P    #regions in PPM
# 2013-03-12 08:31:14 +0100  puk06221@pcch170
# low field   high field   mi   maxi
  148.78019482638447  138.36361579626774  0.058  0.325  # for region 1
  138.16707656928438  133.0570566677177  0.377  20.000  # for region 2
  70.36104326003387  62.10639572673381  0.055  0.186  # for region 3
  55.42406200930042  47.75903215695036  0.461  1.044  # for region 4
  21.226236514200163  10.809657484083417  0.067  0.279  # for region 5
  4.716941447600036  -1.9653922698333484  0.058  0.389  # for region 6
