P    #regions in PPM
# 2023-11-02 12:02:18 +0100  nim51sx@woc2055
# low field   high field   mi   maxi
  11.12638098547374  11.084675699180485  0.336  0.537  # for region 1
  11.084675699180485  10.967687037447709  0.011  0.043  # for region 2
  10.967687037447709  10.753179476569208  0.336  0.537  # for region 3
  10.111272881253417  9.74802341258634  0.042  0.217  # for region 4
  9.563910668193438  9.180757119051453  0.293  0.433  # for region 5
