Frequencies for first 10,000 rows of nonmed variable in nhamcsopd2007 dataset :

              was |
   non-medication |
  therapy ordered |
     or provided? |      Freq.     Percent        Cum.
------------------+-----------------------------------
               no |      6,260       62.60       62.60
              yes |      3,322       33.22       95.82
entire item blank |        418        4.18      100.00
------------------+-----------------------------------
            Total |     10,000      100.00

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