Frequencies for first 10,000 rows of owner variable in vehicle dataset : REGISTERED | VEHICLE | OWNER | Freq. Percent Cum. ------------+----------------------------------- 0 | 431 4.31 4.31 1 | 5,454 54.54 58.85 2 | 2,735 27.35 86.20 3 | 889 8.89 95.09 4 | 114 1.14 96.23 5 | 30 0.30 96.53 6 | 58 0.58 97.11 9 | 289 2.89 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 18 Apr 2016