Frequencies for first 10,000 rows of tiredesc_f variable in vindecode dataset : (front | tire) more | specific | tire | description | (ex. | michelin | eagle | p245/40zr) | Freq. Percent Cum. ------------+----------------------------------- | 10,000 100.00 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 22 Oct 2016