A 1.0 #regions in PPM
# low field   high field  bias        slope
  8.212052847709215  8.126454902716807  -0.0  -0.0  # for region 1
  8.078306058658576  7.907110168673759  -0.0  -0.0  # for region 2
  7.832211966805402  7.537969030893996  -0.0  -0.0  # for region 3
  4.595539671779945  4.344095708364745  -0.0  -0.0  # for region 4
  3.7074609924837043  3.5790640749950913  -0.0  -0.0  # for region 5
  1.2959862406737852  1.1982275856671063  -0.0  -0.0  # for region 6