A 1.0 #regions in PPM
# low field   high field  bias        slope
  10.03192297414511  9.966187767179468  -0.0  -0.0  # for region 1
  9.45126197928196  9.370918948546176  -0.0  -0.0  # for region 2
  8.246116518245232  8.165773487509451  -0.0  -0.0  # for region 3
  7.968567866612532  7.939352219072248  -0.0  -0.0  # for region 4
  5.99285970170081  5.9015608031374205  -0.0  -0.0  # for region 5
