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 | 1,328 26.37048 16.40464 1 56 veh_no | 1,328 2.880271 1.834929 1 18 -------------+--------------------------------------------------------- ocupants | 1,328 .2040663 .6482822 0 9 make | 1,328 33.09563 26.38157 2 99 body_typ | 1,328 23.81175 24.2691 1 99 reg_stat | 1,328 33.21762 25.27656 0 99 owner | 1,328 5.90738 .5807822 0 6 -------------+--------------------------------------------------------- rollover | 1,328 0 0 0 0 j_knife | 1,328 0 0 0 0 trav_sp | 1,328 99 0 99 99 haz_inv | 1,328 1.001506 .0387929 1 2 haz_plac | 1,328 .003012 .0775858 0 2 -------------+--------------------------------------------------------- haz_cno | 1,328 .0037651 .0989057 0 3 haz_rel | 1,328 .0067771 .2212164 0 8 tow_veh | 1,328 .1182229 .5410357 0 9 v_config | 1,328 1.068524 6.076302 0 99 axles | 1,328 3.788404 17.71468 0 99 -------------+--------------------------------------------------------- cargo_bt | 1,328 4.917922 20.63769 0 99 spec_use | 1,328 .0459337 .5180961 0 9 emer_use | 1,328 .0037651 .0612675 0 1 impact1 | 1,328 11.08886 17.8125 1 99 impact2 | 1,328 11.30873 17.96772 1 99 -------------+--------------------------------------------------------- underide | 1,328 0 0 0 0 deformed | 1,328 4.347892 2.117725 0 9 impacts | 1,328 2.060241 .2592388 1 3 towaway | 1,328 9 0 9 9 fire_exp | 1,328 .0082831 .0906681 0 1 -------------+--------------------------------------------------------- veh_cf1 | 1,328 .7808735 7.072945 0 99 veh_cf2 | 1,328 .4028614 6.133866 0 99 veh_man | 1,328 99 0 99 99 avoid | 1,328 8 0 8 8 m_harm | 1,328 14.9006 10.3534 2 99 -------------+--------------------------------------------------------- deaths | 1,328 .0376506 .2298675 0 3 seq1 | 1,328 99 0 99 99 seq2 | 1,328 99 0 99 99 seq3 | 1,328 99 0 99 99 seq4 | 1,328 99 0 99 99 -------------+--------------------------------------------------------- seq5 | 1,328 99 0 99 99 seq6 | 1,328 99 0 99 99 vin_lngt | 1,328 16.86596 .9030391 5 17 bus_use | 1,328 .0150602 .3533656 0 9 gvwr | 1,328 .4819277 1.169689 0 9 -------------+--------------------------------------------------------- unittype | 1,328 2.545934 .5498496 2 4 mcarr_i1 | 1,328 10.93298 26.14834 0 99 st_case | 1,328 264693 163761.4 10108 560013 haz_id | 1,328 1.719127 54.89073 0 1977 mak_mod | 1,328 33456.73 26535.07 2402 99999 -------------+--------------------------------------------------------- mod_year | 1,328 2112.843 950.4891 1961 9999 vina_mod | 0 ser_tr | 0 vin_bt | 0 mcarr_i2 | 0 -------------+--------------------------------------------------------- fldcd_tr | 0 mcarr_id | 0 model | 1,328 361.0941 318.565 1 999 whlbs_sh | 1,320 1848.462 2553.274 0 9999 whlbs_lg | 1,320 1202.752 2826.42 0 9999 -------------+--------------------------------------------------------- mcycl_ds | 93 9342.28 2316.313 748 9999 vin_wgt | 787 3997.953 2322.495 0 9999 wgtcd_tr | 619 4.436187 3.180195 1 9 dr_pres | 1,328 4 0 4 4 dr_drink | 1,328 0 0 0 0 -------------+--------------------------------------------------------- l_state | 1,328 99 0 99 99 l_type | 1,328 9 0 9 9 l_status | 1,328 9 0 9 9 cdl_stat | 1,328 9 0 9 9 l_endors | 1,328 9 0 9 9 -------------+--------------------------------------------------------- l_compl | 1,328 9 0 9 9 l_restri | 1,328 9 0 9 9 violchg1 | 1,328 99 0 99 99 violchg2 | 1,328 99 0 99 99 violchg3 | 1,328 99 0 99 99 -------------+--------------------------------------------------------- prev_acc | 1,328 99 0 99 99 prev_sus | 1,328 99 0 99 99 prev_dwi | 1,328 99 0 99 99 prev_spd | 1,328 99 0 99 99 prev_oth | 1,328 99 0 99 99 -------------+--------------------------------------------------------- last_mo | 1,328 99 0 99 99 first_mo | 1,328 99 0 99 99 dr_cf1 | 1,328 0 0 0 0 dr_cf2 | 1,328 0 0 0 0 dr_cf3 | 1,328 0 0 0 0 -------------+--------------------------------------------------------- dr_cf4 | 1,328 0 0 0 0 dr_wgt | 1,328 999 0 999 999 dr_hgt | 1,328 999 0 999 999 last_yr | 1,328 9999 0 9999 9999 first_yr | 1,328 9999 0 9999 9999 -------------+--------------------------------------------------------- dr_zip | 1,328 99999 0 99999 99999 month | 1,328 6.707831 3.265522 1 12 harm_ev | 1,328 17.50226 11.14818 1 55 man_coll | 1,328 2.459337 5.902358 0 99 hit_run | 1,328 .1634036 .5923027 0 5 -------------+--------------------------------------------------------- ve_forms | 1,328 1.317018 .6269118 1 5 by Jean Roth , jroth@nber.org , 18 Apr 2016