Frequencies for first 10,000 rows of rx3cat3 variable in nhamcsed2012 dataset :

   For RX3, |
MULTUM drug |
category #3 |
     - most |
   detailed |
 level (can |
  be either |
 Level 1,2  |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,901       99.01       99.01
        185 |          3        0.03       99.04
        197 |         45        0.45       99.49
        203 |         32        0.32       99.81
        204 |          2        0.02       99.83
        265 |          4        0.04       99.87
        433 |         13        0.13      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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