A 1.0 #regions in PPM
# low field   high field  bias        slope
  7.876490041197038  7.802654939021249  -0.0  -0.0  # for region 1
  7.767601910715571  7.56548764112326  -0.0  -0.0  # for region 2
  7.5632502137846  7.4401917101582855  -0.0  -0.0  # for region 3
  7.433479428142304  7.264180759517011  -0.0  -0.0  # for region 4
  7.2336025858886535  7.134409973874715  -0.0  -0.0  # for region 5
  3.156611206268147  3.0993260216737935  -0.0  -0.0  # for region 6
  3.0953753192879763  3.032822531512533  -0.0  -0.0  # for region 7
  2.545569237261714  2.4336326696635524  -0.0  -0.0  # for region 8
  2.269678520652128  2.1518158994752405  -0.0  -0.0  # for region 9