Frequencies for first 10,000 rows of rx2v2c3 variable in nhamcsed2012 dataset :

   For RX2, |
 level 2 of |
MULTUM drug |
category #3 |
(intermedia |
  te level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,818       98.18       98.18
        064 |         84        0.84       99.02
        065 |         81        0.81       99.83
        101 |          2        0.02       99.85
        265 |          1        0.01       99.86
        430 |          2        0.02       99.88
        433 |         12        0.12      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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