P    #regions in PPM
# 2022-03-10 11:11:45 +0900  root@CZC31189P3
# low field   high field   mi   maxi
  8.526999079937953  8.238073828749785  9.892  15.493  # for region 1
  8.119540392364897  7.793573442306451  5.511  10.886  # for region 2
  7.600956608181007  7.334256376315007  5.240  16.080  # for region 3
