accidents are caused by what percentages
2009 Teen Driver Car Accident Statistics. 1  3,214 teens ages 15 to 19 were killed in car accidents. 2  196,000 teens were injured. 3  Young drivers between 15- and 20-years-old accounted for 6.4% (13.3 million) of total drivers on the road.  11% of the drivers involved in fatal crashes were between the ages of 15 and 20.