A 1.0 #regions in PPM
# low field   high field  bias        slope
  8.554118  8.246806  0.0  0.0  # for region 1
  8.234577  7.952665  0.0  0.0  # for region 2
  7.952509  7.543282  0.0  0.0  # for region 3
  7.442622  6.848068  0.0  0.0  # for region 4
  6.530409  6.206007  0.0  0.0  # for region 5
  5.592324  5.016742  0.0  0.0  # for region 6
  4.969234  3.857739  0.0  0.0  # for region 7
  3.857582  3.034583  0.0  0.0  # for region 8
  2.779169  0.708422  0.0  0.0  # for region 9