Frequencies for first 10,000 rows of priordead variable in natlterr2005 dataset : Prior | Births Now | Dead U;R | Freq. Percent Cum. ------------+----------------------------------- 0 | 9,714 97.14 97.14 1 | 215 2.15 99.29 2 | 27 0.27 99.56 3 | 4 0.04 99.60 4 | 2 0.02 99.62 7 | 1 0.01 99.63 11 | 1 0.01 99.64 20 | 1 0.01 99.65 99 | 35 0.35 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 22 Dec 2015