A 1.0 #regions in PPM
# low field   high field  bias        slope
  8.055059048941574  7.971206775172502  -0.0  -0.0  # for region 1
  6.959738722833058  6.854923380621718  -0.0  -0.0  # for region 2
  3.9305753329252964  3.8257599907139554  -0.0  -0.0  # for region 3
  3.458906292974261  3.259757142772713  -0.0  -0.0  # for region 4
  2.7356804317160064  2.552253582846159  -0.0  -0.0  # for region 5