NOTES:
These data reflect U.S. import and export trade with Canada and Mexico.
Weights of export shipments by land modes are estimates from the Bureau of
Transportation Statistics.
*"Nuclear reactors and parts" is a very small portion of trade
under this commodity grouping (HS 84).
The majority of trade for this commodity is computer-related machinery
and parts.
SOURCE: U.S. Department of Transportation, Research and
Innovative Technology Administration, Bureau of Transportation Statistics,
Transborder Freight Data, as of May 2005.
