Frequencies for first 10,000 rows of rx6cat3 variable in nhamcsed2015 dataset :

   For RX6, |
MULTUM drug |
category #3 |
     - most |
   detailed |
 level (can |
  be either |
 Level 1,2  |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,964       99.64       99.64
        185 |          1        0.01       99.65
        197 |         15        0.15       99.80
        203 |         11        0.11       99.91
        204 |          3        0.03       99.94
        265 |          1        0.01       99.95
        430 |          1        0.01       99.96
        433 |          4        0.04      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 20 Nov 2017