A 1.0 #regions in PPM
# low field   high field  bias        slope
  7.956016087393222  7.884432395090199  -0.0  -0.0  # for region 1
  7.677625808106486  7.637060684076335  -0.0  -0.0  # for region 2
  7.099340914277333  7.05450736172719  -0.0  -0.0  # for region 3
  6.915739024049279  6.8837786232982525  -0.0  -0.0  # for region 4
  6.859293732797874  6.815137896739767  -0.0  -0.0  # for region 5
  6.771688554058608  6.649566127475044  -0.0  -0.0  # for region 6
  6.623547744944063  6.527129011948042  -0.0  -0.0  # for region 7
  6.245813148678384  6.224146257047571  -0.0  -0.0  # for region 8
  5.973769326927399  5.818660930368583  -0.0  -0.0  # for region 9
  5.294646077129337  5.16049827470009  -0.0  -0.0  # for region 10
  2.5463341976361344  2.433845538302811  -0.0  -0.0  # for region 11
  2.428055982771013  2.2247635596852327  -0.0  -0.0  # for region 12
  2.090189702149575  1.8983503733221483  -0.0  -0.0  # for region 13
  1.4001407730837563  1.3142425661461026  -0.0  -0.0  # for region 14
  1.2660167793034605  1.2207774141523893  -0.0  -0.0  # for region 15
  1.1362190271211003  1.057023106311806  -0.0  -0.0  # for region 16
  1.057023106311806  0.9568160228388214  -0.0  -0.0  # for region 17
  0.8679226423385931  0.6772059350835578  -0.0  -0.0  # for region 18
