Frequencies for first 10,000 rows of prov3325 variable in pos2004 dataset :

       srv: |
pharmacy-on |
   site-non |
  residents |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,489       74.89       74.89
          N |      2,460       24.60       99.49
          Y |         51        0.51      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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