There were nearly 6,420,000 auto accidents in the United States in 2005. The financial cost of these crashes is more than 230 Billion dollars. 2.9 million people were injured and 42,636 people killed. About 115 people die every day in vehicle crashes in the United States — one death every 13 minutes.

http://www.car-accidents.com/pages/stats.html

Road traffic injuries are a major public health problem and a leading cause of
death, injury and disability around the world. Each year nearly 1.2 million people
die and millions more are injured or disabled as a result of road crashes, mostly in
the urban areas of developing countries. Road traffic injuries are the leading cause
of death globally for those between 10 and 24 years of age.

http://www.who.int/roadsafety/news/un_sg_report_2007_en.pdf