Frequencies for first 10,000 rows of comstat1 variable in namcs1994 dataset :

composition |
status code |
        for |
 medication |
         #1 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      6,024       60.24       60.24
          2 |        991        9.91       70.15
          3 |        602        6.02       76.17
          . |      2,383       23.83      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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