Frequencies for first 10,000 rows of prov3275 variable in pos2006 dataset :

       srv: |
physician-o |
nsite-resid |
       ents |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,456       74.56       74.56
          N |        654        6.54       81.10
          Y |      1,890       18.90      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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