Summary statistics for person dataset : by Jean Roth , jroth@nber.org , 18 Apr 2016 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- state | 100,760 26.80711 16.32993 1 56 veh_no | 100,760 1.36314 .992057 0 42 per_no | 100,760 1.726786 1.792919 1 47 n_mot_no | 100,760 .0712684 .9215564 0 99 age | 100,760 37.23084 21.69575 0 99 -------------+--------------------------------------------------------- sex | 100,760 1.440879 .976738 1 9 per_typ | 100,760 1.624216 1.071346 1 9 seat_pos | 100,760 14.40312 12.80015 0 99 rest_use | 100,760 9.369055 25.97534 0 99 air_bag | 100,760 21.97269 17.28409 0 99 -------------+--------------------------------------------------------- ejection | 100,760 .1874256 .7829318 0 9 ej_path | 100,760 .8902144 2.605728 0 9 extricat | 100,760 .1887058 .9152386 0 9 location | 100,760 .6778087 3.486119 0 99 drinking | 100,760 4.552878 3.986604 0 9 -------------+--------------------------------------------------------- alc_det | 100,760 8.207989 2.062988 1 9 atst_typ | 100,760 6.569998 23.74555 0 99 alc_res | 100,760 65.85746 43.03719 0 99 drugs | 100,760 6.513031 3.177124 0 9 drug_det | 100,760 7.752402 1.186852 1 8 -------------+--------------------------------------------------------- drugtst1 | 100,760 1.181868 2.655063 0 9 drugres1 | 100,760 152.7194 345.6075 0 999 drugtst2 | 100,760 .4847261 1.958087 0 9 drugres2 | 100,760 62.45861 232.7175 0 999 drugtst3 | 100,760 .4615224 1.947002 0 9 -------------+--------------------------------------------------------- drugres3 | 100,760 56.07305 226.8386 0 999 inj_sev | 100,760 2.558843 1.678708 0 9 hospital | 100,760 .6307662 1.112152 0 9 death_mo | 100,760 2.991306 5.551773 0 99 death_da | 100,760 6.909766 10.75024 0 99 -------------+--------------------------------------------------------- death_hr | 100,760 8.201161 18.44544 0 99 death_mn | 100,760 14.47397 23.91713 0 99 lag_hrs | 100,760 621.1661 478.6702 0 999 lag_mins | 100,760 67.79592 41.07754 0 99 race | 100,760 6.088815 22.64181 0 99 -------------+--------------------------------------------------------- hispanic | 100,760 7.690919 22.04897 0 99 p_cf1 | 100,760 .554347 5.358665 0 99 p_cf2 | 100,760 .4033446 4.927269 0 99 p_cf3 | 100,760 .2375447 4.332854 0 99 work_inj | 100,760 4.957821 3.918966 0 9 -------------+--------------------------------------------------------- doa | 100,760 1.730786 3.032866 0 9 st_case | 100,760 268860.4 163174.2 10001 560142 death_yr | 100,760 858.5452 1024.348 0 9999 death_tm | 100,760 834.5901 1863.473 0 9999 cert_no | 0 -------------+--------------------------------------------------------- make | 94,579 29.49297 23.31028 1 99 body_typ | 94,579 20.86774 23.31397 1 99 rollover | 94,579 .3702619 .7194973 0 2 tow_veh | 94,579 .0858119 .5827236 0 9 spec_use | 94,579 .0423561 .5486765 0 9 -------------+--------------------------------------------------------- emer_use | 94,579 .0017551 .0418579 0 1 impact1 | 94,579 10.67701 12.98301 0 99 impact2 | 94,579 10.93272 13.65886 0 99 impacts | 94,579 1.330739 .7707264 0 9 fire_exp | 94,579 .0262426 .1598568 0 1 -------------+--------------------------------------------------------- mak_mod | 94,579 29803.13 23438.37 1007 99999 mod_year | 94,579 2101.85 912.8504 1924 9999 vina_mod | 0 ser_tr | 0 vin_bt | 0 -------------+--------------------------------------------------------- whlbs_sh | 89,887 1882.128 2471.199 799 9999 whlbs_lg | 89,887 1088.312 2772.528 0 9999 mcycl_ds | 7,988 5056.244 4484.683 49 9999 vin_wgt | 61,991 3856.735 2031.658 600 9999 wgtcd_tr | 31,485 3.529808 3.05417 1 9 -------------+--------------------------------------------------------- county | 100,760 88.39862 91.10465 0 999 month | 100,760 6.68942 3.371032 1 12 day | 100,760 15.80459 8.935812 1 99 hour | 100,760 13.3613 8.943869 0 99 minute | 100,760 28.48076 18.05313 0 99 -------------+--------------------------------------------------------- ve_forms | 100,760 1.84479 1.427025 1 42 road_fnc | 100,760 7.875943 6.565449 1 99 harm_ev | 100,760 15.41384 11.39194 1 99 man_coll | 100,760 2.116614 4.741615 0 99 sch_bus | 100,760 .0064113 .0798137 0 1 by Jean Roth , jroth@nber.org , 18 Apr 2016