Frequencies for first 10,000 rows of vehtype variable in vindecode dataset : a polk | assigned | code that | defines the | type of a | vehicle | represented | by a | specifi | Freq. Percent Cum. ------------+----------------------------------- | 961 9.61 9.61 M | 995 9.95 19.56 P | 3,642 36.42 55.98 T | 4,402 44.02 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 22 Oct 2016