Frequencies for first 10,000 rows of rx11v3c3 variable in namcs2015 dataset :

  For RX11, |
 level 3 of |
MULTUM drug |
category #3 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,993       99.93       99.93
        197 |          2        0.02       99.95
        203 |          5        0.05      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 25 Oct 2017