Frequencies for first 10,000 rows of hit_run variable in accident dataset : Hit-and-Run | Freq. Percent Cum. ------------+----------------------------------- 0 | 9,422 94.22 94.22 1 | 151 1.51 95.73 2 | 404 4.04 99.77 3 | 23 0.23 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 22 Apr 2016