Frequencies for first 10,000 rows of rx4v2c3 variable in nhamcsed2015 dataset :

   For RX4, |
 level 2 of |
MULTUM drug |
category #3 |
(intermedia |
  te level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,909       99.09       99.09
        064 |         36        0.36       99.45
        065 |         40        0.40       99.85
        265 |          3        0.03       99.88
        430 |          3        0.03       99.91
        433 |          9        0.09      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 20 Nov 2017