Frequencies for first 10,000 rows of prov0085 variable in posclia1997 dataset :

   prov0085 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,556       75.56       75.56
         01 |      2,444       24.44      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016