A 1.0 #regions in PPM
# low field   high field  bias        slope
  10.068656725057544  10.008588956784868  -0.0  -0.0  # for region 1
  9.458238323151443  9.38031256971662  -0.0  -0.0  # for region 2
  8.291866731921466  8.218458507853699  -0.0  -0.0  # for region 3
  7.9628073830931445  7.9436717690754985  -0.0  -0.0  # for region 4
  6.000847074950751  5.97178485631789  -0.0  -0.0  # for region 5
  5.94973765597572  5.905643255291379  -0.0  -0.0  # for region 6
  4.007658119701193  3.9634901937880125  -0.0  -0.0  # for region 7
