Figure 21.1. |
Percentage of students ages 12–18 who reported selected security measures at school: Various years, 1999–2007 |
| 1 Data for 1999 are not available. |
NOTE: "At school" includes the school building, on school property, on a school bus, and, from 2001 onward, going to and from school. In 2005 and 2007, the unit response rate for this survey did not meet NCES statistical standards. For more information, please see appendix A  (301 KB). |
| SOURCE: U.S. Department of Justice, Bureau of Justice Statistics, School Crime Supplement (SCS) to the National Crime Victimization Survey, various years, 1999–2007. |
