NOTE: These data reflect U.S. import and export trade
with Canada and Mexico. Commodity code
is the Harmonized Schedule (HS) for internationally traded commodities.
* "Nuclear reactors" is a
very small portion of trade under this commodity grouping (HS 84). The majority of trade for this category 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 2006
