A 1.0 #regions in PPM
# low field   high field  bias        slope
  9.798962083406979  9.683980781254876  -0.0  -0.0  # for region 1
  8.003976199810262  7.914546298136406  -0.0  -0.0  # for region 2
  7.703550062965326  7.631032559325059  -0.0  -0.0  # for region 3
  7.6190332601615625  7.56634068557403  -0.0  -0.0  # for region 4
  7.5642538509369  7.486519260703808  -0.0  -0.0  # for region 5
  7.480258756792418  7.426522764886322  -0.0  -0.0  # for region 6
  7.422349095612061  7.329484954259777  -0.0  -0.0  # for region 7
  3.8390979218563195  3.7496680201824617  -0.0  -0.0  # for region 8
  3.1108830082263355  3.0150652564329166  -0.0  -0.0  # for region 9