Frequencies for first 10,000 rows of rx1v3c3 variable in nhamcsed2011 dataset :

   For RX1, |
 level 3 of |
MULTUM drug |
category #3 |
  (detailed |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,766       97.66       97.66
        185 |          4        0.04       97.70
        197 |        119        1.19       98.89
        203 |        109        1.09       99.98
        204 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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