Frequencies for first 10,000 rows of ncmed6 variable in namcs2011 dataset :

      Was medication 6 new or |
                   continued? |      Freq.     Percent        Cum.
------------------------------+-----------------------------------
                        Blank |         58        0.58        0.58
               Not applicable |      8,249       82.49       83.07
                          New |        160        1.60       84.67
                    Continued |      1,533       15.33      100.00
------------------------------+-----------------------------------
                        Total |     10,000      100.00

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