|Current U.S. $ (millions)||Percent||Current U.S. $ (millions)||Percent||Current U.S. $ (millions)||Percent|
|Total, all modes||1,216,888||100.0||780,419||100.0||1,997,306||100.0|
|Other and unknown||56,982||4.7||60,873||7.8||117,855||5.9|
NOTES: Water: Excludes in-transit data (merchandise shipped from one foreign country to another via a U.S. water port).
Imports: Excludes imports valued at less than $1,250. Import value is based on U.S. general imports, customs value basis.
Exports: Excludes exports valued at less than $2,500. Export value is f.a.s. (free alongside ship) and represents the value of exports at the port of export, including the transaction price and inland freight, insurance, and other charges.
SOURCES: Compiled by U.S. Department of Transportation, Bureau of Transportation Statistics, July 2001.
Total, water, and air data: U.S. Department of Commerce, U.S. Census Bureau, Foreign Trade Division, U.S. Exports of Merchandise CD and U.S. Imports of Merchandise CD, December 2000.
Truck, rail, pipeline, and other and unknown data: U.S. Department of Transportation, Bureau of Transportation Statistics, Transborder Surface Freight Data, 2000, and special tabulations.