Frequencies for first 10,000 rows of rx1v1c3 variable in namcs2014 dataset :

   For RX1, |
 level 1 of |
MULTUM drug |
category #3 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,921       99.21       99.21
        040 |         17        0.17       99.38
        057 |         53        0.53       99.91
        097 |          6        0.06       99.97
        105 |          3        0.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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