A 1.0 #regions in PPM
# low field   high field  bias        slope
  7.406685730049118  7.31977097941185  0.0  0.0  # for region 1
  7.252648696741486  7.20617942412354  0.0  0.0  # for region 2
  7.20617942412354  7.162291777762148  0.0  0.0  # for region 3
  7.110611894550515  7.0648228431562075  0.0  0.0  # for region 4
  7.0648228431562075  7.0184000332650935  0.0  0.0  # for region 5
  5.90614432596378  5.799929471064229  0.0  0.0  # for region 6
  5.119332103936493  5.066261333045166  0.0  0.0  # for region 7
  5.066261333045166  5.0110981661688765  0.0  0.0  # for region 8
  4.330716752480703  4.246593752432516  0.0  0.0  # for region 9
  3.4813980019942  3.402128251948793  0.0  0.0  # for region 10
