Frequencies for first 10,000 rows of ethnicfl variable in nhamcsopd1996 dataset :

        was |
  patient's |
  ethnicity |
   imputed? |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,409       84.09       84.09
          1 |      1,591       15.91      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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