Based on the latest statistics compiled by the Federal Bureau of Investigation (FBI), the national violent crime arrest rate declined 38 percent overall between 1988 and 2018, but the steepest declines were observed among youth ages 10 to 14 (–53%) and 15 to 17 (–54%). The arrest rate for 18-20 year-olds dropped 47 percent while the arrest rates for adults ages 21-24 and 25-49 declined 42 percent and 23 percent, respectively.
Butts, Jeffrey A. (2013). Crime Drop II – Young People are Leading the Newest Violent Crime Decline. Research and Evaluation Data Bits [2013-02]. New York, NY: Research and Evaluation Center, John Jay College of Criminal Justice, City University of New York. During the 1980s and early 1990s, increasing numbers of arrests among juveniles and older youth were [...]