Frequencies for first 10,000 rows of hit_run variable in accident dataset : Hit-and-Run | Freq. Percent Cum. ------------+----------------------------------- 0 | 9,542 95.42 95.42 1 | 93 0.93 96.35 2 | 362 3.62 99.97 3 | 3 0.03 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 22 Apr 2016