Frequencies for first 10,000 rows of rx5v3c3 variable in nhamcsed2015 dataset :

   For RX5, |
 level 3 of |
MULTUM drug |
category #3 |
  (detailed |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,952       99.52       99.52
        197 |         28        0.28       99.80
        203 |         16        0.16       99.96
        204 |          4        0.04      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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