Summary statistics for person dataset : by Jean Roth , jroth@nber.org , 22 Apr 2016 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- state | 113,289 27.77979 15.88469 1 56 county | 113,289 85.57536 91.89302 1 999 month | 113,289 6.801861 3.288015 1 12 day | 113,289 15.76059 8.845881 1 31 hour | 113,289 13.10948 8.774895 0 99 -------------+--------------------------------------------------------- minute | 113,289 25.82681 18.28668 0 99 ve_forms | 113,289 1.626813 .8549072 0 24 road_fnc | 0 harm_ev | 113,289 13.42299 7.712381 1 99 man_coll | 113,289 1.458482 1.744176 0 9 -------------+--------------------------------------------------------- sch_bus | 113,289 .005358 .0730022 0 1 veh_no | 113,289 1.225574 .7112917 0 24 make | 103,049 25.79059 21.76335 1 99 body_typ | 103,049 17.68377 22.25032 1 99 mod_year | 103,049 74.18268 5.969223 0 99 -------------+--------------------------------------------------------- rollover | 103,049 .3253889 .6834377 0 2 tow_veh | 103,049 .0113926 .1061271 0 1 spec_use | 103,049 .0162932 .2715669 0 9 emer_use | 103,049 .0016788 .0409391 0 1 impact1 | 103,049 10.20056 12.72135 0 99 -------------+--------------------------------------------------------- impact2 | 103,049 10.44483 12.74168 0 99 impacts | 103,049 1.140593 .62576 0 9 fire_exp | 103,049 .0277344 .1642116 0 1 wgtcd_tr | 43,929 5.160486 3.817841 0 9 per_no | 113,289 1.675043 1.655657 1 65 -------------+--------------------------------------------------------- age | 113,289 32.0084 19.26523 0 99 sex | 113,289 1.294777 .5106634 1 9 per_typ | 113,289 1.564786 .7838739 1 9 seat_pos | 113,289 4.769783 16.40021 0 99 man_rest | 113,289 1.941768 3.608107 0 9 -------------+--------------------------------------------------------- aut_rest | 113,289 .1410375 1.11674 0 9 location | 113,289 .8219421 3.813064 0 99 ejection | 113,289 .2010698 .847901 0 9 extricat | 113,289 .1302333 .8494076 0 9 drinking | 113,289 .2283982 .4198023 0 1 -------------+--------------------------------------------------------- test_res | 113,289 77.45414 35.94896 0 99 inj_sev | 113,289 2.687631 1.53546 0 9 hospital | 113,289 1.186682 2.060827 0 9 death_mo | 113,289 3.257095 6.025881 0 99 death_da | 113,289 7.291564 10.73516 0 99 -------------+--------------------------------------------------------- death_yr | 113,289 36.08262 39.81201 0 99 death_hr | 0 death_mn | 0 lag_hrs | 0 lag_mins | 0 -------------+--------------------------------------------------------- p_cf1 | 113,289 .5124063 4.640133 0 99 p_cf2 | 113,289 .2305608 4.172231 0 99 p_cf3 | 113,289 .1628755 3.965005 0 99 st_case | 113,289 278721.7 158679.5 10001 560206 mak_mod | 103,049 2612.274 2189.062 101 9999 -------------+--------------------------------------------------------- vin_wgt | 76,773 4833.624 2974.892 0 9999 whlbs_sh | 76,773 3198.372 3789.004 0 9999 whlbs_lg | 76,773 2542.899 4171.304 0 9999 mcycl_ds | 22,669 8908.513 2562.187 0 9999 death_tm | 0 -------------+--------------------------------------------------------- vina_mod | 0 ser_tr | 0 by Jean Roth , jroth@nber.org , 22 Apr 2016