Frequencies for first 10,000 rows of ncmed21 variable in namcs2014 dataset :

 Is Medication |
    #21 new or |
     continued |      Freq.     Percent        Cum.
---------------+-----------------------------------
         Blank |         27        0.27        0.27
Not applicable |      9,934       99.34       99.61
           New |          5        0.05       99.66
     Continued |         34        0.34      100.00
---------------+-----------------------------------
         Total |     10,000      100.00

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