A 1.0 #regions in PPM
# low field   high field  bias        slope
  9.073011  8.775814  0.0  0.0  # for region 1
  8.619526  8.327349  0.0  0.0  # for region 2
  8.133716  7.929412  0.0  0.0  # for region 3
  7.929098  7.709416  0.0  0.0  # for region 4
  7.397468  7.185946  0.0  0.0  # for region 5
  7.185633  6.812174  0.0  0.0  # for region 6
  5.489377  5.215402  0.0  0.0  # for region 7
  3.810695  3.544253  0.0  0.0  # for region 8
  3.328337  2.443962  0.0  0.0  # for region 9
  2.443648  2.329414  0.0  0.0  # for region 10
  2.3291  1.670055  0.0  0.0  # for region 11
  1.669741  0.968957  0.0  0.0  # for region 12
  0.968643  0.704711  0.0  0.0  # for region 13