Frequencies for first 10,000 rows of comstat5 variable in namcs1999 dataset :

composition |
status code |
        for |
 medication |
         #5 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        621        6.21        6.21
          2 |         63        0.63        6.84
          3 |         15        0.15        6.99
          . |      9,301       93.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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