"This report provides nationally representative data on public school safety and discipline for the 2013-14 school year. The National Center for Education Statistics (NCES) previously collected data on this topic in the School Survey on Crime and Safety (SSOCS), which was last conducted in the 2009-10 school year (Neiman 2011). This report presents results from the survey, 'School Safety and Discipline: 2013-14', which collected information on specific safety and discipline plans and practices, training for classroom teachers and aides related to school safety and discipline issues, security personnel, frequency of specific discipline problems, and number of incidents of various offenses."
Report No. NCES 2015-051
National Center for Education Statistics: http://www.nces.ed.gov/