Frequencies for first 10,000 rows of genmedxm variable in nhamcsopd2002 dataset :

    general |
    medical |
       exam |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      4,198       41.98       41.98
          1 |      5,802       58.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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