There are many resources available that deal with the subject of distracted driving. Here are just a few:
The Centers for Disease Control (CDC) Distracted Driving | Motor Vehicle Safety | CDC Injury Center
AAA Teen Driving research, by state: AAA Teen Driver Safety Research – Nebraska
Children’s Hospital of Philadelphia Research Institute: Teen Driver Statistics| Teen Driver Source
Insurance Institute for Highway Safety: Teenagers (iihs.org)
National Highway Traffic Safety Administration (NHTSA) Teen Driving