, '273', '278', '284', '289', '294', '299', '304', '309', '314', '319', '324', '330', '335', '340', '345', '350', '355', '360', '365', '370', '376', '381', '386', '391', '396', '401', '406', '411', '416', '422', '427', '432', '437', '442', '447', '452', '457', '462', '468', '473', '478', '483', '488', '493', '498', '503', '508'],
    tickInterval: 20
  },
  yAxis: {
    min: 0,
    title: { text: 'Percentage of Requests' },
    reversedStacks: false
  },
  tooltip: {
    formatter: function() {
      return