http://ojjdp.ncjrs.gov/ojstatbb/nr2006/index.html
Snyder, H., and Sickmund, M.
"Presents comprehensive information on juvenile crime, violence, and victimization and on the juvenile justice system. This OJJDP National Report brings together the latest available statistics from a variety of sources and includes numerous tables, graphs, and maps, accompanied by analyses in clear, nontechnical language. "
PDF - http://ojjdp.ncjrs.gov/ojstatbb/nr2006/downloads/NR2006.pdf