P    #regions in PPM
# 2025-05-21 10:21:43 +0200  MICROSO@MICROSOFT
# low field   high field   mi   maxi
  7.803097731262315  7.297558627450773  1.872  6.164  # for region 1
  7.297558627450773  7.22547426600864  0.605  2.321  # for region 2
  7.22547426600864  7.1035861639337625  2.126  5.598  # for region 3
  7.1035861639337625  6.6952505225028505  1.872  6.164  # for region 4
  6.020908743257959  4.202594302794055  2.083  5.921  # for region 5
  0.30104543716289794  -0.2769618021898661  0.128  0.310  # for region 6
