Frequencies for first 10,000 rows of contsub1 variable in namcs2004 dataset :

 controlled |
status code |
        for |
 medication |
         #1 |      Freq.     Percent        Cum.
------------+-----------------------------------
          2 |        179        1.79        1.79
          3 |        108        1.08        2.87
          4 |        134        1.34        4.21
          5 |         15        0.15        4.36
          6 |      5,181       51.81       56.17
          7 |        216        2.16       58.33
          . |      4,167       41.67      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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