Frequencies for first 10,000 rows of ncmed3 variable in namcs2008 dataset :

      was medication 3 new or |
                   continued? |      Freq.     Percent        Cum.
------------------------------+-----------------------------------
                        blank |        129        1.29        1.29
               not applicable |      6,020       60.20       61.49
                          new |        938        9.38       70.87
                    continued |      2,913       29.13      100.00
------------------------------+-----------------------------------
                        Total |     10,000      100.00

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