Frequencies for first 10,000 rows of prov2340 variable in pos1992 dataset :

 srv: other |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,210       82.10       82.10
          0 |      1,046       10.46       92.56
          1 |        292        2.92       95.48
          2 |         85        0.85       96.33
          3 |          7        0.07       96.40
          N |        274        2.74       99.14
          Y |         86        0.86      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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