Frequencies for first 10,000 rows of pridk13 variable in h84 dataset :

 PID COV BY |
    PRIV DK |
       PLAN |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |         73        0.73        0.73
          2 |      9,927       99.27      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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