A 1.0 #regions in PPM
# low field   high field  bias        slope
  8.094487  7.830555  0.0  0.0  # for region 1
  7.401548  7.088973  0.0  0.0  # for region 2
  7.054765  6.75694  0.0  0.0  # for region 3
  5.490632  5.199083  0.0  0.0  # for region 4
  4.825624  4.458129  0.0  0.0  # for region 5
  4.291484  3.936855  0.0  0.0  # for region 6
  3.502514  3.173933  0.0  0.0  # for region 7
  2.823697  2.550665  0.0  0.0  # for region 8
  2.550351  2.321254  0.0  0.0  # for region 9
  2.32094  0.486913  0.0  0.0  # for region 10