|School safety and security measure||1999–2000||2003–04||2005–06|
|Controlled access during school hours|
|Buildings (e.g. locked or monitored doors)||74.6||83.0||84.9|
|Grounds (e.g. locked or monitored gates)||33.7||36.2||41.1|
|Closed the campus for most students during lunch||64.6||66.0||66.1|
|Drug testing and tobacco use|
|Students in extracurricular activities other than athletics||—||2.6||3.4|
|Any other students||—||—||3.0|
|Prohibited all tobacco use on school grounds||90.1||88.8||90.3|
|Required to wear badges or picture IDs|
|Faculty and staff||25.4||48.0||47.8|
|Metal detector checks on students|
|Required to pass through daily||0.9||1.1||1.1|
|Sweeps and technology|
|Random dog sniffs to check for drugs1||20.6||21.3||23.0|
|Random sweeps for contraband1,2||11.8||12.8||13.1|
|Used security cameras to monitor school1||19.4||36.0||42.8|
|Provided telephones in most classrooms||44.6||60.8||66.8|
|Provided two-way radios||—||71.2||70.8|
|Sign-in or check in||96.6||98.3||97.6|
|Pass through metal detectors||0.9||0.9||1.0|
|Required students to wear uniforms||11.8||13.8||13.8|
|Enforced a strict dress code||47.4||55.1||55.3|
|School supplies and equipment|
|Required clear book bags or banned book bags on school grounds||5.9||6.2||6.4|
|Provided school lockers to students||46.5||49.5||50.6|
— Not available.
1 One or more check or sweep.
2 For example, drugs or weapons. Does not include dog sniffs.
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. Population sizes of public schools are 82,000 in 1999–2000, 80,500 in 2003–04, and 83,200 in 2005–06.
SOURCE: U.S. Department of Education, National Center for Education Statistics, 1999–2000, 2003–04, and 2005–06 School Survey on Crime and Safety (SSOCS), 2000, 2004, and 2006.