Frequencies for first 10,000 rows of rx8v2c3 variable in namcs2012 dataset :

   For RX8, |
 level 2 of |
MULTUM drug |
category #3 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,986       99.86       99.86
        064 |          5        0.05       99.91
        065 |          1        0.01       99.92
        101 |          2        0.02       99.94
        265 |          2        0.02       99.96
        270 |          4        0.04      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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