Frequencies for first 10,000 rows of comstat5 variable in nhamcsopd1992 dataset :

Composition |
status code |
        for |
 medication |
         #5 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        386        3.86        3.86
          2 |         40        0.40        4.26
          3 |         28        0.28        4.54
          . |      9,546       95.46      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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