Summary statistics for person dataset : by Jean Roth , jroth@nber.org , 18 Apr 2016 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- state | 74,573 27.57833 16.13985 1 56 st_case | 74,573 276392.6 161359.9 10001 560139 ve_forms | 74,573 1.761938 .9874819 1 15 veh_no | 74,573 1.312593 .7931997 0 15 per_no | 74,573 1.670564 1.835976 1 57 -------------+--------------------------------------------------------- n_mot_no | 74,573 .0756708 .2762766 0 5 county | 74,573 90.52341 93.20847 1 820 day | 74,573 15.68827 8.860917 1 31 month | 74,573 6.763145 3.327244 1 12 hour | 74,573 13.20261 8.810592 0 99 -------------+--------------------------------------------------------- minute | 74,573 28.78939 17.98234 0 99 road_fnc | 74,573 8.880359 9.695793 1 99 harm_ev | 74,573 16.22826 12.58809 1 99 man_coll | 74,573 2.335805 4.638687 0 99 sch_bus | 74,573 .0085688 .0921709 0 1 -------------+--------------------------------------------------------- make | 69,124 32.03288 24.60827 1 99 mak_mod | 69,124 32371.47 24737.29 1007 99999 body_typ | 69,124 23.55665 25.3801 1 99 mod_year | 69,124 2116.044 952.6791 1929 9999 vintype | 0 -------------+--------------------------------------------------------- vinmake | 0 vina_mod | 0 vin_bt | 0 vinmodyr | 68,203 35.62166 43.09032 0 99 vin_lngt | 68,583 16.99962 .0428611 12 17 -------------+--------------------------------------------------------- vin_wgt | 40,160 3374.181 925.2402 0 7190 wgtcd_tr | 20,973 2.769132 2.386086 1 8 whlbs_lg | 60,911 236.6985 593.8245 0 9600 whlbs_sh | 60,911 1097.028 284.9585 0 2370 ser_tr | 0 -------------+--------------------------------------------------------- fuelcode | 0 mcycl_ds | 4,870 1085.447 428.0597 49 2294 tow_veh | 69,124 .0809849 .5272907 0 9 spec_use | 69,124 .2987096 5.258637 0 99 emer_use | 69,124 .0262427 .4713697 0 9 -------------+--------------------------------------------------------- rollover | 69,124 .3030062 .8841305 -1 9 impact1 | 69,124 13.25075 18.05519 0 99 impact2 | 69,124 17.54003 24.94173 0 99 fire_exp | 69,124 .0262282 .1598145 0 1 age | 74,573 58.20255 138.6304 0 999 -------------+--------------------------------------------------------- sex | 74,573 1.445778 .9928809 1 9 per_typ | 74,573 1.65348 1.162428 1 10 inj_sev | 74,573 2.541805 1.725997 0 9 seat_pos | 74,573 13.89907 12.03764 0 99 rest_use | 74,573 19.07268 33.44624 0 99 -------------+--------------------------------------------------------- rest_mis | 74,573 .587934 2.081876 0 8 air_bag | 74,573 19.77607 32.17824 0 99 ejection | 74,573 1.339158 2.845628 0 9 ej_path | 74,573 .8093144 2.497771 0 9 extricat | 74,573 .1714562 .8043771 0 9 -------------+--------------------------------------------------------- drinking | 74,573 4.069328 4.00126 0 9 alc_det | 74,573 7.676666 2.627645 1 9 alc_status | 74,573 1.255669 1.968335 0 9 atst_typ | 74,573 6.007349 22.3113 0 99 alc_res | 74,573 62.45401 43.9372 0 99 -------------+--------------------------------------------------------- drugs | 74,573 5.682204 3.697906 0 9 drug_det | 74,573 7.465638 1.739094 1 8 dstatus | 74,573 1.176015 2.126023 0 9 drugtst1 | 74,573 .8646963 1.917108 0 9 drugtst2 | 74,573 .4621244 1.741741 0 9 -------------+--------------------------------------------------------- drugtst3 | 74,573 .4368739 1.735671 0 9 drugres1 | 74,573 110.958 282.0625 0 999 drugres2 | 74,573 52.13457 201.1727 0 999 drugres3 | 74,573 42.05009 188.4687 0 999 hospital | 74,573 2.113808 2.443277 0 9 -------------+--------------------------------------------------------- doa | 74,573 1.755112 3.044605 0 9 death_da | 74,573 56.60429 36.39615 1 99 death_mo | 74,573 52.70035 40.40465 1 99 death_yr | 74,573 5878.957 3415.943 2010 9999 death_hr | 74,573 58.1938 37.69783 0 99 -------------+--------------------------------------------------------- death_mn | 74,573 64.58662 31.73774 0 99 death_tm | 74,573 5883.966 3799.228 0 9999 lag_hrs | 74,573 610.3871 480.7557 0 999 lag_mins | 74,573 67.3963 40.66991 0 99 p_sf1 | 74,573 .301235 4.853335 0 99 -------------+--------------------------------------------------------- p_sf2 | 74,573 .1351562 3.643836 0 99 p_sf3 | 74,573 .1314283 3.604761 0 99 cert_no | 0 work_inj | 74,573 5.193649 3.901606 0 9 hispanic | 74,573 13.45284 30.82591 0 99 -------------+--------------------------------------------------------- race | 74,573 9.414453 28.20924 0 99 location | 74,573 .8452523 4.233696 0 99 by Jean Roth , jroth@nber.org , 18 Apr 2016