|All commercial aircraft||Major airlines aircraft||Major airlines share of commercial aircraft (%)|
NOTES: Large Certificated Air Carriers include Major, National, Large Regional, and Medium Regional airlines. Average aircraft age is based on the year that an aircraft was delivered to the original owner from the manufacturer and does not refl ect the age of the engines or other parts that may have been replaced more recently. Commercial aircraft are aircraft of air carriers providing scheduled or nonscheduled passenger or freight service, including commuter and air taxi on-demand services. Major airlines includes only airlines with total operating revenues greater than $1 billion annually. In 2006, they were Abx Air, AirTran Airways, Alaska Airlines, American Airlines, America West Airlines, American Eagle Airlines, ATA Airlines, Atlantic Southeast Airlines, Comair, Continental Air Lines, Delta Air Lines, Expressjet Airlines, Federal Express, JetBlue Airways, Mesa Airlines, Northwest Airlines, Skywest Airlines, Southwest Airlines, United Air Lines, United Parcel Service, and US Airways.
SOURCE: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, calculations using data from U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, Form 41, Schedule B-43, 1995-2006.