Frequencies for first 10,000 rows of prov2340 variable in pos2001 dataset :

 srv: other |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,391       73.91       73.91
          0 |      1,293       12.93       86.84
          1 |        424        4.24       91.08
          2 |        146        1.46       92.54
          3 |         13        0.13       92.67
          N |        475        4.75       97.42
          Y |        258        2.58      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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