Frequencies for first 10,000 rows of rx6v3c3 variable in nhamcsed2015 dataset :

   For RX6, |
 level 3 of |
MULTUM drug |
category #3 |
  (detailed |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,970       99.70       99.70
        185 |          1        0.01       99.71
        197 |         15        0.15       99.86
        203 |         11        0.11       99.97
        204 |          3        0.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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