Frequencies for first 10,000 rows of mraceimp variable in natl1996 dataset : Race of | Mother | Imputation | Flag | Freq. Percent Cum. ------------+----------------------------------- | 9,979 99.79 99.79 1 | 2 0.02 99.81 2 | 19 0.19 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 22 Dec 2015