Frequencies for first 10,000 rows of comstat2 variable in namcs2000 dataset :

composition |
status code |
        for |
 medication |
         #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      2,996       29.96       29.96
          2 |        600        6.00       35.96
          3 |        211        2.11       38.07
          . |      6,193       61.93      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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