Frequencies for first 10,000 rows of origin variable in vindecode dataset : (origin) a | code that | indicates | the origin | of a | vehicle. | Freq. Percent Cum. ------------+----------------------------------- | 1,004 10.04 10.04 B | 1,983 19.83 29.87 D | 4,773 47.73 77.60 I | 2,202 22.02 99.62 Z | 38 0.38 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 22 Oct 2016