Summary statistics for person dataset : by Jean Roth , jroth@nber.org , 18 Apr 2016 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- state | 897 43 0 43 43 veh_no | 897 1.170569 .8391262 0 5 per_no | 897 1.598662 1.784581 1 19 n_mot_no | 897 .1727982 .3782837 0 1 age | 897 41.28317 23.80567 0 99 -------------+--------------------------------------------------------- sex | 897 1.48272 1.414207 1 9 per_typ | 897 1.93311 1.516276 1 8 seat_pos | 897 11.54069 9.080909 0 52 rest_use | 897 4.587514 17.03048 0 99 air_bag | 897 26.36232 17.24558 0 99 -------------+--------------------------------------------------------- ejection | 897 2.512821 3.734208 0 9 ej_path | 897 .3010033 1.568641 0 9 extricat | 897 .2809365 1.565962 0 9 location | 897 2.269788 5.018127 0 18 drinking | 897 5.794872 3.517218 0 8 -------------+--------------------------------------------------------- alc_det | 897 6.914158 3.330458 1 9 atst_typ | 897 .8483835 .7002711 0 2 alc_res | 897 36.11929 44.09236 0 97 drugs | 897 7.992196 .2337232 1 8 drug_det | 897 7.992196 .2337232 1 8 -------------+--------------------------------------------------------- drugtst1 | 897 .3154961 .4649724 0 1 drugres1 | 897 18.24192 83.61406 0 695 drugtst2 | 897 .0078038 .0880428 0 1 drugres2 | 897 2.658863 36.83023 0 695 drugtst3 | 897 .0011148 .033389 0 1 -------------+--------------------------------------------------------- drugres3 | 897 .7748049 23.20537 0 695 inj_sev | 897 2.534002 1.612318 0 4 hospital | 897 .4882943 .5001418 0 1 death_mo | 897 3.055741 4.104279 0 12 death_da | 897 7.25641 9.993359 0 31 -------------+--------------------------------------------------------- death_hr | 897 5.821628 8.138825 0 24 death_mn | 897 10.11037 16.49148 0 59 lag_hrs | 897 559.3645 488.4552 0 999 lag_mins | 897 58.87402 45.65565 0 99 race | 897 .4749164 .5445403 0 2 -------------+--------------------------------------------------------- hispanic | 897 .90301 .9958406 0 2 p_cf1 | 897 .1103679 .5882723 0 4 p_cf2 | 897 .1571906 1.114453 0 21 p_cf3 | 897 .0222965 .5277501 0 15 work_inj | 897 4.393534 3.977908 0 8 -------------+--------------------------------------------------------- doa | 897 1.888517 3.108681 0 7 st_case | 897 430190.9 111.2634 430001 430385 death_yr | 897 906.6221 999.824 0 2008 death_tm | 897 592.2731 822.9157 0 2400 cert_no | 0 -------------+--------------------------------------------------------- make | 742 45.45418 25.66886 2 99 body_typ | 742 25.36388 32.39783 1 99 rollover | 741 .1241565 .4599906 0 2 tow_veh | 742 .3032345 1.625029 0 9 spec_use | 742 .1334232 1.088395 0 9 -------------+--------------------------------------------------------- emer_use | 742 0 0 0 0 impact1 | 742 8.765499 4.177763 0 12 impact2 | 742 9.021563 4.199103 0 13 impacts | 742 1.315364 .6490987 0 3 fire_exp | 742 .0148248 .1209328 0 1 -------------+--------------------------------------------------------- mak_mod | 742 45786.6 25776.7 2402 99999 mod_year | 742 2408.058 1764.806 1973 9999 vina_mod | 0 ser_tr | 0 vin_bt | 0 -------------+--------------------------------------------------------- whlbs_sh | 684 2392.284 3213.621 0 9999 whlbs_lg | 684 1638.399 3555.912 0 9999 mcycl_ds | 151 7154.682 4184.055 599 9999 vin_wgt | 563 3907.561 3041.988 0 9999 wgtcd_tr | 224 5.84375 3.454724 1 9 -------------+--------------------------------------------------------- county | 897 72 0 72 72 month | 897 6.761427 3.513517 1 12 day | 897 15.38796 8.684769 1 31 hour | 897 13.38462 7.216387 0 24 minute | 897 24.57748 17.04867 0 58 -------------+--------------------------------------------------------- road_fnc | 897 8.248606 5.398574 1 16 harm_ev | 897 14.19064 9.590406 1 43 man_coll | 897 1.556299 2.296009 0 9 sch_bus | 897 0 0 0 0 ve_forms | 897 1.663322 .9040603 1 5 by Jean Roth , jroth@nber.org , 18 Apr 2016