A 1.0 #regions in PPM
# low field   high field  bias        slope
  8.317645451483303  7.265441876911002  119531.25  1.7144412191582004  # for region 1
  7.588990796736174  7.380452220481775  132250.0  -5.673499267935578  # for region 2
  0.08834490255760877  -0.3121519890368843  111750.0  -0.8581235697940501  # for region 3
