Frequencies for first 10,000 rows of n_mot_no variable in person dataset : STRIKING | VEHICLE | Freq. Percent Cum. ------------+----------------------------------- 0 | 9,307 93.07 93.07 1 | 690 6.90 99.97 2 | 3 0.03 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 18 Apr 2016