
Figure 20.2. |
Percentage of public schools that used selected safety and security measures: Various school years, 1999—2000 through 2009—10 |
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1 For example, locked or monitored doors. 2 One or more cameras. NOTE: Responses were provided by the principal or the person most knowledgeable about crime and safety issues at the school. Respondents were instructed to respond only for those times that were during normal school hours or when school activities or events were in session, unless the survey specified otherwise. SOURCE: U.S. Department of Education, National Center for Education Statistics, 1999—2000, 2003—04, 2005—06, 2007—08, and 2009—10 School Survey on Crime and Safety (SSOCS), 2000, 2004, 2006, 2008, and 2010. |