Frequencies for first 10,000 rows of med variable in nhamcsed2011 dataset :

 Were medications |
    prescribed or |
        provided? |      Freq.     Percent        Cum.
------------------+-----------------------------------
               No |      1,927       19.27       19.27
              Yes |      7,870       78.70       97.97
Entire item blank |        203        2.03      100.00
------------------+-----------------------------------
            Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016