Frequencies for first 10,000 rows of whlbs_lg variable in person dataset : Wheelbase | Long-Auto | Freq. Percent Cum. ------------+----------------------------------- 0 | 3,951 39.51 39.51 898 | 16 0.16 39.67 911 | 5 0.05 39.72 948 | 73 0.73 40.45 953 | 40 0.40 40.85 964 | 8 0.08 40.93 966 | 6 0.06 40.99 969 | 15 0.15 41.14 970 | 17 0.17 41.31 973 | 47 0.47 41.78 984 | 19 0.19 41.97 990 | 11 0.11 42.08 992 | 3 0.03 42.11 996 | 8 0.08 42.19 1043 | 3 0.03 42.22 1099 | 63 0.63 42.85 1100 | 6 0.06 42.91 1110 | 22 0.22 43.13 1125 | 8 0.08 43.21 1127 | 43 0.43 43.64 1130 | 10 0.10 43.74 1150 | 8 0.08 43.82 1160 | 282 2.82 46.64 1170 | 51 0.51 47.15 1174 | 3 0.03 47.18 1175 | 9 0.09 47.27 1179 | 2 0.02 47.29 1180 | 68 0.68 47.97 1190 | 5 0.05 48.02 1200 | 1 0.01 48.03 1210 | 1 0.01 48.04 1220 | 2 0.02 48.06 1240 | 8 0.08 48.14 1250 | 66 0.66 48.80 1270 | 15 0.15 48.95 1380 | 1 0.01 48.96 1515 | 1 0.01 48.97 9999 | 1,675 16.75 65.72 . | 3,428 34.28 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 22 Apr 2016