P    #regions in PPM
# 2023-11-02 12:21:08 +0100  nim51sx@woc2055
# low field   high field   mi   maxi
  11.145635986205416  10.619552180050825  0.313  0.548  # for region 1
  9.551480941491521  9.271814036123677  0.258  0.571  # for region 2
  9.209231431687796  8.99514356188478  0.115  0.244  # for region 3
