Frequencies for first 10,000 rows of sp_jur variable in accident dataset : SPECIAL | JURISDICTIO | N | Freq. Percent Cum. ------------+----------------------------------- 0 | 9,862 98.62 98.62 1 | 10 0.10 98.72 2 | 1 0.01 98.73 3 | 110 1.10 99.83 5 | 12 0.12 99.95 8 | 1 0.01 99.96 9 | 4 0.04 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 18 Apr 2016