Frequencies for first 10,000 rows of dfagerpt variable in natlterr1994 dataset : Reported | Age of | Father | Freq. Percent Cum. ------------+----------------------------------- 14 | 1 0.01 0.01 15 | 1 0.01 0.02 17 | 3 0.03 0.05 18 | 5 0.05 0.10 19 | 6 0.06 0.16 20 | 8 0.08 0.24 21 | 7 0.07 0.31 22 | 4 0.04 0.35 23 | 9 0.09 0.44 24 | 10 0.10 0.54 25 | 11 0.11 0.65 26 | 4 0.04 0.69 27 | 3 0.03 0.72 28 | 3 0.03 0.75 29 | 4 0.04 0.79 30 | 4 0.04 0.83 31 | 3 0.03 0.86 32 | 3 0.03 0.89 33 | 1 0.01 0.90 34 | 2 0.02 0.92 35 | 3 0.03 0.95 36 | 1 0.01 0.96 37 | 1 0.01 0.97 38 | 1 0.01 0.98 40 | 2 0.02 1.00 41 | 2 0.02 1.02 42 | 2 0.02 1.04 43 | 1 0.01 1.05 45 | 1 0.01 1.06 47 | 1 0.01 1.07 48 | 1 0.01 1.08 51 | 1 0.01 1.09 53 | 1 0.01 1.10 58 | 1 0.01 1.11 65 | 1 0.01 1.12 99 | 9,888 98.88 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 22 Dec 2015