Frequencies for first 10,000 rows of phrmcy_srvc_onst_nrsdnt_sw variable in pos2003 dataset :

       srv: |
pharmacy-on |
   site-non |
  residents |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,304       73.04       73.04
          N |      2,647       26.47       99.51
          Y |         49        0.49      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 May 2017