A 1.0 #regions in PPM
# low field   high field  bias        slope
  8.497462569786684  8.462136761673436  0.0  0.0  # for region 1
  7.765254910712095  7.725111946947041  0.0  0.0  # for region 2
  7.588625870145856  7.534031439425382  0.0  0.0  # for region 3
  7.259453567272411  7.201647699450733  0.0  0.0  # for region 4
  7.050710155694129  7.010567191929075  0.0  0.0  # for region 5
  6.894955456285719  6.83714958846404  0.0  0.0  # for region 6
