Frequencies for first 10,000 rows of rx2v2c3 variable in namcs2015 dataset :

   For RX2, |
 level 2 of |
MULTUM drug |
category #3 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,909       99.09       99.09
        064 |         32        0.32       99.41
        065 |         19        0.19       99.60
        101 |          8        0.08       99.68
        265 |          1        0.01       99.69
        270 |          3        0.03       99.72
        430 |          1        0.01       99.73
        433 |         27        0.27      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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