Frequencies for first 10,000 rows of crace variable in natl1983 dataset : Race of | Child | Freq. Percent Cum. ------------+----------------------------------- 0 | 41 0.41 0.41 1 | 6,425 64.25 64.66 2 | 3,511 35.11 99.77 3 | 9 0.09 99.86 4 | 7 0.07 99.93 5 | 2 0.02 99.95 8 | 5 0.05 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 3 Jan 2016