A 1.0 #regions in PPM
# low field   high field  bias        slope
  8.850402388428895  8.751182630711082  328906.25  850.2684049079751  # for region 1
  5.602608985799158  5.490159927052304  727218.75  209.51897018970195  # for region 2
  5.476930626023262  5.404169470363533  -32937.5  5557.400627614984  # for region 3
  5.404169470363533  5.291720411616678  1202343.75  -1456.3855013550105  # for region 4
  4.4847330488451345  4.37228399009828  873062.5  446.64634146341535  # for region 5
  4.3590546890692385  4.233376329293343  737406.25  -0.0  # for region 6
  4.206917727235259  4.074624716944842  655250.0  540.9706221198151  # for region 7
  4.041551464372238  3.909258454081821  700687.5  -87.91762672811058  # for region 8
  3.003051333592465  2.8376850707294436  692593.75  861.9695571955724  # for region 9
  2.2820544275096926  2.0836149120740672  1299093.75  -1040.89861751152  # for region 10
  1.8521021440658374  1.6801212306882953  1103718.75  519.17109929078  # for region 11
