* The United States lost 27 airplanes and five helicopters in combat during Operation Desert Storm.
Non-combat causes, including mechanical problems, damaged or destroyed eight airplanes and 14 helicopters.
* At least 33 crew members died in these incidents.
The nine confirmed U.S. prisoners taken by Iraq were downed pilots or aircraft crew members.
Most aircraft lost in combat were designed for close support of ground troops or for challenging tanks.
Several reconnaissance and observation airplanes and helicopters also were lost.