Frequencies for first 10,000 rows of ncmed3 variable in nhamcsopd2010 dataset :

      was medication 3 new or |
                   continued? |      Freq.     Percent        Cum.
------------------------------+-----------------------------------
                        blank |        113        1.13        1.13
               not applicable |      6,171       61.71       62.84
                          new |        902        9.02       71.86
                    continued |      2,814       28.14      100.00
------------------------------+-----------------------------------
                        Total |     10,000      100.00

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