Frequencies for first 10,000 rows of rx6v2c3 variable in nhamcsed2013 dataset :

   For RX6, |
 level 2 of |
MULTUM drug |
category #3 |
(intermedia |
  te level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,965       99.65       99.65
        064 |         17        0.17       99.82
        065 |         16        0.16       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