Frequencies for first 10,000 rows of prov0095 variable in posclia1997 dataset :

   prov0095 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,907       99.07       99.07
          1 |         59        0.59       99.66
          2 |         29        0.29       99.95
          3 |          5        0.05      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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