Frequencies for first 10,000 rows of comstat5 variable in nhamcsopd2002 dataset :

composition |
status code |
        for |
 medication |
         #5 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        771        7.71        7.71
          2 |         65        0.65        8.36
          3 |         33        0.33        8.69
          . |      9,131       91.31      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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