A 1.0 #regions in PPM
# low field   high field  bias        slope
  7.959071186329117  7.893709262499503  -0.0  -0.0  # for region 1
  7.689243757186353  7.590362898059501  -0.0  -0.0  # for region 2
  7.40265686039497  7.3339430430356325  -0.0  -0.0  # for region 3
  6.958530967706583  6.816075492693322  -0.0  -0.0  # for region 4
  6.2898282085266874  6.222790337932212  -0.0  -0.0  # for region 5
  5.280908256079828  5.228953906369108  -0.0  -0.0  # for region 6
  4.6809193142592695  4.595446029251313  -0.0  -0.0  # for region 7
  4.116125254500811  4.020596288903683  -0.0  -0.0  # for region 8
  3.3619492103129582  3.2714480850104164  -0.0  -0.0  # for region 9
  2.641292101422347  2.544087189060357  -0.0  -0.0  # for region 10
  2.512244200527981  2.4200671284605764  -0.0  -0.0  # for region 11