Frequencies for first 10,000 rows of comstat6 variable in namcs2003 dataset :

composition |
status code |
        for |
 medication |
         #6 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        669        6.69        6.69
          2 |         57        0.57        7.26
          3 |         13        0.13        7.39
          . |      9,261       92.61      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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