e+r*r)}},i={list:[],insert:function(n,t,e){n.vertex=t,n.ystar=t.y+e;for(var r=0,u=i.list,o=u.length;o>r;r++){var a=u[r];if(!(n.ystar>a.ystar||n.ystar==a.ystar&&t.x>a.vertex.x))break}u.splice(r,0,n)},del:function(n){for(var t=0,e=i.list,r=e.length;r>t&&e[t]!=n;++t);e.splice(t,1)},empty:function(){return 0===i.list.length},nextEvent:function(n){for(var t=0,e=i.list,r=e.length;r>t;++t)if(e[t]==n)return e[t+1];return null},min:function(){var n=i.list[0];return{x:n.vertex.x,y:n.ystar}},extractMin:function(){return i.list.shift()}};r.init(),e.bottomSite=e.list.shift();for(var o,a,c,l,s,f,h,g,p,d,v,m,y,M=e.list.shift();;)if(i.empty()||(o=i.min()),M&&(i.empty()||M.y<o.y||M.y==o.y&&M.x<o.x))a=r.leftBound(M),c=r.right(a),h=r.rightRegion(a),m=u.bisect(h,M),f=r.createHalfEdge(m,"l"),r.insert(a,f),d=u.intersect(a,f),d&&(i.del(a),i.insert(a,d,u.distance(d,M))),a=f,f=r.createHalfEdge(m,"r"),r.insert(a,f),d=u.intersect(f,c),d&&i.insert(f,d,u.distance(d,M)),M=e.list.shift();else{if(i.empty())break;a=i.extractMin(),l=r.left(a),c=r.right(a),s=r.right(c),h=r.leftRegion(a),g=r.rightRegion(c),v=a.vertex,u.endPoint(a.edge,a.side,v),u.endPoint(c.edge,c.side,v),r.del(a),i.del(c),r.del(c),y="l",h.y>g.y&&(p=h,h=g,g=p,y="r"),m=u.bisect(h,g),f=r.createHalfEdge(m,y),r.insert(l,f),u.endPoint(m,vc[y],v),d=u.intersect(l,f),d&&(i.del(l),i.insert(l,d,u.distance(d,h))),d=u.intersect(f,s),d&&i.insert(f,d,u.distance(d,h))}for(a=r.right(r.leftEnd);a!=r.rightEnd;a=r.right(a))t(a.edge)}function mr(n){return n.x}function yr(n){return n.y}function Mr(){return{leaf:!0,nodes:[],point:null,x:null,y:null}}function xr(n,t,e,r,u,i){if(!n(t,e,r,u,i)){var o=.5*(e+u),a=.5*(r+i),c=t.nodes;c[0]&&xr(n,c[0],e,r,o,a),c[1]&&xr(n,c[1],o,r,u,a),c[2]&&xr(n,c[2],e,a,o,i),c[3]&&xr(n,c[3],o,a,u,i)}}function br(n,t){n=vo.rgb(n),t=vo.rgb(t);var e=n.r,r=n.g,u=n.b,i=t.r-e,o=t.g-r,a=t.b-u;return function(n){return"#"+ct(Math.round(e+i*n))+ct(Math.round(r+o*n))+ct(Math.round(u+a*n))}}function _r(n,t){var e,r={},u={};for(e in n)e in t?r[e]=Er(n[e],t[e]):u[e]=n[e];for(e in t)e in n||(u[e]=t[e]);return function(n){for(e in r)u[e]=r[e](n);return u}}function wr(n,t){return t-=n=+n,function(e){return n+t*e}}function Sr(n,t){var e,r,u,i,o,a=0,c=0,l=[],s=[];for(n+="",t+="",mc.lastIndex=0,r=0;e=mc.exec(t);++r)e.index&&l.push(t.substring(a,c=e.index)),s.push({i:l.length,x:e[0]}),l.push(null),a=mc.lastIndex;for(a<t.length&&l.push(t.substring(a)),r=0,i=s.length;(e=mc.exec(n))&&i>r;++r)if(o=s[r],o.x==e[0]){if(o.i)if(null==l[o.i+1])for(l[o.i-1]+=o.x,l.splice(o.i,1),u=r+1;i>u;++u)s[u].i--;else for(l[o.i-1]+=o.x+l[o.i+1],l.splice(o.i,2),u=r+1;i>u;++u)s[u].i-=2;else if(null==l[o.i+1])l[o.i]=o.x;else for(l[o.i]=o.x+l[o.i+1],l.splice(o.i+1,1),u=r+1;i>u;++u)s[u].i--;s.splice(r,1),i--,r--}else o.x=wr(parseFloat(e[0]),parseFloat(o.x));for(;i>r;)o=s.pop(),null==l[o.i+1]?l[o.i]=o.x:(l[o.i]=o.x+l[o.i+1],l.splice(o.i+1,1)),i--;return 1===l.length?null==l[0]?(o=s[0].x,function(n){return o(n)+""}):function(){return t}:function(n){for(r=0;i>r;++r)l[(o=s[r]).i]=o.x(n);return l.join("")}}function Er(n,t){for(var e,r=vo.interpolators.length;--r>=0&&!(e=vo.interpolators[r](n,t)););return e}function kr(n,t){var e,r=[],u=[],i=n.length,o=t.length,a=Math.min(n.length,t.length);for(e=0;a>e;++e)r.push(Er(n[e],t[e]));for(;i>e;++e)u[e]=n[e];for(;o>e;++e)u[e]=t[e];return function(n){for(e=0;a>e;++e)u[e]=r[e](n);return u}}function Ar(n){return function(t){return 0>=t?0:t>=1?1:n(t)}}function Nr(n){return function(t){return 1-n(1-t)}}function qr(n){return function(t){return.5*(.5>t?n(2*t):2-n(2-2*t))}}function Tr(n){return n*n}function zr(n){return n*n*n}function Cr(n){if(0>=n)return 0;if(n>=1)return 1;var t=n*n,e=t*n;return 4*(.5>n?e:3*(n-t)+e-.75)}function Dr(n){return function(t){return Math.pow(t,n)}}function jr(n){return 1-Math.cos(n*Bo/2)}function Lr(n){return Math.pow(2,10*(n-1))}function Hr(n){return 1-Math.sqrt(1-n*n)}function Fr(n,t){var e;return arguments.length<2&&(t=.45),arguments.length?e=t/(2*Bo)*Math.asin(1/n):(n=1,e=t/4),function(r){return 1+n*Math.pow(2,10*-r)*Math.sin(2*(r-e)*Bo/t)}}function Pr(n){return n||(n=1.70158),function(t){return t*t*((n+1)*t-n)}}function Or(n){return 1/2.75>n?7.5625*n*n:2/2.75>n?7.5625*(n-=1.5/2.75)*n+.75:2.5/2.75>n?7.5625*(n-=2.25/2.75)*n+.9375:7.5625*(n-=2.625/2.75)*n+.984375}function Rr(n,t){n=vo.hcl(n),t=vo.hcl(t);var e=n.h,r=n.c,u=n.l,i=t.h-e,o=t.c-r,a=t.l-u;return isNaN(o)&&(o=0,r=isNaN(r)?t.c:r),isNaN(i)?(i=0,e=isNaN(e)?t.h:e):i>180?i-=360:-180>i&&(i+=360),function(n){return J(e+i*n,r+o*n,u+a*n)+""}}function Yr(n,t){n=vo.hsl(n),t=vo.hsl(t);var e=n.h,r=n.s,u=n.l,i=t.h-e,o=t.s-r,a=t.l-u;return isNaN(o)&&(o=0,r=isNaN(r)?t.s:r),isNaN(i)?(i=0,e=isNaN(e)?t.h:e):i>180?i-=360:-180>i&&(i+=360),function(n){return B(e+i*n,r+o*n,u+a*n)+""}}function Ir(n,t){n=vo.lab(n),t=vo.lab(t);var e=n.l,r=n.a,u=n.b,i=t.l-e,o=t.a-r,a=t.b-u;return function(n){return Q(e+i*n,r+o*n,u+a*n)+""}}function Ur(n,t){return t-=n,function(e){return Math.round(n+t*e)}}function Vr(n){var t=[n.a,n.b],e=[n.c,n.d],r=Xr(t),u=Zr(t,e),i=Xr(Br(e,t,-u))||0;t[0]*e[1]<e[0]*t[1]&&(t[0]*=-1,t[1]*=-1,r*=-1,u*=-1),this.rotate=(r?Math.atan2(t[1],t[0]):Math.atan2(-e[0],e[1]))*Go,this.translate=[n.e,n.f],this.scale=[r,i],this.skew=i?Math.atan2(u,i)*Go:0}function Zr(n,t){return n[0]*t[0]+n[1]*t[1]}function Xr(n){var t=Math.sqrt(Zr(n,n));return t&&(n[0]/=t,n[1]/=t),t}function Br(n,t,e){return n[0]+=e*t[0],n[1]+=e*t[1],n}function $r(n,t){var e,r=[],u=[],i=vo.transform(n),o=vo.transform(t),a=i.translate,c=o.translate,l=i.rotate,s=o.rotate,f=i.skew,h=o.skew,g=i.scale,p=o.scale;return a[0]!=c[0]||a[1]!=c[1]?(r.push("translate(",null,",",null,")"),u.push({i:1,x:wr(a[0],c[0])},{i:3,x:wr(a[1],c[1])})):c[0]||c[1]?r.push("translate("+c+")"):r.push(""),l!=s?(l-s>180?s+=360:s-l>180&&(l+=360),u.push({i:r.push(r.pop()+"rotate(",null,")")-2,x:wr(l,s)})):s&&r.push(r.pop()+"rotate("+s+")"),f!=h?u.push({i:r.push(r.pop()+"skewX(",null,")")-2,x:wr(f,h)}):h&&r.push(r.pop()+"skewX("+h+")"),g[0]!=p[0]||g[1]!=p[1]?(e=r.push(r.pop()+"scale(",null,",",null,")"),u.push({i:e-4,x:wr(g[0],p[0])},{i:e-2,x:wr(g[1],p[1])})):(1!=p[0]||1!=p[1])&&r.push(r.pop()+"scale("+p+")"),e=u.length,function(n){for(var t,i=-1;++i<e;)r[(t=u[i]).i]=t.x(n);return r.join("")}}function Wr(n,t){return t=t-(n=+n)?1/(t-n):0,function(e){return(e-n)*t}}function Jr(n,t){return t=t-(n=+n)?1/(t-n):0,function(e){return Math.max(0,Math.min(1,(e-n)*t))}}function Gr(n){for(var t=n.source,e=n.target,r=Qr(t,e),u=[t];t!==r;)t=t.parent,u.push(t);for(var i=u.length;e!==r;)u.splice(i,0,e),e=e.parent;return u}function Kr(n){for(var t=[],e=n.parent;null!=e;)t.push(n),n=e,e=e.parent;return t.push(n),t}function Qr(n,t){if(n===t)return n;for(var e=Kr(n),r=Kr(t),u=e.pop(),i=r.pop(),o=null;u===i;)o=u,u=e.pop(),i=r.pop();return o}function nu(n){n.fixed|=2}function tu(n){n.fixed&=-7}function eu(n){n.fixed|=4,n.px=n.x,n.py=n.y}function ru(n){n.fixed&=-5}function uu(n,t,e){var r=0,u=0;if(n.charge=0,!n.leaf)for(var i,o=n.nodes,a=o.length,c=-1;++c<a;)i=o[c],null!=i&&(uu(i,t,e),n.charge+=i.charge,r+=i.charge*i.cx,u+=i.charge*i.cy);if(n.point){n.leaf||(n.point.x+=Math.random()-.5,n.point.y+=Math.random()-.5);var l=t*e[n.point.index];n.charge+=n.pointCharge=l,r+=l*n.point.x,u+=l*n.point.y}n.cx=r/n.charge,n.cy=u/n.charge}function iu(n,t){return vo.rebind(n,t,"sort","children","value"),n.nodes=n,n.links=lu,n}function ou(n){return n.children}function au(n){return n.value}function cu(n,t){return t.value-n.value}function lu(n){return vo.merge(n.map(function(n){return(n.children||[]).map(function(t){return{source:n,target:t}})}))}function su(n){return n.x}function fu(n){return n.y}function hu(n,t,e){n.y0=t,n.y=e}function gu(n){return vo.range(n.length)}function pu(n){for(var t=-1,e=n[0].length,r=[];++t<e;)r[t]=0;return r}function du(n){for(var t,e=1,r=0,u=n[0][1],i=n.length;i>e;++e)(t=n[e][1])>u&&(r=e,u=t);return r}function vu(n){return n.reduce(mu,0)}function mu(n,t){return n+t[1]}function yu(n,t){return Mu(n,Math.ceil(Math.log(t.length)/Math.LN2+1))}function Mu(n,t){for(var e=-1,r=+n[0],u=(n[1]-r)/t,i=[];++e<=t;)i[e]=u*e+r;return i}function xu(n){return[vo.min(n),vo.max(n)]}function bu(n,t){return n.parent==t.parent?1:2}function _u(n){var t=n.children;return t&&t.length?t[0]:n._tree.thread}function wu(n){var t,e=n.children;return e&&(t=e.length)?e[t-1]:n._tree.thread}function Su(n,t){var e=n.children;if(e&&(u=e.length))for(var r,u,i=-1;++i<u;)t(r=Su(e[i],t),n)>0&&(n=r);return n}function Eu(n,t){return n.x-t.x}function ku(n,t){return t.x-n.x}function Au(n,t){return n.depth-t.depth}function Nu(n,t){function e(n,r){var u=n.children;if(u&&(o=u.length))for(var i,o,a=null,c=-1;++c<o;)i=u[c],e(i,a),a=i;t(n,r)}e(n,null)}function qu(n){for(var t,e=0,r=0,u=n.children,i=u.length;--i>=0;)t=u[i]._tree,t.prelim+=e,t.mod+=e,e+=t.shift+(r+=t.change)}function Tu(n,t,e){n=n._tree,t=t._tree;var r=e/(t.number-n.number);n.change+=r,t.change-=r,t.shift+=e,t.prelim+=e,t.mod+=e}function zu(n,t,e){return n._tree.ancestor.parent==t.parent?n._tree.ancestor:e}function Cu(n,t){return n.value-t.value}function Du(n,t){var e=n._pack_next;n._pack_next=t,t._pack_prev=n,t._pack_next=e,e._pack_prev=t}function ju(n,t){n._pack_next=t,t._pack_prev=n}function Lu(n,t){var e=t.x-n.x,r=t.y-n.y,u=n.r+t.r;return.999*u*u>e*e+r*r}function Hu(n){function t(n){s=Math.min(n.x-n.r,s),f=Math.max(n.x+n.r,f),h=Math.min(n.y-n.r,h),g=Math.max(n.y+n.r,g)}if((e=n.children)&&(l=e.length)){var e,r,u,i,o,a,c,l,s=1/0,f=-1/0,h=1/0,g=-1/0;if(e.forEach(Fu),r=e[0],r.x=-r.r,r.y=0,t(r),l>1&&(u=e[1],u.x=u.r,u.y=0,t(u),l>2))for(i=e[2],Ru(r,u,i),t(i),Du(r,i),r._pack_prev=i,Du(i,u),u=r._pack_next,o=3;l>o;o++){Ru(r,u,i=e[o]);var p=0,d=1,v=1;for(a=u._pack_next;a!==u;a=a._pack_next,d++)if(Lu(a,i)){p=1;break}if(1==p)for(c=r._pack_prev;c!==a._pack_prev&&!Lu(c,i);c=c._pack_prev,v++);p?(v>d||d==v&&u.r<r.r?ju(r,u=a):ju(r=c,u),o--):(Du(r,i),u=i,t(i))}var m=(s+f)/2,y=(h+g)/2,M=0;for(o=0;l>o;o++)i=e[o],i.x-=m,i.y-=y,M=Math.max(M,i.r+Math.sqrt(i.x*i.x+i.y*i.y));n.r=M,e.forEach(Pu)}}function Fu(n){n._pack_next=n._pack_prev=n}function Pu(n){delete n._pack_next,delete n._pack_prev}function Ou(n,t,e,r){var u=n.children;if(n.x=t+=r*n.x,n.y=e+=r*n.y,n.r*=r,u)for(var i=-1,o=u.length;++i<o;)Ou(u[i],t,e,r)}function Ru(n,t,e){var r=n.r+e.r,u=t.x-n.x,i=t.y-n.y;if(r&&(u||i)){var o=t.r+e.r,a=u*u+i*i;o*=o,r*=r;var c=.5+(r-o)/(2*a),l=Math.sqrt(Math.max(0,2*o*(r+a)-(r-=a)*r-o*o))/(2*a);e.x=n.x+c*u+l*i,e.y=n.y+c*i-l*u}else e.x=n.x+r,e.y=n.y}function Yu(n){return 1+vo.max(n,function(n){return n.y})}function Iu(n){return n.reduce(function(n,t){return n+t.x},0)/n.length}function Uu(n){var t=n.children;return t&&t.length?Uu(t[0]):n}function Vu(n){var t,e=n.children;return e&&(t=e.length)?Vu(e[t-1]):n}function Zu(n){return{x:n.x,y:n.y,dx:n.dx,dy:n.dy}}function Xu(n,t){var e=n.x+t[3],r=n.y+t[0],u=n.dx-t[1]-t[3],i=n.dy-t[0]-t[2];return 0>u&&(e+=u/2,u=0),0>i&&(r+=i/2,i=0),{x:e,y:r,dx:u,dy:i}}function Bu(n){var t=n[0],e=n[n.length-1];return e>t?[t,e]:[e,t]}function $u(n){return n.rangeExtent?n.rangeExtent():Bu(n.range())}function Wu(n,t,e,r){var u=e(n[0],n[1]),i=r(t[0],t[1]);return function(n){return i(u(n))}}function Ju(n,t){var e,r=0,u=n.length-1,i=n[r],o=n[u];return i>o&&(e=r,r=u,u=e,e=i,i=o,o=e),n[r]=t.floor(i),n[u]=t.ceil(o),n}function Gu(n){return n?{floor:function(t){return Math.floor(t/n)*n},ceil:function(t){return Math.ceil(t/n)*n}}:Ac}function Ku(n,t,e,r){var u=[],i=[],o=0,a=Math.min(n.length,t.length)-1;for(n[a]<n[0]&&(n=n.slice().reverse(),t=t.slice().reverse());++o<=a;)u.push(e(n[o-1],n[o])),i.push(r(t[o-1],t[o]));return function(t){var e=vo.bisect(n,t,1,a)-1;return i[e](u[e](t))}}function Qu(n,t,e,r){function u(){var u=Math.min(n.length,t.length)>2?Ku:Wu,c=r?Jr:Wr;return o=u(n,t,c,e),a=u(t,n,c,Er),i}function i(n){return o(n)}var o,a;return i.invert=function(n){return a(n)},i.domain=function(t){return arguments.length?(n=t.map(Number),u()):n},i.range=function(n){return arguments.length?(t=n,u()):t},i.rangeRound=function(n){return i.range(n).interpolate(Ur)},i.clamp=function(n){return arguments.length?(r=n,u()):r},i.interpolate=function(n){return arguments.length?(e=n,u()):e},i.ticks=function(t){return ri(n,t)},i.tickFormat=function(t,e){return ui(n,t,e)},i.nice=function(t){return ti(n,t),u()},i.copy=function(){return Qu(n,t,e,r)},u()}function ni(n,t){return vo.rebind(n,t,"range","rangeRound","interpolate","clamp")}function ti(n,t){return Ju(n,Gu(ei(n,t)[2]))}function ei(n,t){null==t&&(t=10);var e=Bu(n),r=e[1]-e[0],u=Math.pow(10,Math.floor(Math.log(r/t)/Math.LN10)),i=t/r*u;return.15>=i?u*=10:.35>=i?u*=5:.75>=i&&(u*=2),e[0]=Math.ceil(e[0]/u)*u,e[1]=Math.floor(e[1]/u)*u+.5*u,e[2]=u,e}function ri(n,t){return vo.range.apply(vo,ei(n,t))}function ui(n,t,e){var r=-Math.floor(Math.log(ei(n,t)[2])/Math.LN10+.01);return vo.format(e?e.replace(Sa,function(n,t,e,u,i,o,a,c,l,s){return[t,e,u,i,o,a,c,l||"."+(r-2*("%"===s)),s].join("")}):",."+r+"f")}function ii(n,t,e,r){function u(n){return(e?Math.log(0>n?0:n):-Math.log(n>0?0:-n))/Math.log(t)}function i(n){return e?Math.pow(t,n):-Math.pow(t,-n)}function o(t){return n(u(t))}return o.invert=function(t){return i(n.invert(t))},o.domain=function(t){return arguments.length?(e=t[0]>=0,n.domain((r=t.map(Number)).map(u)),o):r},o.base=function(e){return arguments.length?(t=+e,n.domain(r.map(u)),o):t},o.nice=function(){var t=Ju(r.map(u),e?Math:qc);return n.domain(t),r=t.map(i),o},o.ticks=function(){var n=Bu(r),o=[],a=n[0],c=n[1],l=Math.floor(u(a)),s=Math.ceil(u(c)),f=t%1?2:t;if(isFinite(s-l)){if(e){for(;s>l;l++)for(var h=1;f>h;h++)o.push(i(l)*h);o.push(i(l))}else for(o.push(i(l));l++<s;)for(var h=f-1;h>0;h--)o.push(i(l)*h);for(l=0;o[l]<a;l++);for(s=o.length;o[s-1]>c;s--);o=o.slice(l,s)}return o},o.tickFormat=function(n,t){if(!arguments.length)return Nc;arguments.length<2?t=Nc:"function"!=typeof t&&(t=vo.format(t));var r,a=Math.max(.1,n/o.ticks().length),c=e?(r=1e-12,Math.ceil):(r=-1e-12,Math.floor);return function(n){return n/i(c(u(n)+r))<=a?t(n):""}},o.copy=function(){return ii(n.copy(),t,e,r)},ni(o,n)}function oi(n,t,e){function r(t){return n(u(t))}var u=ai(t),i=ai(1/t);return r.invert=function(t){return i(n.invert(t))},r.domain=function(t){return arguments.length?(n.domain((e=t.map(Number)).map(u)),r):e},r.ticks=function(n){return ri(e,n)},r.tickFormat=function(n,t){return ui(e,n,t)},r.nice=function(n){return r.domain(ti(e,n))},r.exponent=function(o){return arguments.length?(u=ai(t=o),i=ai(1/t),n.domain(e.map(u)),r):t},r.copy=function(){return oi(n.copy(),t,e)},ni(r,n)}function ai(n){return function(t){return 0>t?-Math.pow(-t,n):Math.pow(t,n)}}function ci(n,t){function e(t){return o[((i.get(t)||i.set(t,n.push(t)))-1)%o.length]}function r(t,e){return vo.range(n.length).map(function(n){return t+e*n})}var i,o,a;return e.domain=function(r){if(!arguments.length)return n;n=[],i=new u;for(var o,a=-1,c=r.length;++a<c;)i.has(o=r[a])||i.set(o,n.push(o));return e[t.t].apply(e,t.a)},e.range=function(n){return arguments.length?(o=n,a=0,t={t:"range",a:arguments},e):o},e.rangePoints=function(u,i){arguments.length<2&&(i=0);var c=u[0],l=u[1],s=(l-c)/(Math.max(1,n.length-1)+i);return o=r(n.length<2?(c+l)/2:c+s*i/2,s),a=0,t={t:"rangePoints",a:arguments},e},e.rangeBands=function(u,i,c){arguments.length<2&&(i=0),arguments.length<3&&(c=i);var l=u[1]<u[0],s=u[l-0],f=u[1-l],h=(f-s)/(n.length-i+2*c);return o=r(s+h*c,h),l&&o.reverse(),a=h*(1-i),t={t:"rangeBands",a:arguments},e},e.rangeRoundBands=function(u,i,c){arguments.length<2&&(i=0),arguments.length<3&&(c=i);var l=u[1]<u[0],s=u[l-0],f=u[1-l],h=Math.floor((f-s)/(n.length-i+2*c)),g=f-s-(n.length-i)*h;return o=r(s+Math.round(g/2),h),l&&o.reverse(),a=Math.round(h*(1-i)),t={t:"rangeRoundBands",a:arguments},e},e.rangeBand=function(){return a},e.rangeExtent=function(){return Bu(t.a[0])},e.copy=function(){return ci(n,t)},e.domain(n)}function li(n,t){function e(){var e=0,i=t.length;for(u=[];++e<i;)u[e-1]=vo.quantile(n,e/i);return r}function r(n){return isNaN(n=+n)?void 0:t[vo.bisect(u,n)]}var u;return r.domain=function(t){return arguments.length?(n=t.filter(function(n){return!isNaN(n)}).sort(vo.ascending),e()):n},r.range=function(n){return arguments.length?(t=n,e()):t},r.quantiles=function(){return u},r.invertExtent=function(e){return e=t.indexOf(e),0>e?[0/0,0/0]:[e>0?u[e-1]:n[0],e<u.length?u[e]:n[n.length-1]]},r.copy=function(){return li(n,t)},e()}function si(n,t,e){function r(t){return e[Math.max(0,Math.min(o,Math.floor(i*(t-n))))]}function u(){return i=e.length/(t-n),o=e.length-1,r}var i,o;return r.domain=function(e){return arguments.length?(n=+e[0],t=+e[e.length-1],u()):[n,t]},r.range=function(n){return arguments.length?(e=n,u()):e},r.invertExtent=function(t){return t=e.indexOf(t),t=0>t?0/0:t/i+n,[t,t+1/i]},r.copy=function(){return si(n,t,e)},u()}function fi(n,t){function e(e){return e>=e?t[vo.bisect(n,e)]:void 0}return e.domain=function(t){return arguments.length?(n=t,e):n},e.range=function(n){return arguments.length?(t=n,e):t},e.invertExtent=function(e){return e=t.indexOf(e),[n[e-1],n[e]]},e.copy=function(){return fi(n,t)},e}function hi(n){function t(n){return+n}return t.invert=t,t.domain=t.range=function(e){return arguments.length?(n=e.map(t),t):n},t.ticks=function(t){return ri(n,t)},t.tickFormat=function(t,e){return ui(n,t,e)},t.copy=function(){return hi(n)},t}function gi(n){return n.innerRadius}function pi(n){return n.outerRadius}function di(n){return n.startAngle}function vi(n){return n.endAngle}function mi(n){for(var t,e,r,u=-1,i=n.length;++u<i;)t=n[u],e=t[0],r=t[1]+jc,t[0]=e*Math.cos(r),t[1]=e*Math.sin(r);return n}function yi(n){function t(t){function c(){d.push("M",a(n(m),f),s,l(n(v.reverse()),f),"Z")}for(var h,g,p,d=[],v=[],m=[],y=-1,M=t.length,x=pt(e),b=pt(u),_=e===r?function(){return g}:pt(r),w=u===i?function(){return p}:pt(i);++y<M;)o.call(this,h=t[y],y)?(v.push([g=+x.call(this,h,y),p=+b.call(this,h,y)]),m.push([+_.call(this,h,y),+w.call(this,h,y)])):v.length&&(c(),v=[],m=[]);return v.length&&c(),d.length?d.join(""):null}var e=Ve,r=Ve,u=0,i=Ze,o=Zt,a=Xe,c=a.key,l=a,s="L",f=.7;return t.x=function(n){return arguments.length?(e=r=n,t):r},t.x0=function(n){return arguments.length?(e=n,t):e},t.x1=function(n){return arguments.length?(r=n,t):r},t.y=function(n){return arguments.length?(u=i=n,t):i},t.y0=function(n){return arguments.length?(u=n,t):u},t.y1=function(n){return arguments.length?(i=n,t):i},t.defined=function(n){return arguments.length?(o=n,t):o},t.interpolate=function(n){return arguments.length?(c="function"==typeof n?a=n:(a=fc.get(n)||Xe).key,l=a.reverse||a,s=a.closed?"M":"L",t):c},t.tension=function(n){return arguments.length?(f=n,t):f},t}function Mi(n){return n.radius}function xi(n){return[n.x,n.y]}function bi(n){return function(){var t=n.apply(this,arguments),e=t[0],r=t[1]+jc;return[e*Math.cos(r),e*Math.sin(r)]}}function _i(){return 64}function wi(){return"circle"}function Si(n){var t=Math.sqrt(n/Bo);return"M0,"+t+"A"+t+","+t+" 0 1,1 0,"+-t+"A"+t+","+t+" 0 1,1 0,"+t+"Z"}function Ei(n,t){return jo(n,Yc),n.id=t,n}function ki(n,t,e,r){var u=n.id;return N(n,"function"==typeof e?function(n,i,o){n.__transition__[u].tween.set(t,r(e.call(n,n.__data__,i,o)))}:(e=r(e),function(n){n.__transition__[u].tween.set(t,e)}))}function Ai(n){return null==n&&(n=""),function(){this.textContent=n}}function Ni(n,t,e,r){var i=n.__transition__||(n.__transition__={active:0,count:0}),o=i[e];if(!o){var a=r.time;o=i[e]={tween:new u,time:a,ease:r.ease,delay:r.delay,duration:r.duration},++i.count,vo.timer(function(r){function u(r){return i.active>e?l():(i.active=e,o.event&&o.event.start.call(n,s,t),o.tween.forEach(function(e,r){(r=r.call(n,s,t))&&p.push(r)}),c(r)?1:(xt(c,0,a),void 0))}function c(r){if(i.active!==e)return l();for(var u=(r-h)/g,a=f(u),c=p.length;c>0;)p[--c].call(n,a);return u>=1?(o.event&&o.event.end.call(n,s,t),l()):void 0}function l(){return--i.count?delete i[e]:delete n.__transition__,1}var s=n.__data__,f=o.ease,h=o.delay,g=o.duration,p=[];return r>=h?u(r):(xt(u,h,a),void 0)},0,a)}}function qi(n,t){n.attr("transform",function(n){return"translate("+t(n)+",0)"})}function Ti(n,t){n.attr("transform",function(n){return"translate(0,"+t(n)+")"})}function zi(){this._=new Date(arguments.length>1?Date.UTC.apply(this,arguments):arguments[0])}function Ci(n,t,e){function r(t){var e=n(t),r=i(e,1);return r-t>t-e?e:r}function u(e){return t(e=n(new $c(e-1)),1),e}function i(n,e){return t(n=new $c(+n),e),n}function o(n,r,i){var o=u(n),a=[];if(i>1)for(;r>o;)e(o)%i||a.push(new Date(+o)),t(o,1);else for(;r>o;)a.push(new Date(+o)),t(o,1);return a}function a(n,t,e){try{$c=zi;var r=new zi;return r._=n,o(r,t,e)}finally{$c=Date}}n.floor=n,n.round=r,n.ceil=u,n.offset=i,n.range=o;var c=n.utc=Di(n);return c.floor=c,c.round=Di(r),c.ceil=Di(u),c.offset=Di(i),c.range=a,n}function Di(n){return function(t,e){try{$c=zi;var r=new zi;return r._=t,n(r,e)._}finally{$c=Date}}}function ji(n){function t(t){for(var r,u,i,o=[],a=-1,c=0;++a<e;)37===n.charCodeAt(a)&&(o.push(n.substring(c,a)),null!=(u=gl[r=n.charAt(++a)])&&(r=n.charAt(++a)),(i=pl[r])&&(r=i(t,null==u?"e"===r?" ":"0":u)),o.push(r),c=a+1);return o.push(n.substring(c,a)),o.join("")}var e=n.length;return t.parse=function(t){var e={y:1900,m:0,d:1,H:0,M:0,S:0,L:0},r=Li(e,n,t,0);if(r!=t.length)return null;"p"in e&&(e.H=e.H%12+12*e.p);var u=new $c;return"j"in e?u.setFullYear(e.y,0,e.j):"w"in e&&("W"in e||"U"in e)?(u.setFullYear(e.y,0,1),u.setFullYear(e.y,0,"W"in e?(e.w+6)%7+7*e.W-(u.getDay()+5)%7:e.w+7*e.U-(u.getDay()+6)%7)):u.setFullYear(e.y,e.m,e.d),u.setHours(e.H,e.M,e.S,e.L),u},t.toString=function(){return n},t}function Li(n,t,e,r){for(var u,i,o,a=0,c=t.length,l=e.length;c>a;){if(r>=l)return-1;if(u=t.charCodeAt(a++),37===u){if(o=t.charAt(a++),i=dl[o in gl?t.charAt(a++):o],!i||(r=i(n,e,r))<0)return-1}else if(u!=e.charCodeAt(r++))return-1}return r}function Hi(n){return new RegExp("^(?:"+n.map(vo.requote).join("|")+")","i")}function Fi(n){for(var t=new u,e=-1,r=n.length;++e<r;)t.set(n[e].toLowerCase(),e);return t}function Pi(n,t,e){var r=0>n?"-":"",u=(r?-n:n)+"",i=u.length;return r+(e>i?new Array(e-i+1).join(t)+u:u)}function Oi(n,t,e){ol.lastIndex=0;var r=ol.exec(t.substring(e));return r?(n.w=al.get(r[0].toLowerCase()),e+r[0].length):-1}function Ri(n,t,e){ul.lastIndex=0;var r=ul.exec(t.substring(e));return r?(n.w=il.get(r[0].toLowerCase()),e+r[0].length):-1}function Yi(n,t,e){vl.lastIndex=0;var r=vl.exec(t.substring(e,e+1));return r?(n.w=+r[0],e+r[0].length):-1}function Ii(n,t,e){vl.lastIndex=0;var r=vl.exec(t.substring(e));return r?(n.U=+r[0],e+r[0].length):-1}function Ui(n,t,e){vl.lastIndex=0;var r=vl.exec(t.substring(e));return r?(n.W=+r[0],e+r[0].length):-1}function Vi(n,t,e){sl.lastIndex=0;var r=sl.exec(t.substring(e));return r?(n.m=fl.get(r[0].toLowerCase()),e+r[0].length):-1}function Zi(n,t,e){cl.lastIndex=0;var r=cl.exec(t.substring(e));return r?(n.m=ll.get(r[0].toLowerCase()),e+r[0].length):-1}function Xi(n,t,e){return Li(n,pl.c.toString(),t,e)}function Bi(n,t,e){return Li(n,pl.x.toString(),t,e)}function $i(n,t,e){return Li(n,pl.X.toString(),t,e)}function Wi(n,t,e){vl.lastIndex=0;var r=vl.exec(t.substring(e,e+4));return r?(n.y=+r[0],e+r[0].length):-1}function Ji(n,t,e){vl.lastIndex=0;var r=vl.exec(t.substring(e,e+2));return r?(n.y=Gi(+r[0]),e+r[0].length):-1}function Gi(n){return n+(n>68?1900:2e3)}function Ki(n,t,e){vl.lastIndex=0;var r=vl.exec(t.substring(e,e+2));return r?(n.m=r[0]-1,e+r[0].length):-1}function Qi(n,t,e){vl.lastIndex=0;var r=vl.exec(t.substring(e,e+2));return r?(n.d=+r[0],e+r[0].length):-1}function no(n,t,e){vl.lastIndex=0;var r=vl.exec(t.substring(e,e+3));return r?(n.j=+r[0],e+r[0].length):-1}function to(n,t,e){vl.lastIndex=0;var r=vl.exec(t.substring(e,e+2));return r?(n.H=+r[0],e+r[0].length):-1}function eo(n,t,e){vl.lastIndex=0;var r=vl.exec(t.substring(e,e+2));return r?(n.M=+r[0],e+r[0].length):-1}function ro(n,t,e){vl.lastIndex=0;var r=vl.exec(t.substring(e,e+2));return r?(n.S=+r[0],e+r[0].length):-1}function uo(n,t,e){vl.lastIndex=0;var r=vl.exec(t.substring(e,e+3));return r?(n.L=+r[0],e+r[0].length):-1}function io(n,t,e){var r=ml.get(t.substring(e,e+=2).toLowerCase());return null==r?-1:(n.p=r,e)}function oo(n){var t=n.getTimezoneOffset(),e=t>0?"-":"+",r=~~(Math.abs(t)/60),u=Math.abs(t)%60;return e+Pi(r,"0",2)+Pi(u,"0",2)}function ao(n,t,e){hl.lastIndex=0;var r=hl.exec(t.substring(e,e+1));return r?e+r[0].length:-1}function co(n){function t(n){try{$c=zi;var t=new $c;return t._=n,e(t)}finally{$c=Date}}var e=ji(n);return t.parse=function(n){try{$c=zi;var t=e.parse(n);return t&&t._}finally{$c=Date}},t.toString=e.toString,t}function lo(n){return n.toISOString()}function so(n,t,e){function r(t){return n(t)}function u(n,e){var r=n[1]-n[0],u=r/e,i=vo.bisect(Ml,u);return i==Ml.length?[t.year,ei(n.map(function(n){return n/31536e6}),e)[2]]:i?t[u/Ml[i-1]<Ml[i]/u?i-1:i]:[wl,ei(n,e)[2]]}return r.invert=function(t){return fo(n.invert(t))},r.domain=function(t){return arguments.length?(n.domain(t),r):n.domain().map(fo)},r.nice=function(n,t){function e(e){return!isNaN(e)&&!n.range(e,fo(+e+1),t).length}var i=r.domain(),o=Bu(i),a=null==n?u(o,10):"number"==typeof n&&u(o,n);return a&&(n=a[0],t=a[1]),r.domain(Ju(i,t>1?{floor:function(t){for(;e(t=n.floor(t));)t=fo(t-1);return t},ceil:function(t){for(;e(t=n.ceil(t));)t=fo(+t+1);return t}}:n))},r.ticks=function(n,t){var e=Bu(r.domain()),i=null==n?u(e,10):"number"==typeof n?u(e,n):!n.range&&[{range:n},t];return i&&(n=i[0],t=i[1]),n.range(e[0],fo(+e[1]+1),t)},r.tickFormat=function(){return e},r.copy=function(){return so(n.copy(),t,e)},ni(r,n)}function fo(n){return new Date(n)}function ho(n){return function(t){for(var e=n.length-1,r=n[e];!r[1](t);)r=n[--e];return r[0](t)}}function go(n){return JSON.parse(n.responseText)}function po(n){var t=Mo.createRange();return t.selectNode(Mo.body),t.createContextualFragment(n.responseText)}var vo={version:"3.3.2"};Date.now||(Date.now=function(){return+new Date});var mo=[].slice,yo=function(n){return mo.call(n)},Mo=document,xo=Mo.documentElement,bo=window;try{yo(xo.childNodes)[0].nodeType}catch(_o){yo=function(n){for(var t=n.length,e=new Array(t);t--;)e[t]=n[t];return e}}try{Mo.createElement("div").style.setProperty("opacity",0,"")}catch(wo){var So=bo.Element.prototype,Eo=So.setAttribute,ko=So.setAttributeNS,Ao=bo.CSSStyleDeclaration.prototype,No=Ao.setProperty;So.setAttribute=function(n,t){Eo.call(this,n,t+"")},So.setAttributeNS=function(n,t,e){ko.call(this,n,t,e+"")},Ao.setProperty=function(n,t,e){No.call(this,n,t+"",e)}}vo.ascending=function(n,t){return t>n?-1:n>t?1:n>=t?0:0/0},vo.descending=function(n,t){return n>t?-1:t>n?1:t>=n?0:0/0},vo.min=function(n,t){var e,r,u=-1,i=n.length;if(1===arguments.length){for(;++u<i&&!(null!=(e=n[u])&&e>=e);)e=void 0;for(;++u<i;)null!=(r=n[u])&&e>r&&(e=r)}else{for(;++u<i&&!(null!=(e=t.call(n,n[u],u))&&e>=e);)e=void 0;for(;++u<i;)null!=(r=t.call(n,n[u],u))&&e>r&&(e=r)}return e},vo.max=function(n,t){var e,r,u=-1,i=n.length;if(1===arguments.length){for(;++u<i&&!(null!=(e=n[u])&&e>=e);)e=void 0;for(;++u<i;)null!=(r=n[u])&&r>e&&(e=r)}else{for(;++u<i&&!(null!=(e=t.call(n,n[u],u))&&e>=e);)e=void 0;for(;++u<i;)null!=(r=t.call(n,n[u],u))&&r>e&&(e=r)}return e},vo.extent=function(n,t){var e,r,u,i=-1,o=n.length;if(1===arguments.length){for(;++i<o&&!(null!=(e=u=n[i])&&e>=e);)e=u=void 0;for(;++i<o;)null!=(r=n[i])&&(e>r&&(e=r),r>u&&(u=r))}else{for(;++i<o&&!(null!=(e=u=t.call(n,n[i],i))&&e>=e);)e=void 0;for(;++i<o;)null!=(r=t.call(n,n[i],i))&&(e>r&&(e=r),r>u&&(u=r))}return[e,u]},vo.sum=function(n,t){var e,r=0,u=n.length,i=-1;if(1===arguments.length)for(;++i<u;)isNaN(e=+n[i])||(r+=e);else for(;++i<u;)isNaN(e=+t.call(n,n[i],i))||(r+=e);return r},vo.mean=function(t,e){var r,u=t.length,i=0,o=-1,a=0;if(1===arguments.length)for(;++o<u;)n(r=t[o])&&(i+=(r-i)/++a);else for(;++o<u;)n(r=e.call(t,t[o],o))&&(i+=(r-i)/++a);return a?i:void 0},vo.quantile=function(n,t){var e=(n.length-1)*t+1,r=Math.floor(e),u=+n[r-1],i=e-r;return i?u+i*(n[r]-u):u},vo.median=function(t,e){return arguments.length>1&&(t=t.map(e)),t=t.filter(n),t.length?vo.quantile(t.sort(vo.ascending),.5):void 0},vo.bisector=function(n){return{left:function(t,e,r,u){for(arguments.length<3&&(r=0),arguments.length<4&&(u=t.length);u>r;){var i=r+u>>>1;n.call(t,t[i],i)<e?r=i+1:u=i}return r},right:function(t,e,r,u){for(arguments.length<3&&(r=0),arguments.length<4&&(u=t.length);u>r;){var i=r+u>>>1;e<n.call(t,t[i],i)?u=i:r=i+1}return r}}};var qo=vo.bisector(function(n){return n});vo.bisectLeft=qo.left,vo.bisect=vo.bisectRight=qo.right,vo.shuffle=function(n){for(var t,e,r=n.length;r;)e=0|Math.random()*r--,t=n[r],n[r]=n[e],n[e]=t;return n},vo.permute=function(n,t){for(var e=t.length,r=new Array(e);e--;)r[e]=n[t[e]];return r},vo.pairs=function(n){for(var t,e=0,r=n.length-1,u=n[0],i=new Array(0>r?0:r);r>e;)i[e]=[t=u,u=n[++e]];return i},vo.zip=function(){if(!(u=arguments.length))return[];for(var n=-1,e=vo.min(arguments,t),r=new Array(e);++n<e;)for(var u,i=-1,o=r[n]=new Array(u);++i<u;)o[i]=arguments[i][n];return r},vo.transpose=function(n){return vo.zip.apply(vo,n)},vo.keys=function(n){var t=[];for(var e in n)t.push(e);return t},vo.values=function(n){var t=[];for(var e in n)t.push(n[e]);return t},vo.entries=function(n){var t=[];for(var e in n)t.push({key:e,value:n[e]});return t},vo.merge=function(n){return Array.prototype.concat.apply([],n)},vo.range=function(n,t,r){if(arguments.length<3&&(r=1,arguments.length<2&&(t=n,n=0)),1/0===(t-n)/r)throw new Error("infinite range");
-var u,i=[],o=e(Math.abs(r)),a=-1;if(n*=o,t*=o,r*=o,0>r)for(;(u=n+r*++a)>t;)i.push(u/o);else for(;(u=n+r*++a)<t;)i.push(u/o);return i},vo.map=function(n){var t=new u;if(n instanceof u)n.forEach(function(n,e){t.set(n,e)});else for(var e in n)t.set(e,n[e]);return t},r(u,{has:function(n){return To+n in this},get:function(n){return this[To+n]},set:function(n,t){return this[To+n]=t},remove:function(n){return n=To+n,n in this&&delete this[n]},keys:function(){var n=[];return this.forEach(function(t){n.push(t)}),n},values:function(){var n=[];return this.forEach(function(t,e){n.push(e)}),n},entries:function(){var n=[];return this.forEach(function(t,e){n.push({key:t,value:e})}),n},forEach:function(n){for(var t in this)t.charCodeAt(0)===zo&&n.call(this,t.substring(1),this[t])}});var To="\0",zo=To.charCodeAt(0);vo.nest=function(){function n(t,a,c){if(c>=o.length)return r?r.call(i,a):e?a.sort(e):a;for(var l,s,f,h,g=-1,p=a.length,d=o[c++],v=new u;++g<p;)(h=v.get(l=d(s=a[g])))?h.push(s):v.set(l,[s]);return t?(s=t(),f=function(e,r){s.set(e,n(t,r,c))}):(s={},f=function(e,r){s[e]=n(t,r,c)}),v.forEach(f),s}function t(n,e){if(e>=o.length)return n;var r=[],u=a[e++];return n.forEach(function(n,u){r.push({key:n,values:t(u,e)})}),u?r.sort(function(n,t){return u(n.key,t.key)}):r}var e,r,i={},o=[],a=[];return i.map=function(t,e){return n(e,t,0)},i.entries=function(e){return t(n(vo.map,e,0),0)},i.key=function(n){return o.push(n),i},i.sortKeys=function(n){return a[o.length-1]=n,i},i.sortValues=function(n){return e=n,i},i.rollup=function(n){return r=n,i},i},vo.set=function(n){var t=new i;if(n)for(var e=0,r=n.length;r>e;++e)t.add(n[e]);return t},r(i,{has:function(n){return To+n in this},add:function(n){return this[To+n]=!0,n},remove:function(n){return n=To+n,n in this&&delete this[n]},values:function(){var n=[];return this.forEach(function(t){n.push(t)}),n},forEach:function(n){for(var t in this)t.charCodeAt(0)===zo&&n.call(this,t.substring(1))}}),vo.behavior={},vo.rebind=function(n,t){for(var e,r=1,u=arguments.length;++r<u;)n[e=arguments[r]]=o(n,t,t[e]);return n};var Co=["webkit","ms","moz","Moz","o","O"];vo.dispatch=function(){for(var n=new l,t=-1,e=arguments.length;++t<e;)n[arguments[t]]=s(n);return n},l.prototype.on=function(n,t){var e=n.indexOf("."),r="";if(e>=0&&(r=n.substring(e+1),n=n.substring(0,e)),n)return arguments.length<2?this[n].on(r):this[n].on(r,t);if(2===arguments.length){if(null==t)for(n in this)this.hasOwnProperty(n)&&this[n].on(r,null);return this}},vo.event=null,vo.requote=function(n){return n.replace(Do,"\\$&")};var Do=/[\\\^\$\*\+\?\|\[\]\(\)\.\{\}]/g,jo={}.__proto__?function(n,t){n.__proto__=t}:function(n,t){for(var e in t)n[e]=t[e]},Lo=function(n,t){return t.querySelector(n)},Ho=function(n,t){return t.querySelectorAll(n)},Fo=xo[a(xo,"matchesSelector")],Po=function(n,t){return Fo.call(n,t)};"function"==typeof Sizzle&&(Lo=function(n,t){return Sizzle(n,t)[0]||null},Ho=function(n,t){return Sizzle.uniqueSort(Sizzle(n,t))},Po=Sizzle.matchesSelector),vo.selection=function(){return Io};var Oo=vo.selection.prototype=[];Oo.select=function(n){var t,e,r,u,i=[];n=d(n);for(var o=-1,a=this.length;++o<a;){i.push(t=[]),t.parentNode=(r=this[o]).parentNode;for(var c=-1,l=r.length;++c<l;)(u=r[c])?(t.push(e=n.call(u,u.__data__,c,o)),e&&"__data__"in u&&(e.__data__=u.__data__)):t.push(null)}return p(i)},Oo.selectAll=function(n){var t,e,r=[];n=v(n);for(var u=-1,i=this.length;++u<i;)for(var o=this[u],a=-1,c=o.length;++a<c;)(e=o[a])&&(r.push(t=yo(n.call(e,e.__data__,a,u))),t.parentNode=e);return p(r)};var Ro={svg:"http://www.w3.org/2000/svg",xhtml:"http://www.w3.org/1999/xhtml",xlink:"http://www.w3.org/1999/xlink",xml:"http://www.w3.org/XML/1998/namespace",xmlns:"http://www.w3.org/2000/xmlns/"};vo.ns={prefix:Ro,qualify:function(n){var t=n.indexOf(":"),e=n;return t>=0&&(e=n.substring(0,t),n=n.substring(t+1)),Ro.hasOwnProperty(e)?{space:Ro[e],local:n}:n}},Oo.attr=function(n,t){if(arguments.length<2){if("string"==typeof n){var e=this.node();return n=vo.ns.qualify(n),n.local?e.getAttributeNS(n.space,n.local):e.getAttribute(n)}for(t in n)this.each(m(t,n[t]));return this}return this.each(m(n,t))},Oo.classed=function(n,t){if(arguments.length<2){if("string"==typeof n){var e=this.node(),r=(n=n.trim().split(/^|\s+/g)).length,u=-1;if(t=e.classList){for(;++u<r;)if(!t.contains(n[u]))return!1}else for(t=e.getAttribute("class");++u<r;)if(!M(n[u]).test(t))return!1;return!0}for(t in n)this.each(x(t,n[t]));return this}return this.each(x(n,t))},Oo.style=function(n,t,e){var r=arguments.length;if(3>r){if("string"!=typeof n){2>r&&(t="");for(e in n)this.each(_(e,n[e],t));return this}if(2>r)return bo.getComputedStyle(this.node(),null).getPropertyValue(n);e=""}return this.each(_(n,t,e))},Oo.property=function(n,t){if(arguments.length<2){if("string"==typeof n)return this.node()[n];for(t in n)this.each(w(t,n[t]));return this}return this.each(w(n,t))},Oo.text=function(n){return arguments.length?this.each("function"==typeof n?function(){var t=n.apply(this,arguments);this.textContent=null==t?"":t}:null==n?function(){this.textContent=""}:function(){this.textContent=n}):this.node().textContent},Oo.html=function(n){return arguments.length?this.each("function"==typeof n?function(){var t=n.apply(this,arguments);this.innerHTML=null==t?"":t}:null==n?function(){this.innerHTML=""}:function(){this.innerHTML=n}):this.node().innerHTML},Oo.append=function(n){return n=S(n),this.select(function(){return this.appendChild(n.apply(this,arguments))})},Oo.insert=function(n,t){return n=S(n),t=d(t),this.select(function(){return this.insertBefore(n.apply(this,arguments),t.apply(this,arguments))})},Oo.remove=function(){return this.each(function(){var n=this.parentNode;n&&n.removeChild(this)})},Oo.data=function(n,t){function e(n,e){var r,i,o,a=n.length,f=e.length,h=Math.min(a,f),g=new Array(f),p=new Array(f),d=new Array(a);if(t){var v,m=new u,y=new u,M=[];for(r=-1;++r<a;)v=t.call(i=n[r],i.__data__,r),m.has(v)?d[r]=i:m.set(v,i),M.push(v);for(r=-1;++r<f;)v=t.call(e,o=e[r],r),(i=m.get(v))?(g[r]=i,i.__data__=o):y.has(v)||(p[r]=E(o)),y.set(v,o),m.remove(v);for(r=-1;++r<a;)m.has(M[r])&&(d[r]=n[r])}else{for(r=-1;++r<h;)i=n[r],o=e[r],i?(i.__data__=o,g[r]=i):p[r]=E(o);for(;f>r;++r)p[r]=E(e[r]);for(;a>r;++r)d[r]=n[r]}p.update=g,p.parentNode=g.parentNode=d.parentNode=n.parentNode,c.push(p),l.push(g),s.push(d)}var r,i,o=-1,a=this.length;if(!arguments.length){for(n=new Array(a=(r=this[0]).length);++o<a;)(i=r[o])&&(n[o]=i.__data__);return n}var c=q([]),l=p([]),s=p([]);if("function"==typeof n)for(;++o<a;)e(r=this[o],n.call(r,r.parentNode.__data__,o));else for(;++o<a;)e(r=this[o],n);return l.enter=function(){return c},l.exit=function(){return s},l},Oo.datum=function(n){return arguments.length?this.property("__data__",n):this.property("__data__")},Oo.filter=function(n){var t,e,r,u=[];"function"!=typeof n&&(n=k(n));for(var i=0,o=this.length;o>i;i++){u.push(t=[]),t.parentNode=(e=this[i]).parentNode;for(var a=0,c=e.length;c>a;a++)(r=e[a])&&n.call(r,r.__data__,a)&&t.push(r)}return p(u)},Oo.order=function(){for(var n=-1,t=this.length;++n<t;)for(var e,r=this[n],u=r.length-1,i=r[u];--u>=0;)(e=r[u])&&(i&&i!==e.nextSibling&&i.parentNode.insertBefore(e,i),i=e);return this},Oo.sort=function(n){n=A.apply(this,arguments);for(var t=-1,e=this.length;++t<e;)this[t].sort(n);return this.order()},Oo.each=function(n){return N(this,function(t,e,r){n.call(t,t.__data__,e,r)})},Oo.call=function(n){var t=yo(arguments);return n.apply(t[0]=this,t),this},Oo.empty=function(){return!this.node()},Oo.node=function(){for(var n=0,t=this.length;t>n;n++)for(var e=this[n],r=0,u=e.length;u>r;r++){var i=e[r];if(i)return i}return null},Oo.size=function(){var n=0;return this.each(function(){++n}),n};var Yo=[];vo.selection.enter=q,vo.selection.enter.prototype=Yo,Yo.append=Oo.append,Yo.empty=Oo.empty,Yo.node=Oo.node,Yo.call=Oo.call,Yo.size=Oo.size,Yo.select=function(n){for(var t,e,r,u,i,o=[],a=-1,c=this.length;++a<c;){r=(u=this[a]).update,o.push(t=[]),t.parentNode=u.parentNode;for(var l=-1,s=u.length;++l<s;)(i=u[l])?(t.push(r[l]=e=n.call(u.parentNode,i.__data__,l,a)),e.__data__=i.__data__):t.push(null)}return p(o)},Yo.insert=function(n,t){return arguments.length<2&&(t=T(this)),Oo.insert.call(this,n,t)},Oo.transition=function(){for(var n,t,e=Fc||++Ic,r=[],u=Pc||{time:Date.now(),ease:Cr,delay:0,duration:250},i=-1,o=this.length;++i<o;){r.push(n=[]);for(var a=this[i],c=-1,l=a.length;++c<l;)(t=a[c])&&Ni(t,c,e,u),n.push(t)}return Ei(r,e)},Oo.interrupt=function(){return this.each(z)},vo.select=function(n){var t=["string"==typeof n?Lo(n,Mo):n];return t.parentNode=xo,p([t])},vo.selectAll=function(n){var t=yo("string"==typeof n?Ho(n,Mo):n);return t.parentNode=xo,p([t])};var Io=vo.select(xo);Oo.on=function(n,t,e){var r=arguments.length;if(3>r){if("string"!=typeof n){2>r&&(t=!1);for(e in n)this.each(C(e,n[e],t));return this}if(2>r)return(r=this.node()["__on"+n])&&r._;e=!1}return this.each(C(n,t,e))};var Uo=vo.map({mouseenter:"mouseover",mouseleave:"mouseout"});Uo.forEach(function(n){"on"+n in Mo&&Uo.remove(n)});var Vo=a(xo.style,"userSelect"),Zo=0;vo.mouse=function(n){return H(n,h())};var Xo=/WebKit/.test(bo.navigator.userAgent)?-1:0;vo.touches=function(n,t){return arguments.length<2&&(t=h().touches),t?yo(t).map(function(t){var e=H(n,t);return e.identifier=t.identifier,e}):[]},vo.behavior.drag=function(){function n(){this.on("mousedown.drag",o).on("touchstart.drag",a)}function t(){return vo.event.changedTouches[0].identifier}function e(n,t){return vo.touches(n).filter(function(n){return n.identifier===t})[0]}function r(n,t,e,r){return function(){function o(){if(!s)return a();var n=t(s,g),e=n[0]-d[0],r=n[1]-d[1];v|=e|r,d=n,f({type:"drag",x:n[0]+c[0],y:n[1]+c[1],dx:e,dy:r})}function a(){m.on(e+"."+p,null).on(r+"."+p,null),y(v&&vo.event.target===h),f({type:"dragend"})}var c,l=this,s=l.parentNode,f=u.of(l,arguments),h=vo.event.target,g=n(),p=null==g?"drag":"drag-"+g,d=t(s,g),v=0,m=vo.select(bo).on(e+"."+p,o).on(r+"."+p,a),y=L();i?(c=i.apply(l,arguments),c=[c.x-d[0],c.y-d[1]]):c=[0,0],f({type:"dragstart"})}}var u=g(n,"drag","dragstart","dragend"),i=null,o=r(c,vo.mouse,"mousemove","mouseup"),a=r(t,e,"touchmove","touchend");return n.origin=function(t){return arguments.length?(i=t,n):i},vo.rebind(n,u,"on")};var Bo=Math.PI,$o=1e-6,Wo=$o*$o,Jo=Bo/180,Go=180/Bo,Ko=Math.SQRT2,Qo=2,na=4;vo.interpolateZoom=function(n,t){function e(n){var t=n*y;if(m){var e=Y(d),o=i/(Qo*h)*(e*I(Ko*t+d)-R(d));return[r+o*l,u+o*s,i*e/Y(Ko*t+d)]}return[r+n*l,u+n*s,i*Math.exp(Ko*t)]}var r=n[0],u=n[1],i=n[2],o=t[0],a=t[1],c=t[2],l=o-r,s=a-u,f=l*l+s*s,h=Math.sqrt(f),g=(c*c-i*i+na*f)/(2*i*Qo*h),p=(c*c-i*i-na*f)/(2*c*Qo*h),d=Math.log(Math.sqrt(g*g+1)-g),v=Math.log(Math.sqrt(p*p+1)-p),m=v-d,y=(m||Math.log(c/i))/Ko;return e.duration=1e3*y,e},vo.behavior.zoom=function(){function n(n){n.on(A,l).on(ra+".zoom",h).on(N,p).on("dblclick.zoom",d).on(T,s)}function t(n){return[(n[0]-S.x)/S.k,(n[1]-S.y)/S.k]}function e(n){return[n[0]*S.k+S.x,n[1]*S.k+S.y]}function r(n){S.k=Math.max(k[0],Math.min(k[1],n))}function u(n,t){t=e(t),S.x+=n[0]-t[0],S.y+=n[1]-t[1]}function i(){b&&b.domain(x.range().map(function(n){return(n-S.x)/S.k}).map(x.invert)),w&&w.domain(_.range().map(function(n){return(n-S.y)/S.k}).map(_.invert))}function o(n){n({type:"zoomstart"})}function a(n){i(),n({type:"zoom",scale:S.k,translate:[S.x,S.y]})}function c(n){n({type:"zoomend"})}function l(){function n(){s=1,u(vo.mouse(r),h),a(i)}function e(){f.on(N,bo===r?p:null).on(q,null),g(s&&vo.event.target===l),c(i)}var r=this,i=j.of(r,arguments),l=vo.event.target,s=0,f=vo.select(bo).on(N,n).on(q,e),h=t(vo.mouse(r)),g=L();z.call(r),o(i)}function s(){function n(){var n=vo.touches(d);return p=S.k,g={},n.forEach(function(n){g[n.identifier]=t(n)}),n}function e(){var t=Date.now(),e=n();if(1===e.length){if(500>t-M){var i=e[0],o=g[i.identifier];r(2*S.k),u(i,o),f(),a(v)}M=t}else if(e.length>1){var i=e[0],c=e[1],l=i[0]-c[0],s=i[1]-c[1];m=l*l+s*s}}function i(){var n=vo.touches(d),t=n[0],e=g[t.identifier];if(i=n[1]){var i,o=g[i.identifier],c=vo.event.scale;if(null==c){var l=(l=i[0]-t[0])*l+(l=i[1]-t[1])*l;c=m&&Math.sqrt(l/m)}t=[(t[0]+i[0])/2,(t[1]+i[1])/2],e=[(e[0]+o[0])/2,(e[1]+o[1])/2],r(c*p)}M=null,u(t,e),a(v)}function h(){vo.event.touches.length?n():(y.on(C,null).on(D,null),x.on(A,l).on(T,s),b(),c(v))}var g,p,d=this,v=j.of(d,arguments),m=0,y=vo.select(bo).on(C,i).on(D,h),x=vo.select(d).on(A,null).on(T,e),b=L();z.call(d),e(),o(v)}function h(){var n=j.of(this,arguments);y?clearTimeout(y):(z.call(this),o(n)),y=setTimeout(function(){y=null,c(n)},50),f();var e=m||vo.mouse(this);v||(v=t(e)),r(Math.pow(2,.002*ta())*S.k),u(e,v),a(n)}function p(){v=null}function d(){var n=j.of(this,arguments),e=vo.mouse(this),i=t(e),l=Math.log(S.k)/Math.LN2;o(n),r(Math.pow(2,vo.event.shiftKey?Math.ceil(l)-1:Math.floor(l)+1)),u(e,i),a(n),c(n)}var v,m,y,M,x,b,_,w,S={x:0,y:0,k:1},E=[960,500],k=ea,A="mousedown.zoom",N="mousemove.zoom",q="mouseup.zoom",T="touchstart.zoom",C="touchmove.zoom",D="touchend.zoom",j=g(n,"zoomstart","zoom","zoomend");return n.event=function(n){n.each(function(){var n=j.of(this,arguments),t=S;Fc?vo.select(this).transition().each("start.zoom",function(){S=this.__chart__||{x:0,y:0,k:1},o(n)}).tween("zoom:zoom",function(){var e=E[0],r=E[1],u=e/2,i=r/2,o=vo.interpolateZoom([(u-S.x)/S.k,(i-S.y)/S.k,e/S.k],[(u-t.x)/t.k,(i-t.y)/t.k,e/t.k]);return function(t){var r=o(t),c=e/r[2];this.__chart__=S={x:u-r[0]*c,y:i-r[1]*c,k:c},a(n)}}).each("end.zoom",function(){c(n)}):(this.__chart__=S,o(n),a(n),c(n))})},n.translate=function(t){return arguments.length?(S={x:+t[0],y:+t[1],k:S.k},i(),n):[S.x,S.y]},n.scale=function(t){return arguments.length?(S={x:S.x,y:S.y,k:+t},i(),n):S.k},n.scaleExtent=function(t){return arguments.length?(k=null==t?ea:[+t[0],+t[1]],n):k},n.center=function(t){return arguments.length?(m=t&&[+t[0],+t[1]],n):m},n.size=function(t){return arguments.length?(E=t&&[+t[0],+t[1]],n):E},n.x=function(t){return arguments.length?(b=t,x=t.copy(),S={x:0,y:0,k:1},n):b},n.y=function(t){return arguments.length?(w=t,_=t.copy(),S={x:0,y:0,k:1},n):w},vo.rebind(n,j,"on")};var ta,ea=[0,1/0],ra="onwheel"in Mo?(ta=function(){return-vo.event.deltaY*(vo.event.deltaMode?120:1)},"wheel"):"onmousewheel"in Mo?(ta=function(){return vo.event.wheelDelta},"mousewheel"):(ta=function(){return-vo.event.detail},"MozMousePixelScroll");V.prototype.toString=function(){return this.rgb()+""},vo.hsl=function(n,t,e){return 1===arguments.length?n instanceof X?Z(n.h,n.s,n.l):lt(""+n,st,Z):Z(+n,+t,+e)};var ua=X.prototype=new V;ua.brighter=function(n){return n=Math.pow(.7,arguments.length?n:1),Z(this.h,this.s,this.l/n)},ua.darker=function(n){return n=Math.pow(.7,arguments.length?n:1),Z(this.h,this.s,n*this.l)},ua.rgb=function(){return B(this.h,this.s,this.l)},vo.hcl=function(n,t,e){return 1===arguments.length?n instanceof W?$(n.h,n.c,n.l):n instanceof K?nt(n.l,n.a,n.b):nt((n=ft((n=vo.rgb(n)).r,n.g,n.b)).l,n.a,n.b):$(+n,+t,+e)};var ia=W.prototype=new V;ia.brighter=function(n){return $(this.h,this.c,Math.min(100,this.l+oa*(arguments.length?n:1)))},ia.darker=function(n){return $(this.h,this.c,Math.max(0,this.l-oa*(arguments.length?n:1)))},ia.rgb=function(){return J(this.h,this.c,this.l).rgb()},vo.lab=function(n,t,e){return 1===arguments.length?n instanceof K?G(n.l,n.a,n.b):n instanceof W?J(n.l,n.c,n.h):ft((n=vo.rgb(n)).r,n.g,n.b):G(+n,+t,+e)};var oa=18,aa=.95047,ca=1,la=1.08883,sa=K.prototype=new V;sa.brighter=function(n){return G(Math.min(100,this.l+oa*(arguments.length?n:1)),this.a,this.b)},sa.darker=function(n){return G(Math.max(0,this.l-oa*(arguments.length?n:1)),this.a,this.b)},sa.rgb=function(){return Q(this.l,this.a,this.b)},vo.rgb=function(n,t,e){return 1===arguments.length?n instanceof at?ot(n.r,n.g,n.b):lt(""+n,ot,B):ot(~~n,~~t,~~e)};var fa=at.prototype=new V;fa.brighter=function(n){n=Math.pow(.7,arguments.length?n:1);var t=this.r,e=this.g,r=this.b,u=30;return t||e||r?(t&&u>t&&(t=u),e&&u>e&&(e=u),r&&u>r&&(r=u),ot(Math.min(255,~~(t/n)),Math.min(255,~~(e/n)),Math.min(255,~~(r/n)))):ot(u,u,u)},fa.darker=function(n){return n=Math.pow(.7,arguments.length?n:1),ot(~~(n*this.r),~~(n*this.g),~~(n*this.b))},fa.hsl=function(){return st(this.r,this.g,this.b)},fa.toString=function(){return"#"+ct(this.r)+ct(this.g)+ct(this.b)};var ha=vo.map({aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074});ha.forEach(function(n,t){ha.set(n,ut(t))}),vo.functor=pt,vo.xhr=vt(dt),vo.dsv=function(n,t){function e(n,e,i){arguments.length<3&&(i=e,e=null);var o=vo.xhr(n,t,i);return o.row=function(n){return arguments.length?o.response(null==(e=n)?r:u(n)):e},o.row(e)}function r(n){return e.parse(n.responseText)}function u(n){return function(t){return e.parse(t.responseText,n)}}function o(t){return t.map(a).join(n)}function a(n){return c.test(n)?'"'+n.replace(/\"/g,'""')+'"':n}var c=new RegExp('["'+n+"\n]"),l=n.charCodeAt(0);return e.parse=function(n,t){var r;return e.parseRows(n,function(n,e){if(r)return r(n,e-1);var u=new Function("d","return {"+n.map(function(n,t){return JSON.stringify(n)+": d["+t+"]"}).join(",")+"}");r=t?function(n,e){return t(u(n),e)}:u})},e.parseRows=function(n,t){function e(){if(s>=c)return o;if(u)return u=!1,i;var t=s;if(34===n.charCodeAt(t)){for(var e=t;e++<c;)if(34===n.charCodeAt(e)){if(34!==n.charCodeAt(e+1))break;++e}s=e+2;var r=n.charCodeAt(e+1);return 13===r?(u=!0,10===n.charCodeAt(e+2)&&++s):10===r&&(u=!0),n.substring(t+1,e).replace(/""/g,'"')}for(;c>s;){var r=n.charCodeAt(s++),a=1;if(10===r)u=!0;else if(13===r)u=!0,10===n.charCodeAt(s)&&(++s,++a);else if(r!==l)continue;return n.substring(t,s-a)}return n.substring(t)}for(var r,u,i={},o={},a=[],c=n.length,s=0,f=0;(r=e())!==o;){for(var h=[];r!==i&&r!==o;)h.push(r),r=e();(!t||(h=t(h,f++)))&&a.push(h)}return a},e.format=function(t){if(Array.isArray(t[0]))return e.formatRows(t);var r=new i,u=[];return t.forEach(function(n){for(var t in n)r.has(t)||u.push(r.add(t))}),[u.map(a).join(n)].concat(t.map(function(t){return u.map(function(n){return a(t[n])}).join(n)})).join("\n")},e.formatRows=function(n){return n.map(o).join("\n")},e},vo.csv=vo.dsv(",","text/csv"),vo.tsv=vo.dsv("	","text/tab-separated-values");var ga,pa,da,va,ma,ya=bo[a(bo,"requestAnimationFrame")]||function(n){setTimeout(n,17)};vo.timer=function(n,t,e){var r=arguments.length;2>r&&(t=0),3>r&&(e=Date.now());var u=e+t,i={callback:n,time:u,next:null};pa?pa.next=i:ga=i,pa=i,da||(va=clearTimeout(va),da=1,ya(Mt))},vo.timer.flush=function(){bt(),_t()};var Ma=".",xa=",",ba=[3,3],_a="$",wa=["y","z","a","f","p","n","\xb5","m","","k","M","G","T","P","E","Z","Y"].map(wt);vo.formatPrefix=function(n,t){var e=0;return n&&(0>n&&(n*=-1),t&&(n=vo.round(n,St(n,t))),e=1+Math.floor(1e-12+Math.log(n)/Math.LN10),e=Math.max(-24,Math.min(24,3*Math.floor((0>=e?e+1:e-1)/3)))),wa[8+e/3]},vo.round=function(n,t){return t?Math.round(n*(t=Math.pow(10,t)))/t:Math.round(n)},vo.format=function(n){var t=Sa.exec(n),e=t[1]||" ",r=t[2]||">",u=t[3]||"",i=t[4]||"",o=t[5],a=+t[6],c=t[7],l=t[8],s=t[9],f=1,h="",g=!1;switch(l&&(l=+l.substring(1)),(o||"0"===e&&"="===r)&&(o=e="0",r="=",c&&(a-=Math.floor((a-1)/4))),s){case"n":c=!0,s="g";break;case"%":f=100,h="%",s="f";break;case"p":f=100,h="%",s="r";break;case"b":case"o":case"x":case"X":"#"===i&&(i="0"+s.toLowerCase());case"c":case"d":g=!0,l=0;break;case"s":f=-1,s="r"}"#"===i?i="":"$"===i&&(i=_a),"r"!=s||l||(s="g"),null!=l&&("g"==s?l=Math.max(1,Math.min(21,l)):("e"==s||"f"==s)&&(l=Math.max(0,Math.min(20,l)))),s=Ea.get(s)||Et;var p=o&&c;return function(n){if(g&&n%1)return"";var t=0>n||0===n&&0>1/n?(n=-n,"-"):u;if(0>f){var d=vo.formatPrefix(n,l);n=d.scale(n),h=d.symbol}else n*=f;n=s(n,l);var v=n.lastIndexOf("."),m=0>v?n:n.substring(0,v),y=0>v?"":Ma+n.substring(v+1);!o&&c&&(m=ka(m));var M=i.length+m.length+y.length+(p?0:t.length),x=a>M?new Array(M=a-M+1).join(e):"";return p&&(m=ka(x+m)),t+=i,n=m+y,("<"===r?t+n+x:">"===r?x+t+n:"^"===r?x.substring(0,M>>=1)+t+n+x.substring(M):t+(p?n:x+n))+h}};var Sa=/(?:([^{])?([<>=^]))?([+\- ])?([$#])?(0)?(\d+)?(,)?(\.-?\d+)?([a-z%])?/i,Ea=vo.map({b:function(n){return n.toString(2)},c:function(n){return String.fromCharCode(n)},o:function(n){return n.toString(8)},x:function(n){return n.toString(16)},X:function(n){return n.toString(16).toUpperCase()},g:function(n,t){return n.toPrecision(t)},e:function(n,t){return n.toExponential(t)},f:function(n,t){return n.toFixed(t)},r:function(n,t){return(n=vo.round(n,St(n,t))).toFixed(Math.max(0,Math.min(20,St(n*(1+1e-15),t))))}}),ka=dt;if(ba){var Aa=ba.length;ka=function(n){for(var t=n.length,e=[],r=0,u=ba[0];t>0&&u>0;)e.push(n.substring(t-=u,t+u)),u=ba[r=(r+1)%Aa];return e.reverse().join(xa)}}vo.geo={},kt.prototype={s:0,t:0,add:function(n){At(n,this.t,Na),At(Na.s,this.s,this),this.s?this.t+=Na.t:this.s=Na.t},reset:function(){this.s=this.t=0},valueOf:function(){return this.s}};var Na=new kt;vo.geo.stream=function(n,t){n&&qa.hasOwnProperty(n.type)?qa[n.type](n,t):Nt(n,t)};var qa={Feature:function(n,t){Nt(n.geometry,t)},FeatureCollection:function(n,t){for(var e=n.features,r=-1,u=e.length;++r<u;)Nt(e[r].geometry,t)}},Ta={Sphere:function(n,t){t.sphere()},Point:function(n,t){n=n.coordinates,t.point(n[0],n[1],n[2])},MultiPoint:function(n,t){for(var e=n.coordinates,r=-1,u=e.length;++r<u;)n=e[r],t.point(n[0],n[1],n[2])},LineString:function(n,t){qt(n.coordinates,t,0)},MultiLineString:function(n,t){for(var e=n.coordinates,r=-1,u=e.length;++r<u;)qt(e[r],t,0)},Polygon:function(n,t){Tt(n.coordinates,t)},MultiPolygon:function(n,t){for(var e=n.coordinates,r=-1,u=e.length;++r<u;)Tt(e[r],t)},GeometryCollection:function(n,t){for(var e=n.geometries,r=-1,u=e.length;++r<u;)Nt(e[r],t)}};vo.geo.area=function(n){return za=0,vo.geo.stream(n,Da),za};var za,Ca=new kt,Da={sphere:function(){za+=4*Bo},point:c,lineStart:c,lineEnd:c,polygonStart:function(){Ca.reset(),Da.lineStart=zt},polygonEnd:function(){var n=2*Ca;za+=0>n?4*Bo+n:n,Da.lineStart=Da.lineEnd=Da.point=c}};vo.geo.bounds=function(){function n(n,t){M.push(x=[s=n,h=n]),f>t&&(f=t),t>g&&(g=t)}function t(t,e){var r=Ct([t*Jo,e*Jo]);if(m){var u=jt(m,r),i=[u[1],-u[0],0],o=jt(i,u);Ft(o),o=Pt(o);var c=t-p,l=c>0?1:-1,d=o[0]*Go*l,v=Math.abs(c)>180;if(v^(d>l*p&&l*t>d)){var y=o[1]*Go;y>g&&(g=y)}else if(d=(d+360)%360-180,v^(d>l*p&&l*t>d)){var y=-o[1]*Go;f>y&&(f=y)}else f>e&&(f=e),e>g&&(g=e);v?p>t?a(s,t)>a(s,h)&&(h=t):a(t,h)>a(s,h)&&(s=t):h>=s?(s>t&&(s=t),t>h&&(h=t)):t>p?a(s,t)>a(s,h)&&(h=t):a(t,h)>a(s,h)&&(s=t)}else n(t,e);m=r,p=t}function e(){b.point=t}function r(){x[0]=s,x[1]=h,b.point=n,m=null}function u(n,e){if(m){var r=n-p;y+=Math.abs(r)>180?r+(r>0?360:-360):r}else d=n,v=e;Da.point(n,e),t(n,e)}function i(){Da.lineStart()}function o(){u(d,v),Da.lineEnd(),Math.abs(y)>$o&&(s=-(h=180)),x[0]=s,x[1]=h,m=null}function a(n,t){return(t-=n)<0?t+360:t}function c(n,t){return n[0]-t[0]}function l(n,t){return t[0]<=t[1]?t[0]<=n&&n<=t[1]:n<t[0]||t[1]<n}var s,f,h,g,p,d,v,m,y,M,x,b={point:n,lineStart:e,lineEnd:r,polygonStart:function(){b.point=u,b.lineStart=i,b.lineEnd=o,y=0,Da.polygonStart()},polygonEnd:function(){Da.polygonEnd(),b.point=n,b.lineStart=e,b.lineEnd=r,0>Ca?(s=-(h=180),f=-(g=90)):y>$o?g=90:-$o>y&&(f=-90),x[0]=s,x[1]=h}};return function(n){g=h=-(s=f=1/0),M=[],vo.geo.stream(n,b);var t=M.length;if(t){M.sort(c);for(var e,r=1,u=M[0],i=[u];t>r;++r)e=M[r],l(e[0],u)||l(e[1],u)?(a(u[0],e[1])>a(u[0],u[1])&&(u[1]=e[1]),a(e[0],u[1])>a(u[0],u[1])&&(u[0]=e[0])):i.push(u=e);for(var o,e,p=-1/0,t=i.length-1,r=0,u=i[t];t>=r;u=e,++r)e=i[r],(o=a(u[1],e[0]))>p&&(p=o,s=e[0],h=u[1])}return M=x=null,1/0===s||1/0===f?[[0/0,0/0],[0/0,0/0]]:[[s,f],[h,g]]}}(),vo.geo.centroid=function(n){ja=La=Ha=Fa=Pa=Oa=Ra=Ya=Ia=Ua=Va=0,vo.geo.stream(n,Za);var t=Ia,e=Ua,r=Va,u=t*t+e*e+r*r;return Wo>u&&(t=Oa,e=Ra,r=Ya,$o>La&&(t=Ha,e=Fa,r=Pa),u=t*t+e*e+r*r,Wo>u)?[0/0,0/0]:[Math.atan2(e,t)*Go,O(r/Math.sqrt(u))*Go]};var ja,La,Ha,Fa,Pa,Oa,Ra,Ya,Ia,Ua,Va,Za={sphere:c,point:Rt,lineStart:It,lineEnd:Ut,polygonStart:function(){Za.lineStart=Vt},polygonEnd:function(){Za.lineStart=It}},Xa=$t(Zt,Qt,te,ee),Ba=[-Bo,0],$a=1e9;vo.geo.clipExtent=function(){var n,t,e,r,u,i,o={stream:function(n){return u&&(u.valid=!1),u=i(n),u.valid=!0,u},extent:function(a){return arguments.length?(i=ue(n=+a[0][0],t=+a[0][1],e=+a[1][0],r=+a[1][1]),u&&(u.valid=!1,u=null),o):[[n,t],[e,r]]}};return o.extent([[0,0],[960,500]])},(vo.geo.conicEqualArea=function(){return ae(ce)}).raw=ce,vo.geo.albers=function(){return vo.geo.conicEqualArea().rotate([96,0]).center([-.6,38.7]).parallels([29.5,45.5]).scale(1070)},vo.geo.albersUsa=function(){function n(n){var i=n[0],o=n[1];return t=null,e(i,o),t||(r(i,o),t)||u(i,o),t}var t,e,r,u,i=vo.geo.albers(),o=vo.geo.conicEqualArea().rotate([154,0]).center([-2,58.5]).parallels([55,65]),a=vo.geo.conicEqualArea().rotate([157,0]).center([-3,19.9]).parallels([8,18]),c={point:function(n,e){t=[n,e]}};return n.invert=function(n){var t=i.scale(),e=i.translate(),r=(n[0]-e[0])/t,u=(n[1]-e[1])/t;return(u>=.12&&.234>u&&r>=-.425&&-.214>r?o:u>=.166&&.234>u&&r>=-.214&&-.115>r?a:i).invert(n)},n.stream=function(n){var t=i.stream(n),e=o.stream(n),r=a.stream(n);return{point:function(n,u){t.point(n,u),e.point(n,u),r.point(n,u)},sphere:function(){t.sphere(),e.sphere(),r.sphere()},lineStart:function(){t.lineStart(),e.lineStart(),r.lineStart()},lineEnd:function(){t.lineEnd(),e.lineEnd(),r.lineEnd()},polygonStart:function(){t.polygonStart(),e.polygonStart(),r.polygonStart()},polygonEnd:function(){t.polygonEnd(),e.polygonEnd(),r.polygonEnd()}}},n.precision=function(t){return arguments.length?(i.precision(t),o.precision(t),a.precision(t),n):i.precision()},n.scale=function(t){return arguments.length?(i.scale(t),o.scale(.35*t),a.scale(t),n.translate(i.translate())):i.scale()},n.translate=function(t){if(!arguments.length)return i.translate();var l=i.scale(),s=+t[0],f=+t[1];return e=i.translate(t).clipExtent([[s-.455*l,f-.238*l],[s+.455*l,f+.238*l]]).stream(c).point,r=o.translate([s-.307*l,f+.201*l]).clipExtent([[s-.425*l+$o,f+.12*l+$o],[s-.214*l-$o,f+.234*l-$o]]).stream(c).point,u=a.translate([s-.205*l,f+.212*l]).clipExtent([[s-.214*l+$o,f+.166*l+$o],[s-.115*l-$o,f+.234*l-$o]]).stream(c).point,n},n.scale(1070)};var Wa,Ja,Ga,Ka,Qa,nc,tc={point:c,lineStart:c,lineEnd:c,polygonStart:function(){Ja=0,tc.lineStart=le},polygonEnd:function(){tc.lineStart=tc.lineEnd=tc.point=c,Wa+=Math.abs(Ja/2)}},ec={point:se,lineStart:c,lineEnd:c,polygonStart:c,polygonEnd:c},rc={point:ge,lineStart:pe,lineEnd:de,polygonStart:function(){rc.lineStart=ve},polygonEnd:function(){rc.point=ge,rc.lineStart=pe,rc.lineEnd=de}};vo.geo.transform=function(n){return{stream:function(t){var e=new Me(t);for(var r in n)e[r]=n[r];return e}}},Me.prototype={point:function(n,t){this.stream.point(n,t)},sphere:function(){this.stream.sphere()},lineStart:function(){this.stream.lineStart()},lineEnd:function(){this.stream.lineEnd()},polygonStart:function(){this.stream.polygonStart()},polygonEnd:function(){this.stream.polygonEnd()}},vo.geo.path=function(){function n(n){return n&&("function"==typeof a&&i.pointRadius(+a.apply(this,arguments)),o&&o.valid||(o=u(i)),vo.geo.stream(n,o)),i.result()}function t(){return o=null,n}var e,r,u,i,o,a=4.5;return n.area=function(n){return Wa=0,vo.geo.stream(n,u(tc)),Wa},n.centroid=function(n){return Ha=Fa=Pa=Oa=Ra=Ya=Ia=Ua=Va=0,vo.geo.stream(n,u(rc)),Va?[Ia/Va,Ua/Va]:Ya?[Oa/Ya,Ra/Ya]:Pa?[Ha/Pa,Fa/Pa]:[0/0,0/0]},n.bounds=function(n){return Qa=nc=-(Ga=Ka=1/0),vo.geo.stream(n,u(ec)),[[Ga,Ka],[Qa,nc]]},n.projection=function(n){return arguments.length?(u=(e=n)?n.stream||xe(n):dt,t()):e},n.context=function(n){return arguments.length?(i=null==(r=n)?new fe:new me(n),"function"!=typeof a&&i.pointRadius(a),t()):r},n.pointRadius=function(t){return arguments.length?(a="function"==typeof t?t:(i.pointRadius(+t),+t),n):a},n.projection(vo.geo.albersUsa()).context(null)},vo.geo.projection=be,vo.geo.projectionMutator=_e,(vo.geo.equirectangular=function(){return be(Se)}).raw=Se.invert=Se,vo.geo.rotation=function(n){function t(t){return t=n(t[0]*Jo,t[1]*Jo),t[0]*=Go,t[1]*=Go,t}return n=Ee(n[0]%360*Jo,n[1]*Jo,n.length>2?n[2]*Jo:0),t.invert=function(t){return t=n.invert(t[0]*Jo,t[1]*Jo),t[0]*=Go,t[1]*=Go,t},t},vo.geo.circle=function(){function n(){var n="function"==typeof r?r.apply(this,arguments):r,t=Ee(-n[0]*Jo,-n[1]*Jo,0).invert,u=[];return e(null,null,1,{point:function(n,e){u.push(n=t(n,e)),n[0]*=Go,n[1]*=Go}}),{type:"Polygon",coordinates:[u]}}var t,e,r=[0,0],u=6;return n.origin=function(t){return arguments.length?(r=t,n):r},n.angle=function(r){return arguments.length?(e=qe((t=+r)*Jo,u*Jo),n):t},n.precision=function(r){return arguments.length?(e=qe(t*Jo,(u=+r)*Jo),n):u},n.angle(90)},vo.geo.distance=function(n,t){var e,r=(t[0]-n[0])*Jo,u=n[1]*Jo,i=t[1]*Jo,o=Math.sin(r),a=Math.cos(r),c=Math.sin(u),l=Math.cos(u),s=Math.sin(i),f=Math.cos(i);return Math.atan2(Math.sqrt((e=f*o)*e+(e=l*s-c*f*a)*e),c*s+l*f*a)},vo.geo.graticule=function(){function n(){return{type:"MultiLineString",coordinates:t()}}function t(){return vo.range(Math.ceil(i/v)*v,u,v).map(h).concat(vo.range(Math.ceil(l/m)*m,c,m).map(g)).concat(vo.range(Math.ceil(r/p)*p,e,p).filter(function(n){return Math.abs(n%v)>$o}).map(s)).concat(vo.range(Math.ceil(a/d)*d,o,d).filter(function(n){return Math.abs(n%m)>$o}).map(f))}var e,r,u,i,o,a,c,l,s,f,h,g,p=10,d=p,v=90,m=360,y=2.5;return n.lines=function(){return t().map(function(n){return{type:"LineString",coordinates:n}})},n.outline=function(){return{type:"Polygon",coordinates:[h(i).concat(g(c).slice(1),h(u).reverse().slice(1),g(l).reverse().slice(1))]}},n.extent=function(t){return arguments.length?n.majorExtent(t).minorExtent(t):n.minorExtent()
-},n.majorExtent=function(t){return arguments.length?(i=+t[0][0],u=+t[1][0],l=+t[0][1],c=+t[1][1],i>u&&(t=i,i=u,u=t),l>c&&(t=l,l=c,c=t),n.precision(y)):[[i,l],[u,c]]},n.minorExtent=function(t){return arguments.length?(r=+t[0][0],e=+t[1][0],a=+t[0][1],o=+t[1][1],r>e&&(t=r,r=e,e=t),a>o&&(t=a,a=o,o=t),n.precision(y)):[[r,a],[e,o]]},n.step=function(t){return arguments.length?n.majorStep(t).minorStep(t):n.minorStep()},n.majorStep=function(t){return arguments.length?(v=+t[0],m=+t[1],n):[v,m]},n.minorStep=function(t){return arguments.length?(p=+t[0],d=+t[1],n):[p,d]},n.precision=function(t){return arguments.length?(y=+t,s=ze(a,o,90),f=Ce(r,e,y),h=ze(l,c,90),g=Ce(i,u,y),n):y},n.majorExtent([[-180,-90+$o],[180,90-$o]]).minorExtent([[-180,-80-$o],[180,80+$o]])},vo.geo.greatArc=function(){function n(){return{type:"LineString",coordinates:[t||r.apply(this,arguments),e||u.apply(this,arguments)]}}var t,e,r=De,u=je;return n.distance=function(){return vo.geo.distance(t||r.apply(this,arguments),e||u.apply(this,arguments))},n.source=function(e){return arguments.length?(r=e,t="function"==typeof e?null:e,n):r},n.target=function(t){return arguments.length?(u=t,e="function"==typeof t?null:t,n):u},n.precision=function(){return arguments.length?n:0},n},vo.geo.interpolate=function(n,t){return Le(n[0]*Jo,n[1]*Jo,t[0]*Jo,t[1]*Jo)},vo.geo.length=function(n){return uc=0,vo.geo.stream(n,ic),uc};var uc,ic={sphere:c,point:c,lineStart:He,lineEnd:c,polygonStart:c,polygonEnd:c},oc=Fe(function(n){return Math.sqrt(2/(1+n))},function(n){return 2*Math.asin(n/2)});(vo.geo.azimuthalEqualArea=function(){return be(oc)}).raw=oc;var ac=Fe(function(n){var t=Math.acos(n);return t&&t/Math.sin(t)},dt);(vo.geo.azimuthalEquidistant=function(){return be(ac)}).raw=ac,(vo.geo.conicConformal=function(){return ae(Pe)}).raw=Pe,(vo.geo.conicEquidistant=function(){return ae(Oe)}).raw=Oe;var cc=Fe(function(n){return 1/n},Math.atan);(vo.geo.gnomonic=function(){return be(cc)}).raw=cc,Re.invert=function(n,t){return[n,2*Math.atan(Math.exp(t))-Bo/2]},(vo.geo.mercator=function(){return Ye(Re)}).raw=Re;var lc=Fe(function(){return 1},Math.asin);(vo.geo.orthographic=function(){return be(lc)}).raw=lc;var sc=Fe(function(n){return 1/(1+n)},function(n){return 2*Math.atan(n)});(vo.geo.stereographic=function(){return be(sc)}).raw=sc,Ie.invert=function(n,t){return[Math.atan2(R(n),Math.cos(t)),O(Math.sin(t)/Y(n))]},(vo.geo.transverseMercator=function(){return Ye(Ie)}).raw=Ie,vo.geom={},vo.svg={},vo.svg.line=function(){return Ue(dt)};var fc=vo.map({linear:Xe,"linear-closed":Be,step:$e,"step-before":We,"step-after":Je,basis:er,"basis-open":rr,"basis-closed":ur,bundle:ir,cardinal:Qe,"cardinal-open":Ge,"cardinal-closed":Ke,monotone:fr});fc.forEach(function(n,t){t.key=n,t.closed=/-closed$/.test(n)});var hc=[0,2/3,1/3,0],gc=[0,1/3,2/3,0],pc=[0,1/6,2/3,1/6];vo.geom.hull=function(n){function t(n){if(n.length<3)return[];var t,u,i,o,a,c,l,s,f,h,g,p,d=pt(e),v=pt(r),m=n.length,y=m-1,M=[],x=[],b=0;if(d===Ve&&r===Ze)t=n;else for(i=0,t=[];m>i;++i)t.push([+d.call(this,u=n[i],i),+v.call(this,u,i)]);for(i=1;m>i;++i)(t[i][1]<t[b][1]||t[i][1]==t[b][1]&&t[i][0]<t[b][0])&&(b=i);for(i=0;m>i;++i)i!==b&&(c=t[i][1]-t[b][1],a=t[i][0]-t[b][0],M.push({angle:Math.atan2(c,a),index:i}));for(M.sort(function(n,t){return n.angle-t.angle}),g=M[0].angle,h=M[0].index,f=0,i=1;y>i;++i){if(o=M[i].index,g==M[i].angle){if(a=t[h][0]-t[b][0],c=t[h][1]-t[b][1],l=t[o][0]-t[b][0],s=t[o][1]-t[b][1],a*a+c*c>=l*l+s*s){M[i].index=-1;continue}M[f].index=-1}g=M[i].angle,f=i,h=o}for(x.push(b),i=0,o=0;2>i;++o)M[o].index>-1&&(x.push(M[o].index),i++);for(p=x.length;y>o;++o)if(!(M[o].index<0)){for(;!hr(x[p-2],x[p-1],M[o].index,t);)--p;x[p++]=M[o].index}var _=[];for(i=p-1;i>=0;--i)_.push(n[x[i]]);return _}var e=Ve,r=Ze;return arguments.length?t(n):(t.x=function(n){return arguments.length?(e=n,t):e},t.y=function(n){return arguments.length?(r=n,t):r},t)},vo.geom.polygon=function(n){return jo(n,dc),n};var dc=vo.geom.polygon.prototype=[];dc.area=function(){for(var n,t=-1,e=this.length,r=this[e-1],u=0;++t<e;)n=r,r=this[t],u+=n[1]*r[0]-n[0]*r[1];return.5*u},dc.centroid=function(n){var t,e,r=-1,u=this.length,i=0,o=0,a=this[u-1];for(arguments.length||(n=-1/(6*this.area()));++r<u;)t=a,a=this[r],e=t[0]*a[1]-a[0]*t[1],i+=(t[0]+a[0])*e,o+=(t[1]+a[1])*e;return[i*n,o*n]},dc.clip=function(n){for(var t,e,r,u,i,o,a=dr(n),c=-1,l=this.length-dr(this),s=this[l-1];++c<l;){for(t=n.slice(),n.length=0,u=this[c],i=t[(r=t.length-a)-1],e=-1;++e<r;)o=t[e],gr(o,s,u)?(gr(i,s,u)||n.push(pr(i,o,s,u)),n.push(o)):gr(i,s,u)&&n.push(pr(i,o,s,u)),i=o;a&&n.push(n[0]),s=u}return n},vo.geom.delaunay=function(n){var t=n.map(function(){return[]}),e=[];return vr(n,function(e){t[e.region.l.index].push(n[e.region.r.index])}),t.forEach(function(t,r){var u=n[r],i=u[0],o=u[1];t.forEach(function(n){n.angle=Math.atan2(n[0]-i,n[1]-o)}),t.sort(function(n,t){return n.angle-t.angle});for(var a=0,c=t.length-1;c>a;a++)e.push([u,t[a],t[a+1]])}),e},vo.geom.voronoi=function(n){function t(n){var t,i,o,a=n.map(function(){return[]}),c=pt(e),l=pt(r),s=n.length,f=1e6;if(c===Ve&&l===Ze)t=n;else for(t=new Array(s),o=0;s>o;++o)t[o]=[+c.call(this,i=n[o],o),+l.call(this,i,o)];if(vr(t,function(n){var t,e,r,u,i,o;1===n.a&&n.b>=0?(t=n.ep.r,e=n.ep.l):(t=n.ep.l,e=n.ep.r),1===n.a?(i=t?t.y:-f,r=n.c-n.b*i,o=e?e.y:f,u=n.c-n.b*o):(r=t?t.x:-f,i=n.c-n.a*r,u=e?e.x:f,o=n.c-n.a*u);var c=[r,i],l=[u,o];a[n.region.l.index].push(c,l),a[n.region.r.index].push(c,l)}),a=a.map(function(n,e){var r=t[e][0],u=t[e][1],i=n.map(function(n){return Math.atan2(n[0]-r,n[1]-u)}),o=vo.range(n.length).sort(function(n,t){return i[n]-i[t]});return o.filter(function(n,t){return!t||i[n]-i[o[t-1]]>$o}).map(function(t){return n[t]})}),a.forEach(function(n,e){var r=n.length;if(!r)return n.push([-f,-f],[-f,f],[f,f],[f,-f]);if(!(r>2)){var u=t[e],i=n[0],o=n[1],a=u[0],c=u[1],l=i[0],s=i[1],h=o[0],g=o[1],p=Math.abs(h-l),d=g-s;if(Math.abs(d)<$o){var v=s>c?-f:f;n.push([-f,v],[f,v])}else if($o>p){var m=l>a?-f:f;n.push([m,-f],[m,f])}else{var v=(l-a)*(g-s)>(h-l)*(s-c)?f:-f,y=Math.abs(d)-p;Math.abs(y)<$o?n.push([0>d?v:-v,v]):(y>0&&(v*=-1),n.push([-f,v],[f,v]))}}}),u)for(o=0;s>o;++o)u.clip(a[o]);for(o=0;s>o;++o)a[o].point=n[o];return a}var e=Ve,r=Ze,u=null;return arguments.length?t(n):(t.x=function(n){return arguments.length?(e=n,t):e},t.y=function(n){return arguments.length?(r=n,t):r},t.clipExtent=function(n){if(!arguments.length)return u&&[u[0],u[2]];if(null==n)u=null;else{var e=+n[0][0],r=+n[0][1],i=+n[1][0],o=+n[1][1];u=vo.geom.polygon([[e,r],[e,o],[i,o],[i,r]])}return t},t.size=function(n){return arguments.length?t.clipExtent(n&&[[0,0],n]):u&&u[2]},t.links=function(n){var t,u,i,o=n.map(function(){return[]}),a=[],c=pt(e),l=pt(r),s=n.length;if(c===Ve&&l===Ze)t=n;else for(t=new Array(s),i=0;s>i;++i)t[i]=[+c.call(this,u=n[i],i),+l.call(this,u,i)];return vr(t,function(t){var e=t.region.l.index,r=t.region.r.index;o[e][r]||(o[e][r]=o[r][e]=!0,a.push({source:n[e],target:n[r]}))}),a},t.triangles=function(n){if(e===Ve&&r===Ze)return vo.geom.delaunay(n);for(var t,u=new Array(c),i=pt(e),o=pt(r),a=-1,c=n.length;++a<c;)(u[a]=[+i.call(this,t=n[a],a),+o.call(this,t,a)]).data=t;return vo.geom.delaunay(u).map(function(n){return n.map(function(n){return n.data})})},t)};var vc={l:"r",r:"l"};vo.geom.quadtree=function(n,t,e,r,u){function i(n){function i(n,t,e,r,u,i,o,a){if(!isNaN(e)&&!isNaN(r))if(n.leaf){var c=n.x,s=n.y;if(null!=c)if(Math.abs(c-e)+Math.abs(s-r)<.01)l(n,t,e,r,u,i,o,a);else{var f=n.point;n.x=n.y=n.point=null,l(n,f,c,s,u,i,o,a),l(n,t,e,r,u,i,o,a)}else n.x=e,n.y=r,n.point=t}else l(n,t,e,r,u,i,o,a)}function l(n,t,e,r,u,o,a,c){var l=.5*(u+a),s=.5*(o+c),f=e>=l,h=r>=s,g=(h<<1)+f;n.leaf=!1,n=n.nodes[g]||(n.nodes[g]=Mr()),f?u=l:a=l,h?o=s:c=s,i(n,t,e,r,u,o,a,c)}var s,f,h,g,p,d,v,m,y,M=pt(a),x=pt(c);if(null!=t)d=t,v=e,m=r,y=u;else if(m=y=-(d=v=1/0),f=[],h=[],p=n.length,o)for(g=0;p>g;++g)s=n[g],s.x<d&&(d=s.x),s.y<v&&(v=s.y),s.x>m&&(m=s.x),s.y>y&&(y=s.y),f.push(s.x),h.push(s.y);else for(g=0;p>g;++g){var b=+M(s=n[g],g),_=+x(s,g);d>b&&(d=b),v>_&&(v=_),b>m&&(m=b),_>y&&(y=_),f.push(b),h.push(_)}var w=m-d,S=y-v;w>S?y=v+w:m=d+S;var E=Mr();if(E.add=function(n){i(E,n,+M(n,++g),+x(n,g),d,v,m,y)},E.visit=function(n){xr(n,E,d,v,m,y)},g=-1,null==t){for(;++g<p;)i(E,n[g],f[g],h[g],d,v,m,y);--g}else n.forEach(E.add);return f=h=n=s=null,E}var o,a=Ve,c=Ze;return(o=arguments.length)?(a=mr,c=yr,3===o&&(u=e,r=t,e=t=0),i(n)):(i.x=function(n){return arguments.length?(a=n,i):a},i.y=function(n){return arguments.length?(c=n,i):c},i.extent=function(n){return arguments.length?(null==n?t=e=r=u=null:(t=+n[0][0],e=+n[0][1],r=+n[1][0],u=+n[1][1]),i):null==t?null:[[t,e],[r,u]]},i.size=function(n){return arguments.length?(null==n?t=e=r=u=null:(t=e=0,r=+n[0],u=+n[1]),i):null==t?null:[r-t,u-e]},i)},vo.interpolateRgb=br,vo.interpolateObject=_r,vo.interpolateNumber=wr,vo.interpolateString=Sr;var mc=/[-+]?(?:\d+\.?\d*|\.?\d+)(?:[eE][-+]?\d+)?/g;vo.interpolate=Er,vo.interpolators=[function(n,t){var e=typeof t;return("string"===e?ha.has(t)||/^(#|rgb\(|hsl\()/.test(t)?br:Sr:t instanceof V?br:"object"===e?Array.isArray(t)?kr:_r:wr)(n,t)}],vo.interpolateArray=kr;var yc=function(){return dt},Mc=vo.map({linear:yc,poly:Dr,quad:function(){return Tr},cubic:function(){return zr},sin:function(){return jr},exp:function(){return Lr},circle:function(){return Hr},elastic:Fr,back:Pr,bounce:function(){return Or}}),xc=vo.map({"in":dt,out:Nr,"in-out":qr,"out-in":function(n){return qr(Nr(n))}});vo.ease=function(n){var t=n.indexOf("-"),e=t>=0?n.substring(0,t):n,r=t>=0?n.substring(t+1):"in";return e=Mc.get(e)||yc,r=xc.get(r)||dt,Ar(r(e.apply(null,Array.prototype.slice.call(arguments,1))))},vo.interpolateHcl=Rr,vo.interpolateHsl=Yr,vo.interpolateLab=Ir,vo.interpolateRound=Ur,vo.transform=function(n){var t=Mo.createElementNS(vo.ns.prefix.svg,"g");return(vo.transform=function(n){if(null!=n){t.setAttribute("transform",n);var e=t.transform.baseVal.consolidate()}return new Vr(e?e.matrix:bc)})(n)},Vr.prototype.toString=function(){return"translate("+this.translate+")rotate("+this.rotate+")skewX("+this.skew+")scale("+this.scale+")"};var bc={a:1,b:0,c:0,d:1,e:0,f:0};vo.interpolateTransform=$r,vo.layout={},vo.layout.bundle=function(){return function(n){for(var t=[],e=-1,r=n.length;++e<r;)t.push(Gr(n[e]));return t}},vo.layout.chord=function(){function n(){var n,l,f,h,g,p={},d=[],v=vo.range(i),m=[];for(e=[],r=[],n=0,h=-1;++h<i;){for(l=0,g=-1;++g<i;)l+=u[h][g];d.push(l),m.push(vo.range(i)),n+=l}for(o&&v.sort(function(n,t){return o(d[n],d[t])}),a&&m.forEach(function(n,t){n.sort(function(n,e){return a(u[t][n],u[t][e])})}),n=(2*Bo-s*i)/n,l=0,h=-1;++h<i;){for(f=l,g=-1;++g<i;){var y=v[h],M=m[y][g],x=u[y][M],b=l,_=l+=x*n;p[y+"-"+M]={index:y,subindex:M,startAngle:b,endAngle:_,value:x}}r[y]={index:y,startAngle:f,endAngle:l,value:(l-f)/n},l+=s}for(h=-1;++h<i;)for(g=h-1;++g<i;){var w=p[h+"-"+g],S=p[g+"-"+h];(w.value||S.value)&&e.push(w.value<S.value?{source:S,target:w}:{source:w,target:S})}c&&t()}function t(){e.sort(function(n,t){return c((n.source.value+n.target.value)/2,(t.source.value+t.target.value)/2)})}var e,r,u,i,o,a,c,l={},s=0;return l.matrix=function(n){return arguments.length?(i=(u=n)&&u.length,e=r=null,l):u},l.padding=function(n){return arguments.length?(s=n,e=r=null,l):s},l.sortGroups=function(n){return arguments.length?(o=n,e=r=null,l):o},l.sortSubgroups=function(n){return arguments.length?(a=n,e=null,l):a},l.sortChords=function(n){return arguments.length?(c=n,e&&t(),l):c},l.chords=function(){return e||n(),e},l.groups=function(){return r||n(),r},l},vo.layout.force=function(){function n(n){return function(t,e,r,u){if(t.point!==n){var i=t.cx-n.x,o=t.cy-n.y,a=1/Math.sqrt(i*i+o*o);if(d>(u-e)*a){var c=t.charge*a*a;return n.px-=i*c,n.py-=o*c,!0}if(t.point&&isFinite(a)){var c=t.pointCharge*a*a;n.px-=i*c,n.py-=o*c}}return!t.charge}}function t(n){n.px=vo.event.x,n.py=vo.event.y,a.resume()}var e,r,u,i,o,a={},c=vo.dispatch("start","tick","end"),l=[1,1],s=.9,f=_c,h=wc,g=-30,p=.1,d=.8,v=[],m=[];return a.tick=function(){if((r*=.99)<.005)return c.end({type:"end",alpha:r=0}),!0;var t,e,a,f,h,d,y,M,x,b=v.length,_=m.length;for(e=0;_>e;++e)a=m[e],f=a.source,h=a.target,M=h.x-f.x,x=h.y-f.y,(d=M*M+x*x)&&(d=r*i[e]*((d=Math.sqrt(d))-u[e])/d,M*=d,x*=d,h.x-=M*(y=f.weight/(h.weight+f.weight)),h.y-=x*y,f.x+=M*(y=1-y),f.y+=x*y);if((y=r*p)&&(M=l[0]/2,x=l[1]/2,e=-1,y))for(;++e<b;)a=v[e],a.x+=(M-a.x)*y,a.y+=(x-a.y)*y;if(g)for(uu(t=vo.geom.quadtree(v),r,o),e=-1;++e<b;)(a=v[e]).fixed||t.visit(n(a));for(e=-1;++e<b;)a=v[e],a.fixed?(a.x=a.px,a.y=a.py):(a.x-=(a.px-(a.px=a.x))*s,a.y-=(a.py-(a.py=a.y))*s);c.tick({type:"tick",alpha:r})},a.nodes=function(n){return arguments.length?(v=n,a):v},a.links=function(n){return arguments.length?(m=n,a):m},a.size=function(n){return arguments.length?(l=n,a):l},a.linkDistance=function(n){return arguments.length?(f="function"==typeof n?n:+n,a):f},a.distance=a.linkDistance,a.linkStrength=function(n){return arguments.length?(h="function"==typeof n?n:+n,a):h},a.friction=function(n){return arguments.length?(s=+n,a):s},a.charge=function(n){return arguments.length?(g="function"==typeof n?n:+n,a):g},a.gravity=function(n){return arguments.length?(p=+n,a):p},a.theta=function(n){return arguments.length?(d=+n,a):d},a.alpha=function(n){return arguments.length?(n=+n,r?r=n>0?n:0:n>0&&(c.start({type:"start",alpha:r=n}),vo.timer(a.tick)),a):r},a.start=function(){function n(n,r){for(var u,i=t(e),o=-1,a=i.length;++o<a;)if(!isNaN(u=i[o][n]))return u;return Math.random()*r}function t(){if(!c){for(c=[],r=0;p>r;++r)c[r]=[];for(r=0;d>r;++r){var n=m[r];c[n.source.index].push(n.target),c[n.target.index].push(n.source)}}return c[e]}var e,r,c,s,p=v.length,d=m.length,y=l[0],M=l[1];for(e=0;p>e;++e)(s=v[e]).index=e,s.weight=0;for(e=0;d>e;++e)s=m[e],"number"==typeof s.source&&(s.source=v[s.source]),"number"==typeof s.target&&(s.target=v[s.target]),++s.source.weight,++s.target.weight;for(e=0;p>e;++e)s=v[e],isNaN(s.x)&&(s.x=n("x",y)),isNaN(s.y)&&(s.y=n("y",M)),isNaN(s.px)&&(s.px=s.x),isNaN(s.py)&&(s.py=s.y);if(u=[],"function"==typeof f)for(e=0;d>e;++e)u[e]=+f.call(this,m[e],e);else for(e=0;d>e;++e)u[e]=f;if(i=[],"function"==typeof h)for(e=0;d>e;++e)i[e]=+h.call(this,m[e],e);else for(e=0;d>e;++e)i[e]=h;if(o=[],"function"==typeof g)for(e=0;p>e;++e)o[e]=+g.call(this,v[e],e);else for(e=0;p>e;++e)o[e]=g;return a.resume()},a.resume=function(){return a.alpha(.1)},a.stop=function(){return a.alpha(0)},a.drag=function(){return e||(e=vo.behavior.drag().origin(dt).on("dragstart.force",nu).on("drag.force",t).on("dragend.force",tu)),arguments.length?(this.on("mouseover.force",eu).on("mouseout.force",ru).call(e),void 0):e},vo.rebind(a,c,"on")};var _c=20,wc=1;vo.layout.hierarchy=function(){function n(t,o,a){var c=u.call(e,t,o);if(t.depth=o,a.push(t),c&&(l=c.length)){for(var l,s,f=-1,h=t.children=[],g=0,p=o+1;++f<l;)s=n(c[f],p,a),s.parent=t,h.push(s),g+=s.value;r&&h.sort(r),i&&(t.value=g)}else i&&(t.value=+i.call(e,t,o)||0);return t}function t(n,r){var u=n.children,o=0;if(u&&(a=u.length))for(var a,c=-1,l=r+1;++c<a;)o+=t(u[c],l);else i&&(o=+i.call(e,n,r)||0);return i&&(n.value=o),o}function e(t){var e=[];return n(t,0,e),e}var r=cu,u=ou,i=au;return e.sort=function(n){return arguments.length?(r=n,e):r},e.children=function(n){return arguments.length?(u=n,e):u},e.value=function(n){return arguments.length?(i=n,e):i},e.revalue=function(n){return t(n,0),n},e},vo.layout.partition=function(){function n(t,e,r,u){var i=t.children;if(t.x=e,t.y=t.depth*u,t.dx=r,t.dy=u,i&&(o=i.length)){var o,a,c,l=-1;for(r=t.value?r/t.value:0;++l<o;)n(a=i[l],e,c=a.value*r,u),e+=c}}function t(n){var e=n.children,r=0;if(e&&(u=e.length))for(var u,i=-1;++i<u;)r=Math.max(r,t(e[i]));return 1+r}function e(e,i){var o=r.call(this,e,i);return n(o[0],0,u[0],u[1]/t(o[0])),o}var r=vo.layout.hierarchy(),u=[1,1];return e.size=function(n){return arguments.length?(u=n,e):u},iu(e,r)},vo.layout.pie=function(){function n(i){var o=i.map(function(e,r){return+t.call(n,e,r)}),a=+("function"==typeof r?r.apply(this,arguments):r),c=(("function"==typeof u?u.apply(this,arguments):u)-a)/vo.sum(o),l=vo.range(i.length);null!=e&&l.sort(e===Sc?function(n,t){return o[t]-o[n]}:function(n,t){return e(i[n],i[t])});var s=[];return l.forEach(function(n){var t;s[n]={data:i[n],value:t=o[n],startAngle:a,endAngle:a+=t*c}}),s}var t=Number,e=Sc,r=0,u=2*Bo;return n.value=function(e){return arguments.length?(t=e,n):t},n.sort=function(t){return arguments.length?(e=t,n):e},n.startAngle=function(t){return arguments.length?(r=t,n):r},n.endAngle=function(t){return arguments.length?(u=t,n):u},n};var Sc={};vo.layout.stack=function(){function n(a,c){var l=a.map(function(e,r){return t.call(n,e,r)}),s=l.map(function(t){return t.map(function(t,e){return[i.call(n,t,e),o.call(n,t,e)]})}),f=e.call(n,s,c);l=vo.permute(l,f),s=vo.permute(s,f);var h,g,p,d=r.call(n,s,c),v=l.length,m=l[0].length;for(g=0;m>g;++g)for(u.call(n,l[0][g],p=d[g],s[0][g][1]),h=1;v>h;++h)u.call(n,l[h][g],p+=s[h-1][g][1],s[h][g][1]);return a}var t=dt,e=gu,r=pu,u=hu,i=su,o=fu;return n.values=function(e){return arguments.length?(t=e,n):t},n.order=function(t){return arguments.length?(e="function"==typeof t?t:Ec.get(t)||gu,n):e},n.offset=function(t){return arguments.length?(r="function"==typeof t?t:kc.get(t)||pu,n):r},n.x=function(t){return arguments.length?(i=t,n):i},n.y=function(t){return arguments.length?(o=t,n):o},n.out=function(t){return arguments.length?(u=t,n):u},n};var Ec=vo.map({"inside-out":function(n){var t,e,r=n.length,u=n.map(du),i=n.map(vu),o=vo.range(r).sort(function(n,t){return u[n]-u[t]}),a=0,c=0,l=[],s=[];for(t=0;r>t;++t)e=o[t],c>a?(a+=i[e],l.push(e)):(c+=i[e],s.push(e));return s.reverse().concat(l)},reverse:function(n){return vo.range(n.length).reverse()},"default":gu}),kc=vo.map({silhouette:function(n){var t,e,r,u=n.length,i=n[0].length,o=[],a=0,c=[];for(e=0;i>e;++e){for(t=0,r=0;u>t;t++)r+=n[t][e][1];r>a&&(a=r),o.push(r)}for(e=0;i>e;++e)c[e]=(a-o[e])/2;return c},wiggle:function(n){var t,e,r,u,i,o,a,c,l,s=n.length,f=n[0],h=f.length,g=[];for(g[0]=c=l=0,e=1;h>e;++e){for(t=0,u=0;s>t;++t)u+=n[t][e][1];for(t=0,i=0,a=f[e][0]-f[e-1][0];s>t;++t){for(r=0,o=(n[t][e][1]-n[t][e-1][1])/(2*a);t>r;++r)o+=(n[r][e][1]-n[r][e-1][1])/a;i+=o*n[t][e][1]}g[e]=c-=u?i/u*a:0,l>c&&(l=c)}for(e=0;h>e;++e)g[e]-=l;return g},expand:function(n){var t,e,r,u=n.length,i=n[0].length,o=1/u,a=[];for(e=0;i>e;++e){for(t=0,r=0;u>t;t++)r+=n[t][e][1];if(r)for(t=0;u>t;t++)n[t][e][1]/=r;else for(t=0;u>t;t++)n[t][e][1]=o}for(e=0;i>e;++e)a[e]=0;return a},zero:pu});vo.layout.histogram=function(){function n(n,i){for(var o,a,c=[],l=n.map(e,this),s=r.call(this,l,i),f=u.call(this,s,l,i),i=-1,h=l.length,g=f.length-1,p=t?1:1/h;++i<g;)o=c[i]=[],o.dx=f[i+1]-(o.x=f[i]),o.y=0;if(g>0)for(i=-1;++i<h;)a=l[i],a>=s[0]&&a<=s[1]&&(o=c[vo.bisect(f,a,1,g)-1],o.y+=p,o.push(n[i]));return c}var t=!0,e=Number,r=xu,u=yu;return n.value=function(t){return arguments.length?(e=t,n):e},n.range=function(t){return arguments.length?(r=pt(t),n):r},n.bins=function(t){return arguments.length?(u="number"==typeof t?function(n){return Mu(n,t)}:pt(t),n):u},n.frequency=function(e){return arguments.length?(t=!!e,n):t},n},vo.layout.tree=function(){function n(n,i){function o(n,t){var r=n.children,u=n._tree;if(r&&(i=r.length)){for(var i,a,l,s=r[0],f=s,h=-1;++h<i;)l=r[h],o(l,a),f=c(l,a,f),a=l;qu(n);var g=.5*(s._tree.prelim+l._tree.prelim);t?(u.prelim=t._tree.prelim+e(n,t),u.mod=u.prelim-g):u.prelim=g}else t&&(u.prelim=t._tree.prelim+e(n,t))}function a(n,t){n.x=n._tree.prelim+t;var e=n.children;if(e&&(r=e.length)){var r,u=-1;for(t+=n._tree.mod;++u<r;)a(e[u],t)}}function c(n,t,r){if(t){for(var u,i=n,o=n,a=t,c=n.parent.children[0],l=i._tree.mod,s=o._tree.mod,f=a._tree.mod,h=c._tree.mod;a=wu(a),i=_u(i),a&&i;)c=_u(c),o=wu(o),o._tree.ancestor=n,u=a._tree.prelim+f-i._tree.prelim-l+e(a,i),u>0&&(Tu(zu(a,n,r),n,u),l+=u,s+=u),f+=a._tree.mod,l+=i._tree.mod,h+=c._tree.mod,s+=o._tree.mod;a&&!wu(o)&&(o._tree.thread=a,o._tree.mod+=f-s),i&&!_u(c)&&(c._tree.thread=i,c._tree.mod+=l-h,r=n)}return r}var l=t.call(this,n,i),s=l[0];Nu(s,function(n,t){n._tree={ancestor:n,prelim:0,mod:0,change:0,shift:0,number:t?t._tree.number+1:0}}),o(s),a(s,-s._tree.prelim);var f=Su(s,ku),h=Su(s,Eu),g=Su(s,Au),p=f.x-e(f,h)/2,d=h.x+e(h,f)/2,v=g.depth||1;return Nu(s,u?function(n){n.x*=r[0],n.y=n.depth*r[1],delete n._tree}:function(n){n.x=(n.x-p)/(d-p)*r[0],n.y=n.depth/v*r[1],delete n._tree}),l}var t=vo.layout.hierarchy().sort(null).value(null),e=bu,r=[1,1],u=!1;return n.separation=function(t){return arguments.length?(e=t,n):e},n.size=function(t){return arguments.length?(u=null==(r=t),n):u?null:r},n.nodeSize=function(t){return arguments.length?(u=null!=(r=t),n):u?r:null},iu(n,t)},vo.layout.pack=function(){function n(n,i){var o=e.call(this,n,i),a=o[0],c=u[0],l=u[1],s=null==t?Math.sqrt:"function"==typeof t?t:function(){return t};if(a.x=a.y=0,Nu(a,function(n){n.r=+s(n.value)}),Nu(a,Hu),r){var f=r*(t?1:Math.max(2*a.r/c,2*a.r/l))/2;Nu(a,function(n){n.r+=f}),Nu(a,Hu),Nu(a,function(n){n.r-=f})}return Ou(a,c/2,l/2,t?1:1/Math.max(2*a.r/c,2*a.r/l)),o}var t,e=vo.layout.hierarchy().sort(Cu),r=0,u=[1,1];return n.size=function(t){return arguments.length?(u=t,n):u},n.radius=function(e){return arguments.length?(t=null==e||"function"==typeof e?e:+e,n):t},n.padding=function(t){return arguments.length?(r=+t,n):r},iu(n,e)},vo.layout.cluster=function(){function n(n,i){var o,a=t.call(this,n,i),c=a[0],l=0;Nu(c,function(n){var t=n.children;t&&t.length?(n.x=Iu(t),n.y=Yu(t)):(n.x=o?l+=e(n,o):0,n.y=0,o=n)});var s=Uu(c),f=Vu(c),h=s.x-e(s,f)/2,g=f.x+e(f,s)/2;return Nu(c,u?function(n){n.x=(n.x-c.x)*r[0],n.y=(c.y-n.y)*r[1]}:function(n){n.x=(n.x-h)/(g-h)*r[0],n.y=(1-(c.y?n.y/c.y:1))*r[1]}),a}var t=vo.layout.hierarchy().sort(null).value(null),e=bu,r=[1,1],u=!1;return n.separation=function(t){return arguments.length?(e=t,n):e},n.size=function(t){return arguments.length?(u=null==(r=t),n):u?null:r},n.nodeSize=function(t){return arguments.length?(u=null!=(r=t),n):u?r:null},iu(n,t)},vo.layout.treemap=function(){function n(n,t){for(var e,r,u=-1,i=n.length;++u<i;)r=(e=n[u]).value*(0>t?0:t),e.area=isNaN(r)||0>=r?0:r}function t(e){var i=e.children;if(i&&i.length){var o,a,c,l=f(e),s=[],h=i.slice(),p=1/0,d="slice"===g?l.dx:"dice"===g?l.dy:"slice-dice"===g?1&e.depth?l.dy:l.dx:Math.min(l.dx,l.dy);for(n(h,l.dx*l.dy/e.value),s.area=0;(c=h.length)>0;)s.push(o=h[c-1]),s.area+=o.area,"squarify"!==g||(a=r(s,d))<=p?(h.pop(),p=a):(s.area-=s.pop().area,u(s,d,l,!1),d=Math.min(l.dx,l.dy),s.length=s.area=0,p=1/0);s.length&&(u(s,d,l,!0),s.length=s.area=0),i.forEach(t)}}function e(t){var r=t.children;if(r&&r.length){var i,o=f(t),a=r.slice(),c=[];for(n(a,o.dx*o.dy/t.value),c.area=0;i=a.pop();)c.push(i),c.area+=i.area,null!=i.z&&(u(c,i.z?o.dx:o.dy,o,!a.length),c.length=c.area=0);r.forEach(e)}}function r(n,t){for(var e,r=n.area,u=0,i=1/0,o=-1,a=n.length;++o<a;)(e=n[o].area)&&(i>e&&(i=e),e>u&&(u=e));return r*=r,t*=t,r?Math.max(t*u*p/r,r/(t*i*p)):1/0}function u(n,t,e,r){var u,i=-1,o=n.length,a=e.x,l=e.y,s=t?c(n.area/t):0;if(t==e.dx){for((r||s>e.dy)&&(s=e.dy);++i<o;)u=n[i],u.x=a,u.y=l,u.dy=s,a+=u.dx=Math.min(e.x+e.dx-a,s?c(u.area/s):0);u.z=!0,u.dx+=e.x+e.dx-a,e.y+=s,e.dy-=s}else{for((r||s>e.dx)&&(s=e.dx);++i<o;)u=n[i],u.x=a,u.y=l,u.dx=s,l+=u.dy=Math.min(e.y+e.dy-l,s?c(u.area/s):0);u.z=!1,u.dy+=e.y+e.dy-l,e.x+=s,e.dx-=s}}function i(r){var u=o||a(r),i=u[0];return i.x=0,i.y=0,i.dx=l[0],i.dy=l[1],o&&a.revalue(i),n([i],i.dx*i.dy/i.value),(o?e:t)(i),h&&(o=u),u}var o,a=vo.layout.hierarchy(),c=Math.round,l=[1,1],s=null,f=Zu,h=!1,g="squarify",p=.5*(1+Math.sqrt(5));return i.size=function(n){return arguments.length?(l=n,i):l},i.padding=function(n){function t(t){var e=n.call(i,t,t.depth);return null==e?Zu(t):Xu(t,"number"==typeof e?[e,e,e,e]:e)}function e(t){return Xu(t,n)}if(!arguments.length)return s;var r;return f=null==(s=n)?Zu:"function"==(r=typeof n)?t:"number"===r?(n=[n,n,n,n],e):e,i},i.round=function(n){return arguments.length?(c=n?Math.round:Number,i):c!=Number},i.sticky=function(n){return arguments.length?(h=n,o=null,i):h},i.ratio=function(n){return arguments.length?(p=n,i):p},i.mode=function(n){return arguments.length?(g=n+"",i):g},iu(i,a)},vo.random={normal:function(n,t){var e=arguments.length;return 2>e&&(t=1),1>e&&(n=0),function(){var e,r,u;do e=2*Math.random()-1,r=2*Math.random()-1,u=e*e+r*r;while(!u||u>1);return n+t*e*Math.sqrt(-2*Math.log(u)/u)}},logNormal:function(){var n=vo.random.normal.apply(vo,arguments);return function(){return Math.exp(n())}},irwinHall:function(n){return function(){for(var t=0,e=0;n>e;e++)t+=Math.random();return t/n}}},vo.scale={};var Ac={floor:dt,ceil:dt};vo.scale.linear=function(){return Qu([0,1],[0,1],Er,!1)},vo.scale.log=function(){return ii(vo.scale.linear().domain([0,1]),10,!0,[1,10])};var Nc=vo.format(".0e"),qc={floor:function(n){return-Math.ceil(-n)},ceil:function(n){return-Math.floor(-n)}};vo.scale.pow=function(){return oi(vo.scale.linear(),1,[0,1])},vo.scale.sqrt=function(){return vo.scale.pow().exponent(.5)},vo.scale.ordinal=function(){return ci([],{t:"range",a:[[]]})},vo.scale.category10=function(){return vo.scale.ordinal().range(Tc)},vo.scale.category20=function(){return vo.scale.ordinal().range(zc)},vo.scale.category20b=function(){return vo.scale.ordinal().range(Cc)},vo.scale.category20c=function(){return vo.scale.ordinal().range(Dc)};var Tc=[2062260,16744206,2924588,14034728,9725885,9197131,14907330,8355711,12369186,1556175].map(it),zc=[2062260,11454440,16744206,16759672,2924588,10018698,14034728,16750742,9725885,12955861,9197131,12885140,14907330,16234194,8355711,13092807,12369186,14408589,1556175,10410725].map(it),Cc=[3750777,5395619,7040719,10264286,6519097,9216594,11915115,13556636,9202993,12426809,15186514,15190932,8666169,11356490,14049643,15177372,8077683,10834324,13528509,14589654].map(it),Dc=[3244733,7057110,10406625,13032431,15095053,16616764,16625259,16634018,3253076,7652470,10607003,13101504,7695281,10394312,12369372,14342891,6513507,9868950,12434877,14277081].map(it);vo.scale.quantile=function(){return li([],[])},vo.scale.quantize=function(){return si(0,1,[0,1])},vo.scale.threshold=function(){return fi([.5],[0,1])},vo.scale.identity=function(){return hi([0,1])},vo.svg.arc=function(){function n(){var n=t.apply(this,arguments),i=e.apply(this,arguments),o=r.apply(this,arguments)+jc,a=u.apply(this,arguments)+jc,c=(o>a&&(c=o,o=a,a=c),a-o),l=Bo>c?"0":"1",s=Math.cos(o),f=Math.sin(o),h=Math.cos(a),g=Math.sin(a);return c>=Lc?n?"M0,"+i+"A"+i+","+i+" 0 1,1 0,"+-i+"A"+i+","+i+" 0 1,1 0,"+i+"M0,"+n+"A"+n+","+n+" 0 1,0 0,"+-n+"A"+n+","+n+" 0 1,0 0,"+n+"Z":"M0,"+i+"A"+i+","+i+" 0 1,1 0,"+-i+"A"+i+","+i+" 0 1,1 0,"+i+"Z":n?"M"+i*s+","+i*f+"A"+i+","+i+" 0 "+l+",1 "+i*h+","+i*g+"L"+n*h+","+n*g+"A"+n+","+n+" 0 "+l+",0 "+n*s+","+n*f+"Z":"M"+i*s+","+i*f+"A"+i+","+i+" 0 "+l+",1 "+i*h+","+i*g+"L0,0"+"Z"}var t=gi,e=pi,r=di,u=vi;return n.innerRadius=function(e){return arguments.length?(t=pt(e),n):t},n.outerRadius=function(t){return arguments.length?(e=pt(t),n):e},n.startAngle=function(t){return arguments.length?(r=pt(t),n):r},n.endAngle=function(t){return arguments.length?(u=pt(t),n):u},n.centroid=function(){var n=(t.apply(this,arguments)+e.apply(this,arguments))/2,i=(r.apply(this,arguments)+u.apply(this,arguments))/2+jc;return[Math.cos(i)*n,Math.sin(i)*n]},n};var jc=-Bo/2,Lc=2*Bo-1e-6;vo.svg.line.radial=function(){var n=Ue(mi);return n.radius=n.x,delete n.x,n.angle=n.y,delete n.y,n},We.reverse=Je,Je.reverse=We,vo.svg.area=function(){return yi(dt)},vo.svg.area.radial=function(){var n=yi(mi);return n.radius=n.x,delete n.x,n.innerRadius=n.x0,delete n.x0,n.outerRadius=n.x1,delete n.x1,n.angle=n.y,delete n.y,n.startAngle=n.y0,delete n.y0,n.endAngle=n.y1,delete n.y1,n},vo.svg.chord=function(){function n(n,a){var c=t(this,i,n,a),l=t(this,o,n,a);return"M"+c.p0+r(c.r,c.p1,c.a1-c.a0)+(e(c,l)?u(c.r,c.p1,c.r,c.p0):u(c.r,c.p1,l.r,l.p0)+r(l.r,l.p1,l.a1-l.a0)+u(l.r,l.p1,c.r,c.p0))+"Z"}function t(n,t,e,r){var u=t.call(n,e,r),i=a.call(n,u,r),o=c.call(n,u,r)+jc,s=l.call(n,u,r)+jc;return{r:i,a0:o,a1:s,p0:[i*Math.cos(o),i*Math.sin(o)],p1:[i*Math.cos(s),i*Math.sin(s)]}}function e(n,t){return n.a0==t.a0&&n.a1==t.a1}function r(n,t,e){return"A"+n+","+n+" 0 "+ +(e>Bo)+",1 "+t}function u(n,t,e,r){return"Q 0,0 "+r}var i=De,o=je,a=Mi,c=di,l=vi;return n.radius=function(t){return arguments.length?(a=pt(t),n):a},n.source=function(t){return arguments.length?(i=pt(t),n):i},n.target=function(t){return arguments.length?(o=pt(t),n):o},n.startAngle=function(t){return arguments.length?(c=pt(t),n):c},n.endAngle=function(t){return arguments.length?(l=pt(t),n):l},n},vo.svg.diagonal=function(){function n(n,u){var i=t.call(this,n,u),o=e.call(this,n,u),a=(i.y+o.y)/2,c=[i,{x:i.x,y:a},{x:o.x,y:a},o];return c=c.map(r),"M"+c[0]+"C"+c[1]+" "+c[2]+" "+c[3]}var t=De,e=je,r=xi;return n.source=function(e){return arguments.length?(t=pt(e),n):t},n.target=function(t){return arguments.length?(e=pt(t),n):e},n.projection=function(t){return arguments.length?(r=t,n):r},n},vo.svg.diagonal.radial=function(){var n=vo.svg.diagonal(),t=xi,e=n.projection;return n.projection=function(n){return arguments.length?e(bi(t=n)):t},n},vo.svg.symbol=function(){function n(n,r){return(Hc.get(t.call(this,n,r))||Si)(e.call(this,n,r))}var t=wi,e=_i;return n.type=function(e){return arguments.length?(t=pt(e),n):t},n.size=function(t){return arguments.length?(e=pt(t),n):e},n};var Hc=vo.map({circle:Si,cross:function(n){var t=Math.sqrt(n/5)/2;return"M"+-3*t+","+-t+"H"+-t+"V"+-3*t+"H"+t+"V"+-t+"H"+3*t+"V"+t+"H"+t+"V"+3*t+"H"+-t+"V"+t+"H"+-3*t+"Z"},diamond:function(n){var t=Math.sqrt(n/(2*Rc)),e=t*Rc;return"M0,"+-t+"L"+e+",0"+" 0,"+t+" "+-e+",0"+"Z"},square:function(n){var t=Math.sqrt(n)/2;return"M"+-t+","+-t+"L"+t+","+-t+" "+t+","+t+" "+-t+","+t+"Z"},"triangle-down":function(n){var t=Math.sqrt(n/Oc),e=t*Oc/2;return"M0,"+e+"L"+t+","+-e+" "+-t+","+-e+"Z"},"triangle-up":function(n){var t=Math.sqrt(n/Oc),e=t*Oc/2;return"M0,"+-e+"L"+t+","+e+" "+-t+","+e+"Z"}});vo.svg.symbolTypes=Hc.keys();var Fc,Pc,Oc=Math.sqrt(3),Rc=Math.tan(30*Jo),Yc=[],Ic=0;Yc.call=Oo.call,Yc.empty=Oo.empty,Yc.node=Oo.node,Yc.size=Oo.size,vo.transition=function(n){return arguments.length?Fc?n.transition():n:Io.transition()},vo.transition.prototype=Yc,Yc.select=function(n){var t,e,r,u=this.id,i=[];n=d(n);for(var o=-1,a=this.length;++o<a;){i.push(t=[]);for(var c=this[o],l=-1,s=c.length;++l<s;)(r=c[l])&&(e=n.call(r,r.__data__,l,o))?("__data__"in r&&(e.__data__=r.__data__),Ni(e,l,u,r.__transition__[u]),t.push(e)):t.push(null)}return Ei(i,u)},Yc.selectAll=function(n){var t,e,r,u,i,o=this.id,a=[];n=v(n);for(var c=-1,l=this.length;++c<l;)for(var s=this[c],f=-1,h=s.length;++f<h;)if(r=s[f]){i=r.__transition__[o],e=n.call(r,r.__data__,f,c),a.push(t=[]);for(var g=-1,p=e.length;++g<p;)(u=e[g])&&Ni(u,g,o,i),t.push(u)}return Ei(a,o)},Yc.filter=function(n){var t,e,r,u=[];"function"!=typeof n&&(n=k(n));for(var i=0,o=this.length;o>i;i++){u.push(t=[]);for(var e=this[i],a=0,c=e.length;c>a;a++)(r=e[a])&&n.call(r,r.__data__,a)&&t.push(r)}return Ei(u,this.id)},Yc.tween=function(n,t){var e=this.id;return arguments.length<2?this.node().__transition__[e].tween.get(n):N(this,null==t?function(t){t.__transition__[e].tween.remove(n)}:function(r){r.__transition__[e].tween.set(n,t)})},Yc.attr=function(n,t){function e(){this.removeAttribute(a)}function r(){this.removeAttributeNS(a.space,a.local)}function u(n){return null==n?e:(n+="",function(){var t,e=this.getAttribute(a);return e!==n&&(t=o(e,n),function(n){this.setAttribute(a,t(n))})})}function i(n){return null==n?r:(n+="",function(){var t,e=this.getAttributeNS(a.space,a.local);return e!==n&&(t=o(e,n),function(n){this.setAttributeNS(a.space,a.local,t(n))})})}if(arguments.length<2){for(t in n)this.attr(t,n[t]);return this}var o="transform"==n?$r:Er,a=vo.ns.qualify(n);return ki(this,"attr."+n,t,a.local?i:u)},Yc.attrTween=function(n,t){function e(n,e){var r=t.call(this,n,e,this.getAttribute(u));return r&&function(n){this.setAttribute(u,r(n))}}function r(n,e){var r=t.call(this,n,e,this.getAttributeNS(u.space,u.local));return r&&function(n){this.setAttributeNS(u.space,u.local,r(n))
-}}var u=vo.ns.qualify(n);return this.tween("attr."+n,u.local?r:e)},Yc.style=function(n,t,e){function r(){this.style.removeProperty(n)}function u(t){return null==t?r:(t+="",function(){var r,u=bo.getComputedStyle(this,null).getPropertyValue(n);return u!==t&&(r=Er(u,t),function(t){this.style.setProperty(n,r(t),e)})})}var i=arguments.length;if(3>i){if("string"!=typeof n){2>i&&(t="");for(e in n)this.style(e,n[e],t);return this}e=""}return ki(this,"style."+n,t,u)},Yc.styleTween=function(n,t,e){function r(r,u){var i=t.call(this,r,u,bo.getComputedStyle(this,null).getPropertyValue(n));return i&&function(t){this.style.setProperty(n,i(t),e)}}return arguments.length<3&&(e=""),this.tween("style."+n,r)},Yc.text=function(n){return ki(this,"text",n,Ai)},Yc.remove=function(){return this.each("end.transition",function(){var n;this.__transition__.count<2&&(n=this.parentNode)&&n.removeChild(this)})},Yc.ease=function(n){var t=this.id;return arguments.length<1?this.node().__transition__[t].ease:("function"!=typeof n&&(n=vo.ease.apply(vo,arguments)),N(this,function(e){e.__transition__[t].ease=n}))},Yc.delay=function(n){var t=this.id;return N(this,"function"==typeof n?function(e,r,u){e.__transition__[t].delay=+n.call(e,e.__data__,r,u)}:(n=+n,function(e){e.__transition__[t].delay=n}))},Yc.duration=function(n){var t=this.id;return N(this,"function"==typeof n?function(e,r,u){e.__transition__[t].duration=Math.max(1,n.call(e,e.__data__,r,u))}:(n=Math.max(1,n),function(e){e.__transition__[t].duration=n}))},Yc.each=function(n,t){var e=this.id;if(arguments.length<2){var r=Pc,u=Fc;Fc=e,N(this,function(t,r,u){Pc=t.__transition__[e],n.call(t,t.__data__,r,u)}),Pc=r,Fc=u}else N(this,function(r){var u=r.__transition__[e];(u.event||(u.event=vo.dispatch("start","end"))).on(n,t)});return this},Yc.transition=function(){for(var n,t,e,r,u=this.id,i=++Ic,o=[],a=0,c=this.length;c>a;a++){o.push(n=[]);for(var t=this[a],l=0,s=t.length;s>l;l++)(e=t[l])&&(r=Object.create(e.__transition__[u]),r.delay+=r.duration,Ni(e,l,i,r)),n.push(e)}return Ei(o,i)},vo.svg.axis=function(){function n(n){n.each(function(){var n,l=vo.select(this),s=null==c?e.ticks?e.ticks.apply(e,a):e.domain():c,f=null==t?e.tickFormat?e.tickFormat.apply(e,a):dt:t,h=l.selectAll(".tick").data(s,dt),g=h.enter().insert("g",".domain").attr("class","tick").style("opacity",1e-6),p=vo.transition(h.exit()).style("opacity",1e-6).remove(),d=vo.transition(h).style("opacity",1),v=$u(e),m=l.selectAll(".domain").data([0]),y=(m.enter().append("path").attr("class","domain"),vo.transition(m)),M=e.copy(),x=this.__chart__||M;this.__chart__=M,g.append("line"),g.append("text");var b=g.select("line"),_=d.select("line"),w=h.select("text").text(f),S=g.select("text"),E=d.select("text");switch(r){case"bottom":n=qi,b.attr("y2",u),S.attr("y",Math.max(u,0)+o),_.attr("x2",0).attr("y2",u),E.attr("x",0).attr("y",Math.max(u,0)+o),w.attr("dy",".71em").style("text-anchor","middle"),y.attr("d","M"+v[0]+","+i+"V0H"+v[1]+"V"+i);break;case"top":n=qi,b.attr("y2",-u),S.attr("y",-(Math.max(u,0)+o)),_.attr("x2",0).attr("y2",-u),E.attr("x",0).attr("y",-(Math.max(u,0)+o)),w.attr("dy","0em").style("text-anchor","middle"),y.attr("d","M"+v[0]+","+-i+"V0H"+v[1]+"V"+-i);break;case"left":n=Ti,b.attr("x2",-u),S.attr("x",-(Math.max(u,0)+o)),_.attr("x2",-u).attr("y2",0),E.attr("x",-(Math.max(u,0)+o)).attr("y",0),w.attr("dy",".32em").style("text-anchor","end"),y.attr("d","M"+-i+","+v[0]+"H0V"+v[1]+"H"+-i);break;case"right":n=Ti,b.attr("x2",u),S.attr("x",Math.max(u,0)+o),_.attr("x2",u).attr("y2",0),E.attr("x",Math.max(u,0)+o).attr("y",0),w.attr("dy",".32em").style("text-anchor","start"),y.attr("d","M"+i+","+v[0]+"H0V"+v[1]+"H"+i)}if(e.rangeBand){var k=M.rangeBand()/2,A=function(n){return M(n)+k};g.call(n,A),d.call(n,A)}else g.call(n,x),d.call(n,M),p.call(n,M)})}var t,e=vo.scale.linear(),r=Uc,u=6,i=6,o=3,a=[10],c=null;return n.scale=function(t){return arguments.length?(e=t,n):e},n.orient=function(t){return arguments.length?(r=t in Vc?t+"":Uc,n):r},n.ticks=function(){return arguments.length?(a=arguments,n):a},n.tickValues=function(t){return arguments.length?(c=t,n):c},n.tickFormat=function(e){return arguments.length?(t=e,n):t},n.tickSize=function(t){var e=arguments.length;return e?(u=+t,i=+arguments[e-1],n):u},n.innerTickSize=function(t){return arguments.length?(u=+t,n):u},n.outerTickSize=function(t){return arguments.length?(i=+t,n):i},n.tickPadding=function(t){return arguments.length?(o=+t,n):o},n.tickSubdivide=function(){return arguments.length&&n},n};var Uc="bottom",Vc={top:1,right:1,bottom:1,left:1};vo.svg.brush=function(){function n(i){i.each(function(){var i=vo.select(this).style("pointer-events","all").style("-webkit-tap-highlight-color","rgba(0,0,0,0)").on("mousedown.brush",u).on("touchstart.brush",u),o=i.selectAll(".background").data([0]);o.enter().append("rect").attr("class","background").style("visibility","hidden").style("cursor","crosshair"),i.selectAll(".extent").data([0]).enter().append("rect").attr("class","extent").style("cursor","move");var a=i.selectAll(".resize").data(v,dt);a.exit().remove(),a.enter().append("g").attr("class",function(n){return"resize "+n}).style("cursor",function(n){return Zc[n]}).append("rect").attr("x",function(n){return/[ew]$/.test(n)?-3:null}).attr("y",function(n){return/^[ns]/.test(n)?-3:null}).attr("width",6).attr("height",6).style("visibility","hidden"),a.style("display",n.empty()?"none":null);var s,f=vo.transition(i),h=vo.transition(o);c&&(s=$u(c),h.attr("x",s[0]).attr("width",s[1]-s[0]),e(f)),l&&(s=$u(l),h.attr("y",s[0]).attr("height",s[1]-s[0]),r(f)),t(f)})}function t(n){n.selectAll(".resize").attr("transform",function(n){return"translate("+s[+/e$/.test(n)]+","+h[+/^s/.test(n)]+")"})}function e(n){n.select(".extent").attr("x",s[0]),n.selectAll(".extent,.n>rect,.s>rect").attr("width",s[1]-s[0])}function r(n){n.select(".extent").attr("y",h[0]),n.selectAll(".extent,.e>rect,.w>rect").attr("height",h[1]-h[0])}function u(){function u(){var n=vo.event.changedTouches;return n?vo.touches(_,n)[0]:vo.mouse(_)}function g(){32==vo.event.keyCode&&(q||(x=null,z[0]-=s[1],z[1]-=h[1],q=2),f())}function v(){32==vo.event.keyCode&&2==q&&(z[0]+=s[1],z[1]+=h[1],q=0,f())}function m(){var n=u(),i=!1;b&&(n[0]+=b[0],n[1]+=b[1]),q||(vo.event.altKey?(x||(x=[(s[0]+s[1])/2,(h[0]+h[1])/2]),z[0]=s[+(n[0]<x[0])],z[1]=h[+(n[1]<x[1])]):x=null),A&&y(n,c,0)&&(e(E),i=!0),N&&y(n,l,1)&&(r(E),i=!0),i&&(t(E),S({type:"brush",mode:q?"move":"resize"}))}function y(n,t,e){var r,u,a=$u(t),c=a[0],l=a[1],f=z[e],g=e?h:s,v=g[1]-g[0];return q&&(c-=f,l-=v+f),r=(e?d:p)?Math.max(c,Math.min(l,n[e])):n[e],q?u=(r+=f)+v:(x&&(f=Math.max(c,Math.min(l,2*x[e]-r))),r>f?(u=r,r=f):u=f),g[0]!=r||g[1]!=u?(e?o=null:i=null,g[0]=r,g[1]=u,!0):void 0}function M(){m(),E.style("pointer-events","all").selectAll(".resize").style("display",n.empty()?"none":null),vo.select("body").style("cursor",null),C.on("mousemove.brush",null).on("mouseup.brush",null).on("touchmove.brush",null).on("touchend.brush",null).on("keydown.brush",null).on("keyup.brush",null),T(),S({type:"brushend"})}var x,b,_=this,w=vo.select(vo.event.target),S=a.of(_,arguments),E=vo.select(_),k=w.datum(),A=!/^(n|s)$/.test(k)&&c,N=!/^(e|w)$/.test(k)&&l,q=w.classed("extent"),T=L(),z=u(),C=vo.select(bo).on("keydown.brush",g).on("keyup.brush",v);if(vo.event.changedTouches?C.on("touchmove.brush",m).on("touchend.brush",M):C.on("mousemove.brush",m).on("mouseup.brush",M),E.interrupt().selectAll("*").interrupt(),q)z[0]=s[0]-z[0],z[1]=h[0]-z[1];else if(k){var D=+/w$/.test(k),j=+/^n/.test(k);b=[s[1-D]-z[0],h[1-j]-z[1]],z[0]=s[D],z[1]=h[j]}else vo.event.altKey&&(x=z.slice());E.style("pointer-events","none").selectAll(".resize").style("display",null),vo.select("body").style("cursor",w.style("cursor")),S({type:"brushstart"}),m()}var i,o,a=g(n,"brushstart","brush","brushend"),c=null,l=null,s=[0,0],h=[0,0],p=!0,d=!0,v=Xc[0];return n.event=function(n){n.each(function(){var n=a.of(this,arguments),t={x:s,y:h,i:i,j:o},e=this.__chart__||t;this.__chart__=t,Fc?vo.select(this).transition().each("start.brush",function(){i=e.i,o=e.j,s=e.x,h=e.y,n({type:"brushstart"})}).tween("brush:brush",function(){var e=kr(s,t.x),r=kr(h,t.y);return i=o=null,function(u){s=t.x=e(u),h=t.y=r(u),n({type:"brush",mode:"resize"})}}).each("end.brush",function(){i=t.i,o=t.j,n({type:"brush",mode:"resize"}),n({type:"brushend"})}):(n({type:"brushstart"}),n({type:"brush",mode:"resize"}),n({type:"brushend"}))})},n.x=function(t){return arguments.length?(c=t,v=Xc[!c<<1|!l],n):c},n.y=function(t){return arguments.length?(l=t,v=Xc[!c<<1|!l],n):l},n.clamp=function(t){return arguments.length?(c&&l?(p=!!t[0],d=!!t[1]):c?p=!!t:l&&(d=!!t),n):c&&l?[p,d]:c?p:l?d:null},n.extent=function(t){var e,r,u,a,f;return arguments.length?(c&&(e=t[0],r=t[1],l&&(e=e[0],r=r[0]),i=[e,r],c.invert&&(e=c(e),r=c(r)),e>r&&(f=e,e=r,r=f),(e!=s[0]||r!=s[1])&&(s=[e,r])),l&&(u=t[0],a=t[1],c&&(u=u[1],a=a[1]),o=[u,a],l.invert&&(u=l(u),a=l(a)),u>a&&(f=u,u=a,a=f),(u!=h[0]||a!=h[1])&&(h=[u,a])),n):(c&&(i?(e=i[0],r=i[1]):(e=s[0],r=s[1],c.invert&&(e=c.invert(e),r=c.invert(r)),e>r&&(f=e,e=r,r=f))),l&&(o?(u=o[0],a=o[1]):(u=h[0],a=h[1],l.invert&&(u=l.invert(u),a=l.invert(a)),u>a&&(f=u,u=a,a=f))),c&&l?[[e,u],[r,a]]:c?[e,r]:l&&[u,a])},n.clear=function(){return n.empty()||(s=[0,0],h=[0,0],i=o=null),n},n.empty=function(){return!!c&&s[0]==s[1]||!!l&&h[0]==h[1]},vo.rebind(n,a,"on")};var Zc={n:"ns-resize",e:"ew-resize",s:"ns-resize",w:"ew-resize",nw:"nwse-resize",ne:"nesw-resize",se:"nwse-resize",sw:"nesw-resize"},Xc=[["n","e","s","w","nw","ne","se","sw"],["e","w"],["n","s"],[]],Bc=vo.time={},$c=Date,Wc=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];zi.prototype={getDate:function(){return this._.getUTCDate()},getDay:function(){return this._.getUTCDay()},getFullYear:function(){return this._.getUTCFullYear()},getHours:function(){return this._.getUTCHours()},getMilliseconds:function(){return this._.getUTCMilliseconds()},getMinutes:function(){return this._.getUTCMinutes()},getMonth:function(){return this._.getUTCMonth()},getSeconds:function(){return this._.getUTCSeconds()},getTime:function(){return this._.getTime()},getTimezoneOffset:function(){return 0},valueOf:function(){return this._.valueOf()},setDate:function(){Jc.setUTCDate.apply(this._,arguments)},setDay:function(){Jc.setUTCDay.apply(this._,arguments)},setFullYear:function(){Jc.setUTCFullYear.apply(this._,arguments)},setHours:function(){Jc.setUTCHours.apply(this._,arguments)},setMilliseconds:function(){Jc.setUTCMilliseconds.apply(this._,arguments)},setMinutes:function(){Jc.setUTCMinutes.apply(this._,arguments)},setMonth:function(){Jc.setUTCMonth.apply(this._,arguments)},setSeconds:function(){Jc.setUTCSeconds.apply(this._,arguments)},setTime:function(){Jc.setTime.apply(this._,arguments)}};var Jc=Date.prototype,Gc="%a %b %e %X %Y",Kc="%m/%d/%Y",Qc="%H:%M:%S",nl=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"],tl=["Sun","Mon","Tue","Wed","Thu","Fri","Sat"],el=["January","February","March","April","May","June","July","August","September","October","November","December"],rl=["Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec"];Bc.year=Ci(function(n){return n=Bc.day(n),n.setMonth(0,1),n},function(n,t){n.setFullYear(n.getFullYear()+t)},function(n){return n.getFullYear()}),Bc.years=Bc.year.range,Bc.years.utc=Bc.year.utc.range,Bc.day=Ci(function(n){var t=new $c(2e3,0);return t.setFullYear(n.getFullYear(),n.getMonth(),n.getDate()),t},function(n,t){n.setDate(n.getDate()+t)},function(n){return n.getDate()-1}),Bc.days=Bc.day.range,Bc.days.utc=Bc.day.utc.range,Bc.dayOfYear=function(n){var t=Bc.year(n);return Math.floor((n-t-6e4*(n.getTimezoneOffset()-t.getTimezoneOffset()))/864e5)},Wc.forEach(function(n,t){n=n.toLowerCase(),t=7-t;var e=Bc[n]=Ci(function(n){return(n=Bc.day(n)).setDate(n.getDate()-(n.getDay()+t)%7),n},function(n,t){n.setDate(n.getDate()+7*Math.floor(t))},function(n){var e=Bc.year(n).getDay();return Math.floor((Bc.dayOfYear(n)+(e+t)%7)/7)-(e!==t)});Bc[n+"s"]=e.range,Bc[n+"s"].utc=e.utc.range,Bc[n+"OfYear"]=function(n){var e=Bc.year(n).getDay();return Math.floor((Bc.dayOfYear(n)+(e+t)%7)/7)}}),Bc.week=Bc.sunday,Bc.weeks=Bc.sunday.range,Bc.weeks.utc=Bc.sunday.utc.range,Bc.weekOfYear=Bc.sundayOfYear,Bc.format=ji;var ul=Hi(nl),il=Fi(nl),ol=Hi(tl),al=Fi(tl),cl=Hi(el),ll=Fi(el),sl=Hi(rl),fl=Fi(rl),hl=/^%/,gl={"-":"",_:" ",0:"0"},pl={a:function(n){return tl[n.getDay()]},A:function(n){return nl[n.getDay()]},b:function(n){return rl[n.getMonth()]},B:function(n){return el[n.getMonth()]},c:ji(Gc),d:function(n,t){return Pi(n.getDate(),t,2)},e:function(n,t){return Pi(n.getDate(),t,2)},H:function(n,t){return Pi(n.getHours(),t,2)},I:function(n,t){return Pi(n.getHours()%12||12,t,2)},j:function(n,t){return Pi(1+Bc.dayOfYear(n),t,3)},L:function(n,t){return Pi(n.getMilliseconds(),t,3)},m:function(n,t){return Pi(n.getMonth()+1,t,2)},M:function(n,t){return Pi(n.getMinutes(),t,2)},p:function(n){return n.getHours()>=12?"PM":"AM"},S:function(n,t){return Pi(n.getSeconds(),t,2)},U:function(n,t){return Pi(Bc.sundayOfYear(n),t,2)},w:function(n){return n.getDay()},W:function(n,t){return Pi(Bc.mondayOfYear(n),t,2)},x:ji(Kc),X:ji(Qc),y:function(n,t){return Pi(n.getFullYear()%100,t,2)},Y:function(n,t){return Pi(n.getFullYear()%1e4,t,4)},Z:oo,"%":function(){return"%"}},dl={a:Oi,A:Ri,b:Vi,B:Zi,c:Xi,d:Qi,e:Qi,H:to,I:to,j:no,L:uo,m:Ki,M:eo,p:io,S:ro,U:Ii,w:Yi,W:Ui,x:Bi,X:$i,y:Ji,Y:Wi,"%":ao},vl=/^\s*\d+/,ml=vo.map({am:0,pm:1});ji.utc=co;var yl=co("%Y-%m-%dT%H:%M:%S.%LZ");ji.iso=Date.prototype.toISOString&&+new Date("2000-01-01T00:00:00.000Z")?lo:yl,lo.parse=function(n){var t=new Date(n);return isNaN(t)?null:t},lo.toString=yl.toString,Bc.second=Ci(function(n){return new $c(1e3*Math.floor(n/1e3))},function(n,t){n.setTime(n.getTime()+1e3*Math.floor(t))},function(n){return n.getSeconds()}),Bc.seconds=Bc.second.range,Bc.seconds.utc=Bc.second.utc.range,Bc.minute=Ci(function(n){return new $c(6e4*Math.floor(n/6e4))},function(n,t){n.setTime(n.getTime()+6e4*Math.floor(t))},function(n){return n.getMinutes()}),Bc.minutes=Bc.minute.range,Bc.minutes.utc=Bc.minute.utc.range,Bc.hour=Ci(function(n){var t=n.getTimezoneOffset()/60;return new $c(36e5*(Math.floor(n/36e5-t)+t))},function(n,t){n.setTime(n.getTime()+36e5*Math.floor(t))},function(n){return n.getHours()}),Bc.hours=Bc.hour.range,Bc.hours.utc=Bc.hour.utc.range,Bc.month=Ci(function(n){return n=Bc.day(n),n.setDate(1),n},function(n,t){n.setMonth(n.getMonth()+t)},function(n){return n.getMonth()}),Bc.months=Bc.month.range,Bc.months.utc=Bc.month.utc.range;var Ml=[1e3,5e3,15e3,3e4,6e4,3e5,9e5,18e5,36e5,108e5,216e5,432e5,864e5,1728e5,6048e5,2592e6,7776e6,31536e6],xl=[[Bc.second,1],[Bc.second,5],[Bc.second,15],[Bc.second,30],[Bc.minute,1],[Bc.minute,5],[Bc.minute,15],[Bc.minute,30],[Bc.hour,1],[Bc.hour,3],[Bc.hour,6],[Bc.hour,12],[Bc.day,1],[Bc.day,2],[Bc.week,1],[Bc.month,1],[Bc.month,3],[Bc.year,1]],bl=[[ji("%Y"),Zt],[ji("%B"),function(n){return n.getMonth()}],[ji("%b %d"),function(n){return 1!=n.getDate()}],[ji("%a %d"),function(n){return n.getDay()&&1!=n.getDate()}],[ji("%I %p"),function(n){return n.getHours()}],[ji("%I:%M"),function(n){return n.getMinutes()}],[ji(":%S"),function(n){return n.getSeconds()}],[ji(".%L"),function(n){return n.getMilliseconds()}]],_l=ho(bl);xl.year=Bc.year,Bc.scale=function(){return so(vo.scale.linear(),xl,_l)};var wl={range:function(n,t,e){return vo.range(+n,+t,e).map(fo)}},Sl=xl.map(function(n){return[n[0].utc,n[1]]}),El=[[co("%Y"),Zt],[co("%B"),function(n){return n.getUTCMonth()}],[co("%b %d"),function(n){return 1!=n.getUTCDate()}],[co("%a %d"),function(n){return n.getUTCDay()&&1!=n.getUTCDate()}],[co("%I %p"),function(n){return n.getUTCHours()}],[co("%I:%M"),function(n){return n.getUTCMinutes()}],[co(":%S"),function(n){return n.getUTCSeconds()}],[co(".%L"),function(n){return n.getUTCMilliseconds()}]],kl=ho(El);return Sl.year=Bc.year.utc,Bc.scale.utc=function(){return so(vo.scale.linear(),Sl,kl)},vo.text=vt(function(n){return n.responseText}),vo.json=function(n,t){return mt(n,"application/json",go,t)},vo.html=function(n,t){return mt(n,"text/html",po,t)},vo.xml=vt(function(n){return n.responseXML}),vo}();
\ No newline at end of file