Frequencies for first 10,000 rows of mrace variable in natlterr2010 dataset :

   Mother's |
     Race U |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        249        2.49        2.49
          2 |         37        0.37        2.86
          3 |         10        0.10        2.96
          4 |         34        0.34        3.30
          5 |         45        0.45        3.75
          6 |          6        0.06        3.81
          7 |        623        6.23       10.04
          8 |      2,267       22.67       32.71
         58 |      1,385       13.85       46.56
          . |      5,344       53.44      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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