Summary statistics for vehicle dataset : by Jean Roth , jroth@nber.org , 18 Apr 2016 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- vin | 0 vin_1 | 0 vin_2 | 0 vin_3 | 0 vin_4 | 0 -------------+--------------------------------------------------------- vin_5 | 0 vin_6 | 0 vin_7 | 0 vin_8 | 0 vin_9 | 0 -------------+--------------------------------------------------------- vin_10 | 0 vin_11 | 0 vin_12 | 0 state | 626 43 0 43 43 veh_no | 626 1.29393 .5454054 1 5 -------------+--------------------------------------------------------- ocupants | 626 1.412141 .8650251 0 7 make | 626 44.93131 25.71991 2 99 model | 626 336.484 339.0035 1 999 body_typ | 626 27.16933 34.55505 2 99 reg_stat | 626 48.00958 15.9953 43 99 -------------+--------------------------------------------------------- owner | 626 2.351438 2.184558 1 9 rollover | 626 .0910543 .4036036 0 2 j_knife | 626 0 0 0 0 trav_sp | 626 96.28275 14.03099 0 99 haz_carg | 626 .7476038 2.485839 0 9 -------------+--------------------------------------------------------- tow_veh | 626 .7619808 2.50744 0 9 v_config | 626 9.14377 27.60345 0 99 axles | 626 11.99201 32.25744 0 99 cargo_bt | 626 12.17252 32.43789 0 99 spec_use | 626 .215655 1.377468 0 9 -------------+--------------------------------------------------------- emer_use | 626 0 0 0 0 impact1 | 626 9.190096 4.023208 0 13 impact2 | 626 9.461661 3.915013 0 13 underide | 626 0 0 0 0 deformed | 626 3.739617 2.541356 0 9 -------------+--------------------------------------------------------- impacts | 626 1.244409 .5209306 0 3 towaway | 626 1.838658 .5666808 1 3 fire_exp | 626 .0063898 .079744 0 1 veh_cf1 | 626 2.963259 9.052571 0 31 veh_cf2 | 626 0 0 0 0 -------------+--------------------------------------------------------- veh_man | 626 2.477636 3.947695 1 16 avoid | 626 0 0 0 0 m_harm | 626 14.46486 10.44465 1 43 deaths | 626 .5063898 .5992988 0 4 seq1 | 626 15.11981 10.55166 1 99 -------------+--------------------------------------------------------- seq2 | 626 87.95048 27.75612 1 99 seq3 | 626 96.29233 14.49808 1 99 seq4 | 626 98.07827 9.385705 1 99 seq5 | 626 98.86102 3.477219 12 99 seq6 | 626 98.88978 2.757795 30 99 -------------+--------------------------------------------------------- vin_lngt | 626 16.93291 3.46114 7 99 bus_use | 626 .2076677 1.34045 0 9 gvwr | 626 .8434505 2.514807 0 9 st_case | 626 430229 134.0067 430001 430470 mak_mod | 626 45267.79 25890.79 2403 99999 -------------+--------------------------------------------------------- mod_year | 626 2825.749 2443.656 1961 9999 vina_mod | 0 ser_tr | 0 vin_bt | 0 mcarr_id | 0 -------------+--------------------------------------------------------- fldcd_tr | 0 whlbs_sh | 571 2947.205 3661.537 799 9999 whlbs_lg | 571 2229.377 4055.136 0 9999 mcycl_ds | 149 6835.356 4337.88 250 9999 vin_wgt | 469 5031.486 3425.113 1644 9999 -------------+--------------------------------------------------------- wgtcd_tr | 199 5.743719 3.685852 1 9 dr_pres | 626 1.180511 .572157 1 3 dr_drink | 626 .2460064 .4310267 0 1 l_state | 625 47.808 16.27326 9 99 l_type | 625 1.8944 2.59716 0 9 -------------+--------------------------------------------------------- l_status | 625 5.6448 2.11873 0 9 cdl_stat | 625 .8448 2.621394 0 9 l_endors | 625 .8352 2.613459 0 9 l_compl | 625 3.2112 2.067034 0 9 l_restri | 625 .8368 2.613253 0 9 -------------+--------------------------------------------------------- violchg1 | 625 3.7088 4.682722 0 46 violchg2 | 625 20.9616 19.56601 0 69 violchg3 | 625 12.1968 21.90074 0 69 prev_acc | 625 9.344 28.96431 0 99 prev_sus | 625 9.1872 28.74805 0 99 -------------+--------------------------------------------------------- prev_dwi | 625 9.1872 28.74805 0 99 prev_spd | 625 9.3616 28.6972 0 99 prev_oth | 625 10.12 28.4941 0 99 last_mo | 625 11.552 28.21843 0 99 first_mo | 625 11.1632 28.29864 0 99 -------------+--------------------------------------------------------- dr_cf1 | 626 27.0655 20.53167 0 90 dr_cf2 | 626 23.22045 17.74998 0 87 dr_cf3 | 626 24.09425 25.88199 0 90 dr_cf4 | 626 9.921725 20.4966 0 90 dr_wgt | 625 901.2288 269.304 98 999 -------------+--------------------------------------------------------- dr_hgt | 625 887.16 303.1085 60 999 last_yr | 625 1703.328 2818.229 0 9999 first_yr | 625 1703.157 2818.21 0 9999 dr_zip | 625 9923.853 28433.2 601 99999 month | 626 6.522364 3.456284 1 12 -------------+--------------------------------------------------------- ve_forms | 626 1.587859 .7151702 1 5 harm_ev | 626 15.19329 10.14421 1 43 man_coll | 626 1.878594 2.607305 0 8 hit_run | 626 .1837061 .5655069 0 2 by Jean Roth , jroth@nber.org , 18 Apr 2016