Summary statistics for vehnit 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 | 1,481 25.71843 16.19563 1 56 veh_no | 1,481 2.675219 1.288929 1 13 -------------+--------------------------------------------------------- ocupants | 1,481 .2694126 .7191889 0 6 make | 1,481 33.19649 26.73337 2 99 model | 1,481 373.1985 322.0711 1 999 body_typ | 1,481 24.90007 25.16931 1 99 reg_stat | 1,481 32.08845 24.66918 0 99 -------------+--------------------------------------------------------- owner | 1,481 5.935179 .4633728 0 6 rollover | 1,481 0 0 0 0 j_knife | 1,481 0 0 0 0 trav_sp | 1,481 99 0 99 99 haz_carg | 1,481 .1080351 .9651755 0 9 -------------+--------------------------------------------------------- tow_veh | 1,481 .1829845 .8704656 0 9 v_config | 1,481 1.615125 9.164879 0 99 axles | 1,481 4.532748 19.46832 0 99 cargo_bt | 1,481 4.58609 19.87113 0 99 spec_use | 1,481 .049291 .541146 0 9 -------------+--------------------------------------------------------- emer_use | 1,481 .0054018 .0733226 0 1 impact1 | 1,481 10.69007 17.41642 0 99 impact2 | 1,481 11.22012 17.99426 0 99 underide | 1,481 .006077 .2338649 0 9 deformed | 1,481 4.244429 2.111026 0 9 -------------+--------------------------------------------------------- impacts | 1,481 2.039838 .3211567 0 3 towaway | 1,481 9 0 9 9 fire_exp | 1,481 .0189061 .1362396 0 1 veh_cf1 | 1,481 1.420662 10.52516 0 99 veh_cf2 | 1,481 1.008778 9.918209 0 99 -------------+--------------------------------------------------------- veh_man | 1,481 99 0 99 99 avoid | 1,481 8 0 8 8 m_harm | 1,481 13.82444 8.566369 2 99 deaths | 1,481 .0546928 .2782303 0 4 seq1 | 1,481 98.66577 5.744536 0 99 -------------+--------------------------------------------------------- seq2 | 1,481 98.73261 5.13981 0 99 seq3 | 1,481 98.73261 5.13981 0 99 seq4 | 1,481 98.73261 5.13981 0 99 seq5 | 1,481 98.73261 5.13981 0 99 seq6 | 1,481 98.73261 5.13981 0 99 -------------+--------------------------------------------------------- vin_lngt | 1,481 16.91965 2.323999 5 99 bus_use | 1,481 .033761 .4752751 0 9 gvwr | 1,481 .535449 1.337704 0 9 unittype | 1,481 2.456448 .5386676 2 4 st_case | 1,481 258164.9 161639.5 10082 560118 -------------+--------------------------------------------------------- mak_mod | 1,481 33569.69 26887.74 2403 99999 mod_year | 1,481 2228.39 1344.193 1964 9999 vina_mod | 0 ser_tr | 0 vin_bt | 0 -------------+--------------------------------------------------------- mcarr_id | 0 fldcd_tr | 0 whlbs_sh | 1,462 2676.353 3338.102 866 9999 whlbs_lg | 1,462 2063.464 3683.203 0 9999 mcycl_ds | 113 9674.991 1700.541 250 9999 -------------+--------------------------------------------------------- vin_wgt | 871 4282.485 2542.5 631 9999 wgtcd_tr | 701 4.582026 3.19431 1 9 dr_pres | 1,481 4 0 4 4 dr_drink | 1,481 0 0 0 0 l_state | 1,481 98.96084 1.507129 41 99 -------------+--------------------------------------------------------- l_type | 1,481 8.994598 .2078799 1 9 l_status | 1,481 8.997974 .077955 6 9 cdl_stat | 1,481 9 0 9 9 l_endors | 1,481 9 0 9 9 l_compl | 1,481 9 0 9 9 -------------+--------------------------------------------------------- l_restri | 1,481 9 0 9 9 violchg1 | 1,481 99 0 99 99 violchg2 | 1,481 99 0 99 99 violchg3 | 1,481 99 0 99 99 prev_acc | 1,481 99 0 99 99 -------------+--------------------------------------------------------- prev_sus | 1,481 99 0 99 99 prev_dwi | 1,481 99 0 99 99 prev_spd | 1,481 99 0 99 99 prev_oth | 1,481 99 0 99 99 last_mo | 1,481 98.42876 7.316528 0 99 -------------+--------------------------------------------------------- first_mo | 1,481 98.42809 7.321968 0 99 dr_cf1 | 1,481 .0297097 1.143339 0 44 dr_cf2 | 1,481 0 0 0 0 dr_cf3 | 1,481 0 0 0 0 dr_cf4 | 1,481 0 0 0 0 -------------+--------------------------------------------------------- dr_wgt | 1,481 999 0 999 999 dr_hgt | 1,481 999 0 999 999 last_yr | 1,481 9946.353 677.5369 0 9999 first_yr | 1,481 9946.352 677.5527 0 9999 dr_zip | 1,481 99997.02 76.16199 97068 99999 -------------+--------------------------------------------------------- month | 1,481 6.733288 3.361713 1 12 harm_ev | 1,481 17.01485 10.58229 1 55 man_coll | 1,481 3.056718 8.746167 0 99 hit_run | 1,481 .1519244 .5874918 0 5 ve_forms | 1,481 1.29372 .6320449 1 7 by Jean Roth , jroth@nber.org , 18 Apr 2016