A 1.0 #regions in PPM
# low field   high field  bias        slope
  249.1698377588246  242.63185367768926  -0.0  -0.0  # for region 1
  213.81629420898165  208.24690036208858  -0.0  -0.0  # for region 2
  176.04127507353303  169.74543855095826  -0.0  -0.0  # for region 3
  166.11322517254973  159.5752410914144  -0.0  -0.0  # for region 4
  141.65632175793235  134.14974744255474  -0.0  -0.0  # for region 5
  102.67056482968088  98.31190877559067  -0.0  -0.0  # for region 6
  68.28561151408022  62.47407010862658  -0.0  -0.0  # for region 7
  58.35756161309692  50.36669218059817  -0.0  -0.0  # for region 8
  38.259314252569766  34.62710087416124  -0.0  -0.0  # for region 9
  33.4163630813584  29.78414970294988  -0.0  -0.0  # for region 10
