P    #regions in PPM
# 2018-04-16 12:17:42 +0200  ceisam@P15q
# low field   high field   mi   maxi
  8.003456694713384  6.98212005680593  0.349  1.539  # for region 1
  2.7175916388765597  2.0904551068281227  2.412  5.988  # for region 2
  0.4718455812554906  0.16723640854624983  6.801  17.769  # for region 3