Frequencies for first 10,000 rows of paymcaid variable in nhamcsed2006 dataset :

   medicaid |      Freq.     Percent        Cum.
------------+-----------------------------------
         no |      7,315       73.15       73.15
        yes |      2,685       26.85      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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