Frequencies for first 10,000 rows of rx11v3c3 variable in nhamcsed2015 dataset 

  For RX11, |
 level 3 of |
MULTUM drug |
category #3 |
  (detailed |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,994       99.94       99.94
        203 |          5        0.05       99.99
        374 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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