Frequencies for first 10,000 rows of racer variable in namcs2001 dataset :

race recode |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      8,866       88.66       88.66
          2 |        804        8.04       96.70
          3 |        330        3.30      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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