Frequencies for first 10,000 rows of healthed variable in namcs2007 dataset :

       was health |
education ordered |
     or provided? |      Freq.     Percent        Cum.
------------------+-----------------------------------
               no |      5,805       58.05       58.05
              yes |      4,008       40.08       98.13
entire item blank |        187        1.87      100.00
------------------+-----------------------------------
            Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016