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

     Asthma |
action plan |
   given to |
    patient |      Freq.     Percent        Cum.
------------+-----------------------------------
         No |      9,979       99.79       99.79
        Yes |         21        0.21      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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