Frequencies for first 10,000 rows of prov2485 variable in pos1997 dataset :

srv: social |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,725       87.25       87.25
          0 |        122        1.22       88.47
          1 |        871        8.71       97.18
          2 |        214        2.14       99.32
          3 |         68        0.68      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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