A 1.0 #regions in PPM
# low field   high field  bias        slope
  2.666871395204624  2.658087233823845  0.0  0.0  # for region 1
  2.63559978068905  2.6250587870321143  0.0  0.0  # for region 2
  2.507702390984902  2.4992695960593534  0.0  0.0  # for region 3
  2.476430776469327  2.470457546730397  0.0  0.0  # for region 4
  2.102576868103356  -0.35979925015672404  0.0  0.0  # for region 5
  1.4599450734617887  1.4291345443140562  0.0  0.0  # for region 6
  1.3141875701859769  1.2750818985753933  0.0  0.0  # for region 7
  -0.023042062396808536  -0.04977085477710644  0.0  0.0  # for region 8
