|United States, total||U||1,703||1,742||1,991||2,310||2,350|
KEY FOR DATA ON THIS PAGE: U = data are unavailable.
NOTE FOR DATA ON THIS PAGE: The data for incoming trucks will exceed the data for truck containers loaded and empty because the data for trucks include all incoming trucks regardless of whether or not they are carrying a container.
SOURCE FOR DATA ON THIS PAGE: U.S. Department of Transportation, Bureau of Transportation Statistics, special tabulation, April 2002. Based on the following primary data source: U.S. Department of Treasury, U.S. Customs Service, Office of Field Operations, Operations Management Database, special tabulation, Washington, DC: 2001.