Frequencies for first 10,000 rows of cylndrs variable in vindecode dataset : contains a | code that | represents | the number | of | cylinders a | vehicle's | combustion | e | Freq. Percent Cum. ------------+----------------------------------- | 968 9.68 9.68 1 | 93 0.93 10.61 10 | 31 0.31 10.92 2 | 535 5.35 16.27 3 | 23 0.23 16.50 4 | 3,083 30.83 47.33 5 | 79 0.79 48.12 6 | 3,299 32.99 81.11 8 | 1,886 18.86 99.97 R | 2 0.02 99.99 U | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 22 Oct 2016