A 1.0 #regions in PPM
# low field   high field  bias        slope
  10.059859614866369  10.015709760757238  -0.0  -0.0  # for region 1
  9.48591151144766  9.359769071135858  -0.0  -0.0  # for region 2
  8.287558328485524  8.237101352360801  -0.0  -0.0  # for region 3
  6.93783421714922  6.8684558749777285  -0.0  -0.0  # for region 4
  6.8211524598608015  6.754927678697104  -0.0  -0.0  # for region 5
  5.96023030473274  5.862469913491092  -0.0  -0.0  # for region 6
  5.767863083257239  5.742634595194877  -0.0  -0.0  # for region 7
