Frequencies for first 10,000 rows of comstat22 variable in namcs2015 dataset :

Composition |
status code |
        for |
 medication |
        #22 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |         31        0.31        0.31
          2 |          2        0.02        0.33
          3 |          1        0.01        0.34
          . |      9,966       99.66      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 25 Oct 2017