The rate of serious violent crimes committed by youths has declined
Since 1980, the rate of serious violent crime by youths has declined by nearly 66 percent. In 2010, the rate was 9.5 crimes per 1,000 youths. However, the percentage of all serious violent crimes with youths as perpetrators has been more stable.
Serious violent crime among youths

Sources: Bureau of Justice Statistics, National Crime Victimization Survey, and Federal Bureau of Investigation, Uniform Crime Reporting Program, 2011.