A 1.0 #regions in PPM
# low field   high field  bias        slope
  8.141673329340701  7.990551782624401  0.0  0.0  # for region 1
  7.244389145712666  7.135770534010325  0.0  0.0  # for region 2
  5.407317843442636  5.270363941730988  0.0  0.0  # for region 3
  5.232583555051913  5.13341004001934  0.0  0.0  # for region 4
  3.938605311293588  3.8724896346052065  0.0  0.0  # for region 5
  3.863044537935439  3.7378970070610023  0.0  0.0  # for region 6
  2.2384879107352043  2.11570165402821  0.0  0.0  # for region 7
  1.5489958538420823  1.3506488237769376  0.0  0.0  # for region 8
  1.1995272770606369  1.0484057303443362  0.0  0.0  # for region 9
  0.916174376967573  0.7744979269210411  0.0  0.0  # for region 10
