Frequencies for first 10,000 rows of rx3v3c3 variable in nhamcsed2013 dataset :

   For RX3, |
 level 3 of |
MULTUM drug |
category #3 |
  (detailed |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,865       98.65       98.65
        185 |          3        0.03       98.68
        197 |         72        0.72       99.40
        203 |         53        0.53       99.93
        204 |          7        0.07      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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