15,147: Number of lives saved in the U.S. by the use of seat belts in motor vehicles

2,788: Lives saved by frontal air bags

1,784: Lives saved by motorcycle helmets

826: Lives (ages 18 to 20) saved by 21-year-old minimum drinking age laws

382: Lives (ages 4 and younger) saved by child restraints

Source: The National Highway Traffic Safety Administration’s National Center for Statistics and Analysis, www.nhtsa.dot.gov