Frequencies for first 10,000 rows of rx5cat3 variable in nhamcsopd2011 dataset :

   For RX5, |
MULTUM drug |
category #3 |
     - most |
   detailed |
 level (can |
  be either |
 Level 1,2  |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,974       99.74       99.74
        185 |          1        0.01       99.75
        197 |          8        0.08       99.83
        203 |         13        0.13       99.96
        204 |          1        0.01       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 , 28 Mar 2016