nkabrown

// percentage = value / total * 100
// store total in variable
var total = d3.sum(data, function(d) { return d.values; });

// set upper domain of y-axis not to 100% but to the percentage of the greatest value in your data
y.domain([0, d3.max(data, function(d) { return Math.round((d.values / total) * 100); })]);

// percentage in bar chart
var bars = d3.selectAll('.bar')
    .data(data)

nkabrown

// on function call autocreate data agnostic filters
function createFilter(name, data) {
  var items = [];
  for (i in data) {
    items.push(data[i][name]);
  }
  var list = items.filter(uniqueValues);
  list.sort();
  
  $.each(list, function(i, item) {