A 1.0 #regions in PPM
# low field   high field  bias        slope
  8.047753845363399  7.888523761036341  -0.0  -0.0  # for region 1
  7.782370371484968  7.596601939770068  -0.0  -0.0  # for region 2
  7.4572756159838915  7.351122226432519  -0.0  -0.0  # for region 3
  7.012758297237521  6.82698986552262  -0.0  -0.0  # for region 4
  6.375837959929288  6.2365116361431125  -0.0  -0.0  # for region 5
  5.3806499328851745  5.25459278279292  -0.0  -0.0  # for region 6
  4.763633356117824  4.6044032717907655  -0.0  -0.0  # for region 7
  4.159885953044395  4.020559629258219  -0.0  -0.0  # for region 8
  3.449985160419594  3.250947555010771  -0.0  -0.0  # for region 9
  2.740084367794793  2.5609505229268525  -0.0  -0.0  # for region 10
  2.5742196966207738  2.3884512649058727  -0.0  -0.0  # for region 11
  0.9354767454214669  0.7497083137065657  -0.0  -0.0  # for region 12