27
  40.0    100.0
  100.0   160.0
  160.0   220.0
  220.0   280.0
  280.0   330.0
  330.0   380.0
  380.0   440.0
  440.0   495.0
  495.0   545.0
  545.0   617.0
  617.0   667.0
  667.0   720.0
  720.0   800.0
  800.0   875.0
  875.0   940.0
  940.0   1000.0
  1000.0  1065.0
  1065.0  1108.0
  1108.0  1200.0
  1200.0  1275.0
  1275.0  1350.0
  1350.0  1450.0
  1450.0  1550.0
  1550.0  1650.0
  1650.0  1750.0
  1750.0  1850.0
  1850.0  1950.0