Frequencies for first 10,000 rows of rx2v2c3 variable in namcs2010 dataset :

   for rx2, |
 level 2 of |
multum drug |
category #3 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,925       99.25       99.25
        064 |         32        0.32       99.57
        065 |         29        0.29       99.86
        101 |          5        0.05       99.91
        265 |          1        0.01       99.92
        270 |          3        0.03       99.95
        433 |          5        0.05      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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