A 1.0 #regions in PPM
# low field   high field  bias        slope
  7.9239430170337455  7.8346398014104786  -0.0  -0.0  # for region 1
  6.90897762408469  6.761283844400055  -0.0  -0.0  # for region 2
  5.007849553027829  4.856721034280762  -0.0  -0.0  # for region 3
  3.5429333428999956  3.441608540558212  -0.0  -0.0  # for region 4
  3.324827412435478  3.2131983929063943  -0.0  -0.0  # for region 5
  3.1324820249392182  2.981353506192151  -0.0  -0.0  # for region 6
  2.622423274167859  2.5056421460451253  -0.0  -0.0  # for region 7
  2.459273168702281  2.308144649955213  -0.0  -0.0  # for region 8
  1.4168298632537537  1.373895624973337  -0.0  -0.0  # for region 9