A 1.0 #regions in PPM
# low field   high field  bias        slope
  5.430067081317101  5.29599135091421  -0.0  -0.0  # for region 1
  4.226737400951154  4.1462919627094195  -0.0  -0.0  # for region 2
  3.445746271354311  3.3116705409514196  -0.0  -0.0  # for region 3
  2.4435301865926973  2.332917709010312  -0.0  -0.0  # for region 4
  0.9552895791206019  0.7776392363367706  -0.0  -0.0  # for region 5
  0.7206570509155417  0.606692680073084  -0.0  -0.0  # for region 6