Frequencies for first 10,000 rows of racefl variable in nhamcsed2000 dataset :

   was race |
   imputed? |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,312       83.12       83.12
          1 |      1,688       16.88      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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