Frequencies for first 10,000 rows of rx3v2c3 variable in namcs2012 dataset :

   For RX3, |
 level 2 of |
MULTUM drug |
category #3 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,940       99.40       99.40
        064 |         25        0.25       99.65
        065 |         14        0.14       99.79
        101 |          1        0.01       99.80
        265 |          4        0.04       99.84
        270 |          5        0.05       99.89
        430 |          1        0.01       99.90
        433 |         10        0.10      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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