Frequencies for first 10,000 rows of owner variable in vehicle dataset : REGISTERED | VEHICLE | OWNER | Freq. Percent Cum. ------------+----------------------------------- 0 | 494 4.94 4.94 1 | 5,137 51.37 56.31 2 | 2,787 27.87 84.18 3 | 953 9.53 93.71 4 | 138 1.38 95.09 5 | 37 0.37 95.46 6 | 50 0.50 95.96 9 | 404 4.04 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 18 Apr 2016