Frequencies for ref_race variable in fmli011 dataset :

   ref_race |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      6,361       82.48       82.48
          2 |        943       12.23       94.71
          3 |         79        1.02       95.73
          4 |        329        4.27      100.00
------------+-----------------------------------
      Total |      7,712      100.00

by Jean Roth , jroth@nber.org , 17 Mar 2016