Frequencies for first 10,000 rows of rx5v3c3 variable in nhamcsed2008 dataset :

   for rx5, |
 level 3 of |
multum drug |
category #3 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,989       99.89       99.89
        197 |          3        0.03       99.92
        203 |          6        0.06       99.98
        204 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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