Figure 6: Top Commodities' Share of U.S. Merchandise Surface Trade with Canada and Mexico by Value: 2004
NOTE: Commodity code is the Harmonized Schedule (HS) for internationally traded commodities.
*"Nuclear reactors and parts" is a very small portion of trade under this commodity gouping (HS 84). The majority of trade for this commodity is computer-related machinery and parts.
**"Special classification provisions" is primarily made up of U.S. goods exported and returned without having been improved in value or condition for imports and an estimate of low value shipments for exports.
SOURCE: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, Transborder Freight Data, as of April 2005.