Frequencies for first 10,000 rows of ncmed22 variable in namcs2014 dataset :

 Is Medication |
    #22 new or |
     continued |      Freq.     Percent        Cum.
---------------+-----------------------------------
         Blank |         19        0.19        0.19
Not applicable |      9,955       99.55       99.74
           New |          1        0.01       99.75
     Continued |         25        0.25      100.00
---------------+-----------------------------------
         Total |     10,000      100.00

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