A 1.0 #regions in PPM
# low field   high field  bias        slope
  8.938144331597256  8.71984  0.0  0.0  # for region 1
  8.540402433034215  8.294841  0.0  0.0  # for region 2
  8.174328  7.795703  0.0  0.0  # for region 3
  7.795398  7.384433  0.0  0.0  # for region 4
  0.578647  0.20991933535271678  0.0  0.0  # for region 5
