TABLE 1. Value and Weight of U.S. International Merchandise Freight: 2008

TABLE 1. Value and Weight of U.S. International Merchandise Freight: 2008

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  Total Exports Imports
Overall and Air Mode
Total U.S. trade by all modes (land, sea, air) ($ millions) 3,189,710 1,198,063 1,991,617
Total U.S. trade by air ($ millions) 805,574 388,347 417,227
Value of International Air Freight via Chicago, IL
Total air trade through Chicago, IL ($ millions) 97,180 35,822 61,358
Percent of total U.S. air freight value 12.1 9.2 14.7
Weight of International Air Freight
Total international air freight through U.S. gateways (short tons) 9,427,627 4,256,630 5,170,997
Total U.S. air freight via Chicago, IL (short tons) 625,357 304,492 320,865
Percent of total U.S. air freight weight 6.6 7.2 6.2

SOURCES: U.S. Department of Transportation (USDOT), Research and Innovative Technology Administration (RITA), Bureau of Transportation Statistics (BTS), based on data from multiple sources, July 20, 2009. Merchandise trade-U.S. Department of Commerce, U.S. Census Bureau, Foreign Trade Division, U.S. Exports and Imports of Merchandise, special tabulation, May 12, 2009. Air freight tonnage-USDOT, RITA, BTS, Form 41 Traffic-Segment Data, various years, as of July 20, 2009.