http://www.missingkids.org/missingkids/servlet/ResourceServlet?LanguageCountry=en_US&PageId=2018
National Center for Missing & Exploited Children
"'This groundbreaking national survey of law enforcement estimated the number of arrests for child-pornography possessors in Internet-related crimes and described the characteristics of the offenders, the crimes they committed, and their victims. It was produced in cooperation with OJJDP (Office of Juvenile Justice and Delinquency Prevention) the University of New Hampshire's Crimes against Children Research Center.'"
Study - PDF - http://www.missingkids.org/en_US/publications/NC144.pdf
