Frequencies for first 10,000 rows of rx28v1c1 variable in nhamcsed2014 dataset :

  For RX28, |
 level 1 of |
MULTUM drug |
category #1 |
     (broad |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,997       99.97       99.97
        087 |          2        0.02       99.99
        115 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 11 Apr 2017