Frequencies for first 10,000 rows of rx7cat3 variable in nhamcsed2013 dataset :

   For RX7, |
MULTUM drug |
category #3 |
     - most |
   detailed |
 level (can |
  be either |
 Level 1,2  |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,979       99.79       99.79
        185 |          1        0.01       99.80
        197 |          9        0.09       99.89
        203 |          5        0.05       99.94
        204 |          3        0.03       99.97
        433 |          3        0.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 7 Nov 2016