A 1.0 #regions in PPM
# low field   high field  bias        slope
  7.865250221687481  7.737578496602422  -0.0  -0.0  # for region 1
  7.675249645706767  7.570808333069966  -0.0  -0.0  # for region 2
  7.512473086584028  7.415039401650693  -0.0  -0.0  # for region 3
  7.102579653416205  6.969868254972525  -0.0  -0.0  # for region 4
  2.2460715659790464  2.1053471803955928  -0.0  -0.0  # for region 5
  2.1053471803955928  1.9508262864216042  -0.0  -0.0  # for region 6
  1.5948763699458095  1.5148566212807082  -0.0  -0.0  # for region 7
  1.305149693744581  1.2196113417232661  -0.0  -0.0  # for region 8
  0.2829355719993917  0.22043493587378266  -0.0  -0.0  # for region 9