Frequencies for first 10,000 rows of med variable in nhamcsed2006 dataset :

       were |
medications |
 prescribed |
         or |
  provided? |      Freq.     Percent        Cum.
------------+-----------------------------------
         no |      2,014       20.14       20.14
        yes |      7,709       77.09       97.23
          2 |        277        2.77      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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