A 1.0 #regions in PPM
# low field   high field  bias        slope
  5.2470162284725115  5.161797867453236  96000.0  -410.2564102564103  # for region 1
  4.096568354712297  3.920044606886656  96000.0  -199.17012448132783  # for region 2
  3.913957581099565  3.847000297441563  96000.0  -524.5901639344262  # for region 3
  3.847000297441563  3.767868962209379  96000.0  -442.39631336405523  # for region 4
  3.767868962209379  3.6035192659579196  96000.0  -213.33333333333334  # for region 5
  3.487865776003189  3.414821466558096  96000.0  -480.0  # for region 6
  3.408734440771005  3.3052550023904566  96000.0  -339.22261484098937  # for region 7
  1.2356662347794893  1.1504478737602142  96000.0  -412.0171673819742  # for region 8
