Frequencies for first 10,000 rows of prov2340 variable in pos2002 dataset :

 srv: other |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,253       72.53       72.53
          0 |      1,383       13.83       86.36
          1 |        419        4.19       90.55
          2 |        145        1.45       92.00
          3 |         12        0.12       92.12
          N |        493        4.93       97.05
          Y |        295        2.95      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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