P    #regions in PPM
# 2023-12-01 16:34:55 +0100  nim51sx@woc2055
# low field   high field   mi   maxi
  11.037826285255331  10.586397456094769  0.330  0.451  # for region 1
  9.785306990474584  9.675711552181268  0.050  0.162  # for region 2
