P    #regions in PPM
# 2021-09-01 15:31:15 +0200  Dominic Graf@DESKTOP-LP7IVC6
# low field   high field   mi   maxi
  196.73131392211874  185.03377633756034  0.151  0.721  # for region 1
  176.83030842111677  163.9174422563445  0.258  1.012  # for region 2
  140.06661886964747  117.12729191811086  0.183  2.454  # for region 3
  56.816611124998  44.815241395386124  0.205  1.087  # for region 4
  32.81387166577424  17.014600122994054  0.129  1.529  # for region 5
