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

       Does |
patient now |
      have: |
     Asthma |      Freq.     Percent        Cum.
------------+-----------------------------------
         No |      9,316       93.16       93.16
        Yes |        684        6.84      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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