Frequencies for first 10,000 rows of ncmed5 variable in nhamcsopd2009 dataset :

      was medication 5 new or |
                   continued? |      Freq.     Percent        Cum.
------------------------------+-----------------------------------
                        blank |         55        0.55        0.55
               not applicable |      7,830       78.30       78.85
                          new |        285        2.85       81.70
                    continued |      1,830       18.30      100.00
------------------------------+-----------------------------------
                        Total |     10,000      100.00

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