|Category||Number of incidents|
|Off-airport facility attacks||13|
|Attacks on general aviation||13|
|Shootings at aircraft||10|
1 Unlike a hijacking, which occurs in flight, a commandeering occurs when the aircraft is on the ground.
SOURCE: U.S. Department of Transportation, Federal Aviation Administration, Office of Civil Aviation Security, Criminal Acts Against Civil Aviation (Washington, DC: 2001), also available at http://cas.faa.gov/crimacts/, as of June 2002.