Frequencies for first 10,000 rows of prov3320 variable in pos1998 dataset :

       srv: |
pharmacy-on |
site-reside |
        nts |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,422       74.22       74.22
          N |        152        1.52       75.74
          Y |      2,426       24.26      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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