             d.key +
              "\nAverage payment: " + valueAcc(d).toPrecision(4) +
              "\n% Functional: " + keyAcc(d).toPrecision(4) +
-             "\nPopulation served: " + radiusAcc(d))
+             "\nPopulation: " + radiusAcc(d))
           .renderTitle(true)
 
       removeEmptyGroups = (group) ->

          .keyAccessor(keyAcc)
          .valueAccessor(valueAcc)
          .radiusValueAccessor(radiusAcc)
          .maxBubbleRelativeSize(0.1)
          .x(d3.scale.linear().domain(d3.extent(group.all(),keyAcc)))
          .y(d3.scale.linear().domain(d3.extent(group.all(),valueAcc)))
          .r(d3.scale.linear().domain(d3.extent(group.all(),radiusAcc)))


    dimensions = []
    xfilter = null
    popData = null

    # Called when the tab is activated for the first time
    # Has to be done on tab activation for else the charts can not pickup
