Frequencies for first 10,000 rows of repeac variable in natlterr2002 dataset : Repeat C | -section | Freq. Percent Cum. ------------+----------------------------------- 1 | 1,703 17.03 17.03 2 | 8,282 82.82 99.85 8 | 14 0.14 99.99 9 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 22 Dec 2015