Frequencies for first 10,000 rows of ethnicfl variable in nhamcsed2012 dataset :

  Ethnicity |
   imputed? |      Freq.     Percent        Cum.
------------+-----------------------------------
Not imputed |      6,572       65.72       65.72
    Imputed |      3,428       34.28      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 7 Nov 2016