Frequencies for first 10,000 rows of contsub2 variable in namcs2003 dataset :

 controlled |
status code |
        for |
 medication |
         #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
          2 |         68        0.68        0.68
          3 |         75        0.75        1.43
          4 |        196        1.96        3.39
          5 |          8        0.08        3.47
          6 |      3,299       32.99       36.46
          7 |        143        1.43       37.89
          . |      6,211       62.11      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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