Frequencies for first 10,000 rows of rx3v2c3 variable in nhamcsed2012 dataset :

   For RX3, |
 level 2 of |
MULTUM drug |
category #3 |
(intermedia |
  te level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,901       99.01       99.01
        064 |         34        0.34       99.35
        065 |         45        0.45       99.80
        101 |          3        0.03       99.83
        265 |          4        0.04       99.87
        433 |         13        0.13      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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