A 1.0 #regions in PPM
# low field   high field  bias        slope
  8.544202931223465  8.364742906831596  -0.0  -0.0  # for region 1
  8.271042540113719  8.172577747969507  -0.0  -0.0  # for region 2
  7.751720168643445  7.653255376499234  -0.0  -0.0  # for region 3
  7.354684716449046  7.29274718590672  -0.0  -0.0  # for region 4
  7.106194162601985  7.068066138196816  -0.0  -0.0  # for region 5
  7.065223259184149  7.0217439331080795  -0.0  -0.0  # for region 6
  7.0217439331080795  6.981274714221891  -0.0  -0.0  # for region 7
  3.783656333063459  3.69791558282591  -0.0  -0.0  # for region 8
