Frequencies for first 10,000 rows of rx9cat3 variable in namcs2015 dataset :

   For RX9, |
MULTUM drug |
category #3 |
 - detailed |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,982       99.82       99.82
        197 |          6        0.06       99.88
        203 |          4        0.04       99.92
        265 |          1        0.01       99.93
        270 |          4        0.04       99.97
        433 |          3        0.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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