| Type | Variable | Value | Description | Freeway | |
| Count | Percent | ||||
| Categorical | Injury Level | 1 | No Injury | 20,655 | 45.1% |
| 2 | Possible Injury | 11,552 | 25.2% | ||
| 3 | Non-Incapacitating Injury | 8864 | 19.4% | ||
| 4 | Incapacitating Injury | 4055 | 8.9% | ||
| 5 | Fatal Injury | 672 | 1.5% | ||
| Dummy | Area | 1 | Rural | 5009 | 10.9% |
| 0 | Urban | 40,789 | 89.1% | ||
| Alcohol Drug | 1 | Alcohol or Drug Influenced | 7297 | 15.9% | |
| 0 | No Alcohol or Drug Influenced | 38,501 | 84.1% | ||
| Light | 1 | Street Light | 28,355 | 61.9% | |
| 0 | No Street Light | 12,434 | 27.1% | ||
| Rain | 1 | If it was raining | 6821 | 14.9% | |
| 0 | Otherwise | 38,977 | 85.1% | ||
| Fog | 1 | If it was foggy | 297 | 0.6% | |
| 0 | Otherwise | 45,501 | 99.4% | ||
| Road Wet | 1 | If crash was on the wet or slippery road | 10,689 | 23.3% | |
| 0 | Otherwise | 35,109 | 76.7% | ||
| Divided | 1 | If the road is divided | 39,267 | 85.7% | |
| 0 | Otherwise | 6531 | 14.3% | ||
| Road Defect | 1 | If the road has defect | 3039 | 6.6% | |
| 0 | Otherwise | 42,759 | 93.4% | ||
| Vision Not Block | 1 | If vision is not blocked | 43,590 | 95.2% | |
| 0 | If vision is blocked | 2208 | 4.8% | ||
| Single_Vehicle | 1 | Single Vehicle Crash | 14,149 | 30.9% | |
| 0 | Multi Vehicles Crash | 31,649 | 69.1% | ||
| Rear end | 1 | If 1st harmful event is reared | 14,707 | 32.1% | |
| 0 | Otherwise | 31,091 | 67.9% | ||
| Head On | 1 | If 1st harmful event is head-on | 942 | 2.1% | |
| 0 | Otherwise | 44,856 | 97.9% | ||
| Angle | 1 | If 1st harmful event is angle | 5800 | 12.7% | |
| 0 | Otherwise | 39,998 | 87.3% | ||
| Left Turn | 1 | If 1st harmful event is left turn | 1699 | 3.7% | |
| 0 | Otherwise | 44,099 | 96.3% | ||
| Right Turn | 1 | If 1st harmful event is right turn | 265 | 0.6% | |
| 0 | Otherwise | 45,533 | 99.4% | ||
| Side Swipe | 1 | If 1st harmful event is sideswipe | 4440 | 9.7% | |
| 0 | Otherwise | 41,358 | 90.3% | ||
| Fixed Object | 1 | If 1st harmful event is collision with fixed | 10,658 | 23.3% | |
| 0 | Otherwise | 35,140 | 76.7% | ||
| Automobile | 1 | If crash involved in auto | 33,776 | 73.7% | |
| 0 | Otherwise | 12,022 | 26.3% | ||
| Truck Bus | 1 | If crash involved in truck or bus | 11,015 | 24.1% | |
| 0 | Otherwise | 34,783 | 75.9% | ||