Frequencies for first 10,000 rows of ncmed4 variable in namcs2013 dataset :

      Is Medication #4 new or |
                   continued? |      Freq.     Percent        Cum.
------------------------------+-----------------------------------
               Not applicable |      6,896       68.96       68.96
                          New |        483        4.83       73.79
                    Continued |      2,621       26.21      100.00
------------------------------+-----------------------------------
                        Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 27 Mar 2017