Frequencies for first 10,000 rows of ncmed6 variable in namcs2008 dataset :

      was medication 6 new or |
                   continued? |      Freq.     Percent        Cum.
------------------------------+-----------------------------------
                        blank |         46        0.46        0.46
               not applicable |      8,498       84.98       85.44
                          new |        159        1.59       87.03
                    continued |      1,297       12.97      100.00
------------------------------+-----------------------------------
                        Total |     10,000      100.00

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