Frequencies for first 10,000 rows of comstat5 variable in nhamcsopd1994 dataset :

composition |
status code |
        for |
 medication |
         #5 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        355        3.55        3.55
          2 |         36        0.36        3.91
          3 |         33        0.33        4.24
          . |      9,576       95.76      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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