A 1.0 #regions in PPM
# low field   high field  bias        slope
  7.123891464930007  7.032017703452963  0.0  0.0  # for region 1
  3.886903616051703  3.8638102414297846  0.0  0.0  # for region 2
  3.468262076337188  3.432517679047617  0.0  0.0  # for region 3
  3.407351978359525  3.3642585604038224  0.0  0.0  # for region 4
  3.329090368738824  3.292436197144318  0.0  0.0  # for region 5
  3.268660518272206  3.2369596131093905  0.0  0.0  # for region 6
  2.885516656760498  2.815828707314207  0.0  0.0  # for region 7
  2.476099953763537  2.393345513796066  0.0  0.0  # for region 8
  2.3236575643497748  2.2387253759621073  0.0  0.0  # for region 9
  0.9734535438278813  0.8667438712382477  0.0  0.0  # for region 10
