A 1.0 #regions in PPM
# low field   high field  bias        slope
  9.236689799587673  9.181084309155374  640000.0  -437.15846994535514  # for region 1
  7.832136300519938  7.774471347479034  864000.0  2762.841530054647  # for region 2
  7.148394714463504  7.086610836205392  640000.0  1107.6691162615439  # for region 3
  4.168986491457241  4.104295321762216  2320000.0  6140.532966026797  # for region 4
  4.104295321762216  4.0515839983070085  3472000.0  2946.7495760316574  # for region 5
  4.0515839983070085  3.9964767056038384  3360000.0  1107.6691162615439  # for region 6
