A 1.0 #regions in PPM
# low field   high field  bias        slope
  7.81210732507749  7.741226247597851  -0.0  -0.0  # for region 1
  7.665282236012522  7.5842752903215045  -0.0  -0.0  # for region 2
  7.533645949264618  7.472890739996355  -0.0  -0.0  # for region 3
  7.437450201256535  7.351380321459829  -0.0  -0.0  # for region 4
  5.262345783586165  5.162997662598108  -0.0  -0.0  # for region 5
  5.16039155365545  5.016964341973075  -0.0  -0.0  # for region 6
  3.714167169191503  3.642453563350315  -0.0  -0.0  # for region 7
  3.591656425879474  3.5528115560488307  -0.0  -0.0  # for region 8
  3.588783259442366  3.4929776669583465  -0.0  -0.0  # for region 9
  3.5318950876784845  3.4915561843928162  -0.0  -0.0  # for region 10
  3.419842578551629  3.3018139356046743  -0.0  -0.0  # for region 11
  1.5851694957812488  1.5403484921305064  -0.0  -0.0  # for region 12
  1.3685346448026614  1.3177375073318203  -0.0  -0.0  # for region 13
  1.3207255742418698  1.244529868035608  -0.0  -0.0  # for region 14