Frequencies for first 10,000 rows of rx3v2c3 variable in nhamcsopd2011 dataset :

   For RX3, |
 level 2 of |
MULTUM drug |
category #3 |
(intermedia |
  te level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,937       99.37       99.37
        064 |         34        0.34       99.71
        065 |         13        0.13       99.84
        101 |          3        0.03       99.87
        270 |          8        0.08       99.95
        433 |          5        0.05      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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