In 2007, Missouri had a total of 166,052 traffic crashes. The economic loss associated with the crashes was estimated at $3,508,413,000. In these crashes, 0.5 percent (900) involved 1 or more persons being killed in the incident. In addition, 24.7 percent (40,981) involved no persons being killed but 1 or more persons being injured in the incident. In 2007, a total of 992 persons died in traffic crashes in the State. One person was killed every 8.8 hours. The death rate (the number of deaths per 100 million miles of travel) was 1.4 in 2007. In 2006, the death rate was 1.6. A total of 60,000 persons were injured in traffic crashes in 2007; 1 person was injured every 8.8 minutes. Data are provided to identify causal factors or characteristics of traffic crashes in the State that directly impact the frequency of occurrence or personal death and injury severity levels. These data pertain to speed involvement; driving while under the influence of an alcoholic beverage; the involvement of young drivers (under the age of 21); the involvement of older drivers (ages 55 and older); involvement of commercial motor vehicles; motorcycle involvement; school bus involvement; bicycle involvement; pedestrian involvement; fixed object involvement; hazardous material involvement; construction/other work zone involvement; and seat-belt usage. The primary source of data for this report is the Statewide Traffic Accident Records System maintained by the Missouri State Highway Patrol. Extensive tables and figures