Frequencies for first 10,000 rows of fagerflg variable in natlterr2000 dataset : Reported | Age of | Father Used | Flag | Freq. Percent Cum. ------------+----------------------------------- 1 | 74 0.74 0.74 . | 9,926 99.26 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 22 Dec 2015