Frequencies for first 10,000 rows of racerfl variable in namcs2009 dataset :

       race |
   imputed? |      Freq.     Percent        Cum.
------------+-----------------------------------
not imputed |      7,631       76.31       76.31
    imputed |      2,369       23.69      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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