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 SFO, CA
Total air trade through SFO, CA ($ millions) 52,758 26,598 26,161
Percent of total U.S. air freight value 6.5 6.8 6.3
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 SFO, CA (short tons) 259,126 140,758 118,368
Percent of total U.S. air freight weight 2.7 3.3 2.3

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.