Frequencies for first 10,000 rows of ethnicfl variable in nhamcsed2003 dataset :

was patient |
  ethnicity |
   imputed? |      Freq.     Percent        Cum.
------------+-----------------------------------
not imputed |      8,041       80.41       80.41
    imputed |      1,959       19.59      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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