Frequencies for first 10,000 rows of rx8v3c3 variable in namcs2012 dataset :

   For RX8, |
 level 3 of |
MULTUM drug |
category #3 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,992       99.92       99.92
        185 |          2        0.02       99.94
        197 |          1        0.01       99.95
        203 |          5        0.05      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016