A 1.0 #regions in PPM
# low field   high field  bias        slope
  7.315877156491259  7.263020244358974  0.0  0.0  # for region 1
  7.166916767754819  7.0876313995563915  0.0  0.0  # for region 2
  7.0876313995563915  7.037177074339211  0.0  0.0  # for region 3
  7.037177074339211  6.98672274912203  0.0  0.0  # for region 4
  6.953086532310576  6.890619272517875  0.0  0.0  # for region 5
  6.434127758648142  6.318803586723156  0.0  0.0  # for region 6
  6.217894936288794  6.10977852510912  0.0  0.0  # for region 7
  5.586014577616479  5.434651601964935  0.0  0.0  # for region 8
  5.146341172152471  5.043029934803005  0.0  0.0  # for region 9
  3.435699288598522  3.279531139116771  0.0  0.0  # for region 10
  2.472261935641874  2.342522242226265  0.0  0.0  # for region 11
  1.2397348481935926  1.1148003286081918  0.0  0.0  # for region 12
  1.1148003286081918  1.0523330688154915  0.0  0.0  # for region 13
  1.0379175473248683  0.937008896890506  0.0  0.0  # for region 14
