A 1.0 #regions in PPM
# low field   high field  bias        slope
  10.136054164945183  10.107631234801895  -0.0  -0.0  # for region 1
  9.523867977243576  9.392685222736088  -0.0  -0.0  # for region 2
  8.223306035247772  8.18914798739189  -0.0  -0.0  # for region 3
  7.959793528533617  7.9418377569826735  -0.0  -0.0  # for region 4
  6.013387892411253  5.948747114827854  -0.0  -0.0  # for region 5
