Frequencies for first 10,000 rows of frace variable in natl1997 dataset :

    Race of |
     Father |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      5,809       58.09       58.09
          2 |      1,607       16.07       74.16
          3 |         26        0.26       74.42
          4 |         11        0.11       74.53
          5 |          3        0.03       74.56
          7 |          1        0.01       74.57
         78 |         40        0.40       74.97
         99 |      2,503       25.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Dec 2015