Frequencies for first 10,000 rows of rx6cat3 variable in nhamcsed2010 dataset :

   For RX6, |
MULTUM drug |
category #3 |
     - most |
   detailed |
 level (can |
  be either |
 Level 1,2  |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,975       99.75       99.75
        185 |          1        0.01       99.76
        197 |          7        0.07       99.83
        203 |          8        0.08       99.91
        204 |          2        0.02       99.93
        265 |          3        0.03       99.96
        430 |          2        0.02       99.98
        433 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016