Read the information at the following sites:
http://www.ojjdp.gov/ojstatbb/njcda/pdf/jcs2010.pdf pages 81-85. But you can look at other information on the site if you are interested.
Summarize (NOT COPY) and do an analysis of the information you read on the two sites listed above.
Your original post must be 250-300 words in order to adequately establish and support your analysis.