Frequencies for first 10,000 rows of rx5v1c3 variable in nhamcsed2010 dataset :

   For RX5, |
 level 1 of |
MULTUM drug |
category #3 |
     (broad |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,962       99.62       99.62
        040 |          4        0.04       99.66
        057 |         32        0.32       99.98
        097 |          1        0.01       99.99
        113 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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