Transportation

Major Forms of Transportation (2004)
Passenger Car - 136,431,000. Motorcycle - 5,781,000. Vans, Pickups, SUVs - 91,845,000. Trucks - 8,171,000. Bus - 795,000. [All are registered vehicles]

Air Travel
Total Airports (2004) - 19,820. Airports, Passengers Enplaned (2004) - 652,712,000. Total Licensed Pilots - 612,000. Women Pilots - 34,000. General Aviation (Private) Aircraft - 218,000. Airliners - 7,900.

Railroads
Railroads (2004) - 980,781,000 (miles of track). Commuter Rail Cars and Locomotives - 5,959,000. Motor Bus - 77,328,000. Light Rail Cars - 1,482,000. Heavy Rail Cars - 10,754,000. Trolley Bus - 672,000.

Other Modes
Passenger Transit (2004): Buses - 81,033. Heavy Railcars - 10,858. Light Railcars - 1,622. Commuter Railcars - 6,228.