Table 25 U.S. Merchandise Trade with Canada and Mexico by Mode Share: 2003

Table 25 U.S. Merchandise Trade with Canada and Mexico by Mode Share: 2003

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Mode Value
U.S.-NAFTA trade, totala 100.0 100.0
Truck 64.2 30.4
Rail 15.2 17.2
Pipeline 5.1 12.9
Air 4.5 0.1
Water 6.0 39.2
Other and unknown 4.9 0.2
U.S.-NAFTA imports, total 100.0 100.0
Truck 57.8 21.7
Rail 19.2 18.5
Pipeline 8.7 17.8
Air 3.1 0.0
Water 8.0 41.8
Other and unknown 3.3 0.1
U.S.-NAFTA exports, totala 100.0 100.0
Truck 73.0 51.1
Rail 9.8 14.3
Pipeline 0.3 1.1
Air 6.4 0.1
Water 3.5 32.9
Other and unknown 7.0 0.5

a BTS estimated those weights for truck, rail, pipeline, and other and unknown based on value-to-weight ratios from the import data because export weights for surface modes are not currently reported. Weight for water and air exports and imports are from the U.S. Department of Commerce, U.S. Census Bureau.

Notes: Value based on millions of U.S. dollars; weight based on millions of short tons.

U.S.-NAFTA (North American Free Trade Agreement) refers to U.S. trade with Canada and Mexico, our partners in this agreement.

Sources: Compiled by U.S. Department of Transportation (USDOT), Bureau of Transportation Statistics (BTS). Water and air data-U.S. Department of Commerce, U.S. Census Bureau, Foreign Trade Division, U.S. Exports of Merchandise, CD-ROM and U.S. Imports of Merchandise, CD-ROM, December 2003. Total, truck, rail, pipeline, other and unknown data-USDOT, BTS, Transborder Surface Freight Data 2003; and special tabulation, October 2004.