A 1.0 #regions in PPM
# low field   high field  bias        slope
  7.894075173552434  7.787261012054624  -0.0  -0.0  # for region 1
  7.632766983648375  7.4408817801488345  -0.0  -0.0  # for region 2
  7.450731324430705  7.396555480695264  -0.0  -0.0  # for region 3
  7.316844525899809  7.258182784275447  -0.0  -0.0  # for region 4
  3.199338456291547  3.09761068343649  -0.0  -0.0  # for region 5
  3.09761068343649  3.0365740197234556  -0.0  -0.0  # for region 6
  2.575240201756407  2.377943573396037  -0.0  -0.0  # for region 7
  1.3531866750471402  1.1469868007542425  -0.0  -0.0  # for region 8
  0.09664138421230428  0.05086388642752857  -0.0  -0.0  # for region 9