Frequencies for first 10,000 rows of comstat6 variable in nhamcsopd1995 dataset :

composition |
status code |
        for |
 medication |
         #6 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        336        3.36        3.36
          2 |         34        0.34        3.70
          3 |         11        0.11        3.81
          . |      9,619       96.19      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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