A 1.0 #regions in PPM
# low field   high field  bias        slope
  7.48613653051832  7.42865730790379  -0.0  -0.0  # for region 1
  7.194482697252001  7.14871220517006  -0.0  -0.0  # for region 2
  5.3999480388500345  5.380633192963063  -0.0  -0.0  # for region 3
  4.929148670355106  4.902107886113346  -0.0  -0.0  # for region 4
  2.3815717205743145  2.3544903030159445  -0.0  -0.0  # for region 5
