A 1.0 #regions in PPM
# low field   high field  bias        slope
  9.479174354939973  9.364901874197297  -0.0  -0.0  # for region 1
  6.932530498388935  6.8617903912625176  -0.0  -0.0  # for region 2
  6.829141111050325  6.752959457221875  -0.0  -0.0  # for region 3
  5.963935185427216  5.876870438194702  -0.0  -0.0  # for region 4
  5.762597957452027  5.735390223941867  -0.0  -0.0  # for region 5
