Frequencies for first 10,000 rows of hpriog13 variable in h84 dataset :

     PID IS |
  HOLDER OF |
  OTH GROUP |
       PLAN |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |         58        0.58        0.58
          2 |      9,942       99.42      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Feb 2018