Data for Figure 10,,,,,,,,,,,,,,
U.S. Air Freight Domestic and International Revenue Ton-Miles: 1980 - 2004,,,,,,,,,,,,,,
(Billions),,,,,,,,,,,,,,
,1980,1990,1995,2000,2001,2002,2003,2004,,,,,,
Domestic  freight ton-miles,4.5,9.1,12.5,15.0,13.1,13.9,15.2,16.9,,,,,,
Internationl freight ton-miles,3.4,7.3,10.9,15.9,14.9,16.7,18.3,20.3,,,,,,
Total freight ton-miles,7.9,16.5,23.4,30.9,28.0,30.6,33.5,37.3,,,,,,
"
NOTE: The air ton-miles for U.S. imports and exports are from air cargo handled at U.S. airports by U.S. and foreign air carriers.",,,,,,,,,,,,,,
"SOURCE: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, based on Office of Airline Information data in National Transportation Statistics 2005 online version, available at http://www.bts.gov/publications/national_transportation_statistics/ as of September 2005. ",,,,,,,,,,,,,,