Frequencies for first 10,000 rows of pct016007 variable in sf12000860us15 dataset : Military | disciplinar | y barracks | Freq. Percent Cum. ------------+----------------------------------- 0 | 9,990 99.90 99.90 1 | 1 0.01 99.91 3 | 1 0.01 99.92 8 | 1 0.01 99.93 12 | 1 0.01 99.94 34 | 1 0.01 99.95 35 | 1 0.01 99.96 44 | 1 0.01 99.97 103 | 1 0.01 99.98 685 | 1 0.01 99.99 8032 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 18 Apr 2017