 },
  title: { text: 'A title to let highcharts reserve the place for the title set later' },
  navigator: {
    maskInside: false
  },
  xAxis: {
    categories: ['3', '8', '13', '18', '23', '28', '33', '38', '43', '49', '54', '59', '64', '69', '74', '79', '84', '89', '95', '100', '105', '110', '115', '120', '125', '130', '135', '141', '146', '151', '156', '161', '166', '171', '176', '181', '187', '192', '197', '202', '207', '212', '217', '222', '227', '233', '238', '243', '248', '253', '258', '263', '268'