A 1.0 #regions in PPM
# low field   high field  bias        slope
  11.444551265230439  10.537780096556718  -0.0  -0.0  # for region 1
  8.179304121337019  8.086600587267812  -0.0  -0.0  # for region 2
  8.065207464021071  7.951110806705123  -0.0  -0.0  # for region 3
  7.943979765622877  7.858407272635915  -0.0  -0.0  # for region 4
  7.785562997265371  7.7129378454016875  -0.0  -0.0  # for region 5
  7.699733272335564  7.560351667748696  -0.0  -0.0  # for region 6
  7.54347915771976  7.467919656285827  -0.0  -0.0  # for region 7
  5.327521529534529  5.257945688663742  -0.0  -0.0  # for region 8
  4.807359290643409  4.727844043933938  -0.0  -0.0  # for region 9
  4.048651311623877  3.949257253237039  -0.0  -0.0  # for region 10
  3.8200449773341494  3.730590324785995  -0.0  -0.0  # for region 11