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 | 638 43 0 43 43 veh_no | 638 1.318182 .6092035 1 6 -------------+--------------------------------------------------------- ocupants | 638 1.445141 .9604257 1 11 make | 638 42.84013 23.41663 2 99 model | 638 278.2492 321.8265 1 999 body_typ | 638 21.28213 31.24776 2 99 reg_stat | 638 46.36834 13.51146 8 99 -------------+--------------------------------------------------------- owner | 638 2.147335 1.876965 1 9 rollover | 638 .0909091 .401581 0 2 j_knife | 638 0 0 0 0 trav_sp | 638 95.31348 15.50284 0 99 haz_carg | 638 .4655172 1.99479 0 9 -------------+--------------------------------------------------------- tow_veh | 638 .4937304 2.05095 0 9 v_config | 638 6.213166 22.41261 0 99 axles | 638 9.744514 29.41596 0 99 cargo_bt | 638 9.946708 29.61623 0 99 spec_use | 638 .4796238 2.023114 0 9 -------------+--------------------------------------------------------- emer_use | 638 .0015674 .0395904 0 1 impact1 | 638 8.938871 4.270048 0 13 impact2 | 638 9.360502 4.112829 0 13 underide | 638 0 0 0 0 deformed | 638 3.579937 2.547946 0 6 -------------+--------------------------------------------------------- impacts | 638 1.189655 .501257 0 3 towaway | 638 1.719436 .5558014 1 3 fire_exp | 638 .0031348 .0559453 0 1 veh_cf1 | 638 1.808777 7.214875 0 31 veh_cf2 | 638 0 0 0 0 -------------+--------------------------------------------------------- veh_man | 638 2.465517 5.363804 1 99 avoid | 638 0 0 0 0 m_harm | 638 14.05486 9.891331 1 43 deaths | 638 .4796238 .5648455 0 3 vin_lngt | 638 16.73511 1.240495 7 17 -------------+--------------------------------------------------------- bus_use | 638 .5015674 2.055547 0 9 gvwr | 638 .5877743 2.053669 0 9 st_case | 638 430235.4 135.6993 430001 430470 mak_mod | 638 43118.37 23556.03 2402 99999 mod_year | 638 2544.621 2030.427 1967 9999 -------------+--------------------------------------------------------- vina_mod | 0 ser_tr | 0 vin_bt | 0 mcarr_id | 0 fldcd_tr | 0 -------------+--------------------------------------------------------- whlbs_sh | 596 2540.243 3353.694 799 9999 whlbs_lg | 596 1817.401 3708.964 0 9999 mcycl_ds | 110 7000.6 4322.747 79 9999 vin_wgt | 505 4664.85 3305.894 1444 9999 wgtcd_tr | 166 5.475904 3.713533 1 9 -------------+--------------------------------------------------------- dr_pres | 638 1.112853 .4618484 1 3 dr_drink | 638 .2429467 .4291996 0 1 l_state | 638 46.09248 13.31749 12 99 l_status | 638 5.785266 1.761075 0 9 cdl_stat | 638 .5830721 2.191427 0 9 -------------+--------------------------------------------------------- l_endors | 638 .5501567 2.157785 0 9 l_compl | 638 3.123824 1.687156 0 9 l_restri | 638 .5501567 2.157785 0 9 violchg1 | 638 4.373041 7.476097 0 98 violchg2 | 638 22.73197 19.70167 0 98 -------------+--------------------------------------------------------- violchg3 | 638 16.26489 23.87106 0 69 prev_acc | 638 6.054859 23.73497 0 99 prev_sus | 638 6.051724 23.73563 0 99 prev_dwi | 638 6.051724 23.73563 0 99 prev_spd | 638 6.152038 23.71476 0 99 -------------+--------------------------------------------------------- prev_oth | 638 7.952978 23.33547 0 99 last_mo | 638 10.36207 23.06919 0 99 first_mo | 638 9.597179 23.15701 0 99 dr_cf1 | 638 27.06897 20.15252 0 92 dr_cf2 | 638 22.25078 17.31679 0 90 -------------+--------------------------------------------------------- dr_cf3 | 638 22.69436 23.56671 0 90 dr_cf4 | 638 16.84013 22.67793 0 90 dr_wgt | 638 941.6975 210.7958 120 999 dr_hgt | 638 928.8997 245.9623 60 999 last_yr | 638 1786.597 2297.47 0 9999 -------------+--------------------------------------------------------- first_yr | 638 1786.045 2297.419 0 9999 dr_zip | 638 6746.409 23280.39 601 99999 month | 638 6.639498 3.425155 1 12 ve_forms | 638 1.636364 .8326504 1 6 harm_ev | 638 15.50627 10.57451 1 43 -------------+--------------------------------------------------------- man_coll | 638 1.369906 1.785473 0 6 hit_run | 638 .1128527 .4549995 0 2 by Jean Roth , jroth@nber.org , 18 Apr 2016