A 1.0 #regions in PPM
# low field   high field  bias        slope
  10.062431895709034  10.013296019331644  -0.0  -0.0  # for region 1
  9.45046688991791  9.38346342213056  -0.0  -0.0  # for region 2
  8.291866731921466  8.2005142753038  -0.0  -0.0  # for region 3
  7.967591286597556  7.936495913818881  -0.0  -0.0  # for region 4
  7.677271980339049  7.626466503998571  -0.0  -0.0  # for region 5
  7.626466503998571  7.581306080584811  -0.0  -0.0  # for region 6
  7.5643709218046515  7.530500604244333  -0.0  -0.0  # for region 7
  7.530500604244333  7.479695127903853  -0.0  -0.0  # for region 8
  7.457114916196974  7.400664386929775  -0.0  -0.0  # for region 9
  7.073251317180022  7.016800787912822  -0.0  -0.0  # for region 10
  6.65551740060275  6.599066871335551  -0.0  -0.0  # for region 11
  6.003496157162404  5.9717926248874225  -0.0  -0.0  # for region 12
  5.951617649803343  5.90838556033746  -0.0  -0.0  # for region 13
  4.555557711862951  4.493462129669032  -0.0  -0.0  # for region 14
  4.011216634144331  3.965221995611596  -0.0  -0.0  # for region 15
