A 1.0 #regions in PPM
# low field   high field  bias        slope
  10.031192589566981  9.979176034455545  -0.0  -0.0  # for region 1
  9.447006662930852  9.378985013938973  -0.0  -0.0  # for region 2
  8.234620801487374  8.182604246375938  -0.0  -0.0  # for region 3
  7.9665354789899725  7.938526564699199  -0.0  -0.0  # for region 4
  5.9939076582255035  5.901878368412962  -0.0  -0.0  # for region 5
