Frequencies for first 10,000 rows of rx6v1c4 variable in namcs2014 dataset :

   For RX6, |
 level 1 of |
MULTUM drug |
category #4 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,986       99.86       99.86
        057 |          7        0.07       99.93
        254 |          7        0.07      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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