Frequencies for first 10,000 rows of rx5v2c3 variable in namcs2011 dataset :

   For RX5, |
 level 2 of |
MULTUM drug |
category #3 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,975       99.75       99.75
        064 |         12        0.12       99.87
        065 |          6        0.06       99.93
        101 |          2        0.02       99.95
        270 |          2        0.02       99.97
        433 |          3        0.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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