Frequencies for first 10,000 rows of prov3275 variable in pos1992 dataset :

       srv: |
physician-o |
nsite-resid |
       ents |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,366       73.66       73.66
          N |        900        9.00       82.66
          Y |      1,734       17.34      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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