Frequencies for first 10,000 rows of comstat5 variable in namcs1996 dataset :

composition |
status code |
        for |
 medication |
         #5 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        973        9.73        9.73
          2 |        106        1.06       10.79
          3 |         22        0.22       11.01
          . |      8,899       88.99      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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