Frequencies for first 10,000 rows of prov3030 variable in pos1992 dataset :

     social |
worker (bs) |
          - |
arrangement |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,995       99.95       99.95
          1 |          2        0.02       99.97
          2 |          3        0.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 May 2017