Frequencies for first 10,000 rows of rx6cat3 variable in nhamcsed2014 dataset :

   For RX6, |
MULTUM drug |
category #3 |
     - most |
   detailed |
 level (can |
  be either |
 Level 1,2  |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,967       99.67       99.67
        197 |         14        0.14       99.81
        203 |          9        0.09       99.90
        204 |          5        0.05       99.95
        265 |          2        0.02       99.97
        270 |          1        0.01       99.98
        433 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 11 Apr 2017