Summary statistics for person dataset : by Jean Roth , jroth@nber.org , 18 Apr 2016 Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- state | 73,073 27.6646 16.30829 1 56 st_case | 73,073 277253.1 163041.8 10001 560121 ve_forms | 73,073 1.743366 1.024099 1 26 veh_no | 73,073 1.300453 .8101015 0 26 per_no | 73,073 1.68552 2.056805 1 58 -------------+--------------------------------------------------------- str_veh | 73,073 .0802211 .2808516 0 3 county | 73,073 90.20917 94.30617 0 999 day | 73,073 15.62886 8.88518 1 31 month | 73,073 6.772036 3.338194 1 12 hour | 73,073 13.25615 8.806942 0 99 -------------+--------------------------------------------------------- minute | 73,073 28.71211 18.0832 0 99 road_fnc | 73,073 8.549451 7.776276 1 99 harm_ev | 73,073 16.20213 12.68041 1 99 man_coll | 73,073 2.345572 5.62207 0 99 sch_bus | 73,073 .0076499 .0955207 0 8 -------------+--------------------------------------------------------- make | 67,376 32.77942 24.90784 1 99 mak_mod | 67,376 33121.74 25038.73 1009 99999 body_typ | 67,376 23.86189 25.65895 1 99 mod_year | 67,376 2117.122 954.6204 1915 9999 vintype | 0 -------------+--------------------------------------------------------- vinmake | 0 vina_mod | 0 vin_bt | 0 vinmodyr | 65,862 33.99218 42.28693 0 99 vin_lngt | 65,935 16.953 .5691131 5 17 -------------+--------------------------------------------------------- vin_wgt | 38,274 3383.192 929.6044 0 7725 wgtcd_tr | 21,108 2.757296 2.392401 1 8 whlbs_lg | 59,317 222.7669 571.0895 0 3080 whlbs_sh | 59,317 1089.434 298.5563 0 2000 ser_tr | 0 -------------+--------------------------------------------------------- fuelcode | 0 mcycl_ds | 4,985 1067.8 435.4454 49 2294 carbur | 0 cylinder | 0 displace | 0 -------------+--------------------------------------------------------- mcycl_cy | 0 tire_sze | 0 ton_rat | 0 trk_wt | 0 trkwtvar | 0 -------------+--------------------------------------------------------- mcycl_wt | 0 vin_rest | 0 whldrwhl | 0 tow_veh | 67,376 .0697281 .4179359 0 9 spec_use | 67,376 .1576229 3.745186 0 99 -------------+--------------------------------------------------------- emer_use | 67,376 .0135953 .3331872 0 9 rollover | 67,143 .2856292 .7666242 0 9 impact1 | 67,376 14.44645 20.19934 0 99 impact2 | 67,376 23.01311 31.40198 0 99 fire_exp | 67,376 .0288678 .1674363 0 1 -------------+--------------------------------------------------------- age | 73,073 56.11111 130.9157 0 999 sex | 73,073 1.433539 .96791 1 9 per_typ | 73,073 1.668906 1.192311 1 19 inj_sev | 73,073 2.518167 1.739478 0 9 seat_pos | 73,073 13.78233 11.88146 0 99 -------------+--------------------------------------------------------- rest_use | 73,073 19.33992 33.68362 0 99 rest_mis | 73,073 .6268937 2.144737 0 8 air_bag | 73,073 19.38189 31.53545 0 99 ejection | 73,073 1.367222 2.875367 0 9 ej_path | 73,073 .7671917 2.43124 0 9 -------------+--------------------------------------------------------- extricat | 73,073 .181435 .8520103 0 9 drinking | 73,073 3.994622 4.021443 0 9 alc_det | 73,073 7.776716 2.524613 1 9 alc_status | 73,073 1.279542 1.979341 0 9 atst_typ | 73,073 6.608994 23.28108 0 99 -------------+--------------------------------------------------------- alc_res | 73,073 61.58817 44.12434 0 99 drugs | 73,073 5.221121 3.893285 0 9 drug_det | 73,073 7.485665 1.687724 1 8 dstatus | 73,073 1.114105 2.002143 0 9 drugtst1 | 73,073 .7951911 1.751219 0 9 -------------+--------------------------------------------------------- drugtst2 | 73,073 .0554377 .3208936 0 9 drugtst3 | 73,073 .0265898 .219335 0 8 drugres1 | 73,073 102.53 267.6194 0 999 drugres2 | 73,073 22.76361 120.1838 0 998 drugres3 | 73,073 11.80432 92.35058 0 998 -------------+--------------------------------------------------------- hospital | 73,073 2.170514 2.460492 0 9 doa | 73,073 1.771284 3.053162 0 9 death_da | 73,073 56.28383 36.44132 1 99 death_mo | 73,073 52.37412 40.41545 1 99 death_yr | 73,073 5859.826 3416.868 2011 9999 -------------+--------------------------------------------------------- death_hr | 73,073 58.26539 37.73424 0 99 death_mn | 73,073 64.64337 31.7108 0 99 death_tm | 73,073 5891.183 3802.919 0 9999 lag_hrs | 73,073 610.9594 480.2797 0 999 lag_mins | 73,073 67.45747 40.60294 0 99 -------------+--------------------------------------------------------- p_sf1 | 73,073 .1842541 3.625761 0 99 p_sf2 | 73,073 .0586537 2.388648 0 99 p_sf3 | 73,073 .0555472 2.344389 0 99 cert_no | 0 work_inj | 73,073 5.117075 3.915308 0 9 -------------+--------------------------------------------------------- hispanic | 73,073 14.38377 31.97529 0 99 race | 73,073 10.40239 29.57236 0 99 location | 73,073 .8923132 4.195432 0 99 by Jean Roth , jroth@nber.org , 18 Apr 2016