Frequencies for first 10,000 rows of nonmed variable in nhamcsopd2008 dataset :

              was |
   non-medication |
  therapy ordered |
     or provided? |      Freq.     Percent        Cum.
------------------+-----------------------------------
               no |      6,801       68.01       68.01
              yes |      2,805       28.05       96.06
entire item blank |        394        3.94      100.00
------------------+-----------------------------------
            Total |     10,000      100.00

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