Frequencies for first 10,000 rows of rx1v3c3 variable in namcs2014 dataset :

   For RX1, |
 level 3 of |
MULTUM drug |
category #3 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,941       99.41       99.41
        185 |          6        0.06       99.47
        197 |         23        0.23       99.70
        203 |         29        0.29       99.99
        204 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 27 Mar 2017