Frequencies for first 10,000 rows of owner variable in vehicle dataset : REGISTERED | VEHICLE | OWNER | Freq. Percent Cum. ------------+----------------------------------- 0 | 636 6.36 6.36 1 | 5,264 52.64 59.00 2 | 2,589 25.89 84.89 3 | 854 8.54 93.43 4 | 129 1.29 94.72 5 | 37 0.37 95.09 6 | 62 0.62 95.71 9 | 429 4.29 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 18 Apr 2016