Frequencies for first 10,000 rows of rx6cat3 variable in nhamcsed2013 dataset :

   For RX6, |
MULTUM drug |
category #3 |
     - most |
   detailed |
 level (can |
  be either |
 Level 1,2  |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,965       99.65       99.65
        197 |         16        0.16       99.81
        203 |         16        0.16       99.97
        204 |          1        0.01       99.98
        430 |          1        0.01       99.99
        433 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 7 Nov 2016