A 1.0 #regions in PPM
# low field   high field  bias        slope
  7.883332637802292  7.781766396921171  -0.0  -0.0  # for region 1
  7.7593620790797475  7.4501824928681  -0.0  -0.0  # for region 2
  7.444208008110387  7.269454328947282  -0.0  -0.0  # for region 3
  7.239581905158717  7.1320411795198835  -0.0  -0.0  # for region 4
  3.1856787101192734  3.0970757624294833  -0.0  -0.0  # for region 5
  3.105130575855828  3.0286098483055546  -0.0  -0.0  # for region 6
  2.559416966220984  2.440608468182402  -0.0  -0.0  # for region 7
  2.297635529864786  2.1365392613378944  -0.0  -0.0  # for region 8