Frequencies for first 10,000 rows of med variable in namcs2007 dataset :

   was medication |
       ordered or |
        provided? |      Freq.     Percent        Cum.
------------------+-----------------------------------
               no |      2,090       20.90       20.90
              yes |      7,699       76.99       97.89
entire item blank |        211        2.11      100.00
------------------+-----------------------------------
            Total |     10,000      100.00

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