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

        Asthma control |      Freq.     Percent        Cum.
-----------------------+-----------------------------------
                 Blank |         63        0.63        0.63
        Not applicable |      9,437       94.37       95.00
       Well controlled |        148        1.48       96.48
   Not well controlled |          9        0.09       96.57
Very poorly controlled |          2        0.02       96.59
       Other - Specify |         12        0.12       96.71
         None recorded |        329        3.29      100.00
-----------------------+-----------------------------------
                 Total |     10,000      100.00

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