A 1.0 #regions in PPM
# low field   high field  bias        slope
  10.027304058973622  9.976036639724734  -0.0  -0.0  # for region 1
  9.448283794515596  9.397016375266709  -0.0  -0.0  # for region 2
  8.245007307438762  8.1605668522053  -0.0  -0.0  # for region 3
  5.94400490232692  5.901784674710189  -0.0  -0.0  # for region 4
  5.7570296085956825  5.732903764243265  -0.0  -0.0  # for region 5
