Frequencies for first 10,000 rows of prov2340 variable in pos2006 dataset :

 srv: other |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,201       72.01       72.01
          0 |      1,700       17.00       89.01
          1 |        426        4.26       93.27
          2 |        185        1.85       95.12
          3 |         19        0.19       95.31
          N |        306        3.06       98.37
          Y |        163        1.63      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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