Frequencies for first 10,000 rows of whlbs_lg variable in person dataset : Wheelbase | Long-Auto | Freq. Percent Cum. ------------+----------------------------------- 0 | 4,217 42.17 42.17 898 | 24 0.24 42.41 911 | 8 0.08 42.49 937 | 11 0.11 42.60 948 | 56 0.56 43.16 953 | 33 0.33 43.49 964 | 3 0.03 43.52 969 | 14 0.14 43.66 970 | 13 0.13 43.79 973 | 49 0.49 44.28 984 | 16 0.16 44.44 990 | 10 0.10 44.54 992 | 7 0.07 44.61 996 | 9 0.09 44.70 1043 | 1 0.01 44.71 1099 | 47 0.47 45.18 1100 | 3 0.03 45.21 1110 | 7 0.07 45.28 1125 | 5 0.05 45.33 1127 | 30 0.30 45.63 1128 | 2 0.02 45.65 1130 | 2 0.02 45.67 1160 | 245 2.45 48.12 1170 | 9 0.09 48.21 1174 | 15 0.15 48.36 1175 | 2 0.02 48.38 1179 | 1 0.01 48.39 1180 | 48 0.48 48.87 1200 | 3 0.03 48.90 1220 | 7 0.07 48.97 1229 | 1 0.01 48.98 1240 | 17 0.17 49.15 1250 | 47 0.47 49.62 1270 | 8 0.08 49.70 1330 | 5 0.05 49.75 1645 | 2 0.02 49.77 9999 | 1,494 14.94 64.71 . | 3,529 35.29 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 18 Apr 2016