Frequencies for first 10,000 rows of prov2340 variable in pos2004 dataset :

 srv: other |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      6,961       69.61       69.61
          0 |      1,537       15.37       84.98
          1 |        420        4.20       89.18
          2 |        163        1.63       90.81
          3 |         17        0.17       90.98
          N |        526        5.26       96.24
          Y |        376        3.76      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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