Frequencies for first 10,000 rows of whlbs_lg variable in vehicle dataset : Wheelbase | Long-Auto | Freq. Percent Cum. ------------+----------------------------------- 0 | 4,437 44.37 44.37 898 | 29 0.29 44.66 911 | 4 0.04 44.70 937 | 14 0.14 44.84 948 | 48 0.48 45.32 953 | 29 0.29 45.61 957 | 1 0.01 45.62 964 | 3 0.03 45.65 966 | 2 0.02 45.67 967 | 3 0.03 45.70 969 | 13 0.13 45.83 970 | 10 0.10 45.93 973 | 58 0.58 46.51 984 | 14 0.14 46.65 990 | 9 0.09 46.74 992 | 1 0.01 46.75 996 | 12 0.12 46.87 1043 | 3 0.03 46.90 1099 | 37 0.37 47.27 1100 | 7 0.07 47.34 1110 | 11 0.11 47.45 1125 | 7 0.07 47.52 1127 | 26 0.26 47.78 1130 | 8 0.08 47.86 1150 | 1 0.01 47.87 1160 | 160 1.60 49.47 1170 | 12 0.12 49.59 1173 | 1 0.01 49.60 1174 | 5 0.05 49.65 1175 | 3 0.03 49.68 1179 | 1 0.01 49.69 1180 | 42 0.42 50.11 1190 | 4 0.04 50.15 1200 | 1 0.01 50.16 1220 | 1 0.01 50.17 1240 | 8 0.08 50.25 1250 | 27 0.27 50.52 1270 | 3 0.03 50.55 1645 | 1 0.01 50.56 9999 | 1,241 12.41 62.97 . | 3,703 37.03 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 18 Apr 2016