|Commodity||Short tons||Percent of total|
|Sand, Gravel, Shells, Clay, Salt, and Slag||1,538,548||9.4|
|Food and Food Products||109,792||0.7|
|Chemicals excluding Fertilizers||83,729||0.5|
|Primary Non-Metal Products||37,113||0.2|
|Lumber, Logs, Wood Chips, and Pulp||15,683||0.1|
|Primary Metal Products||4,698||0.0|
|Unknown and Not Elsewhere Classified Products2||1,310,521||8.0|
1Domestic includes intrastate shipments.
2To protect confidentiality, if three or more vessel operating companies do not carry a particular commodity from a state of origin to a state of destination, then that commodity is reclassified to "unknown and not elsewhere classified products."
SOURCE FOR DATA ON THIS PAGE: U.S. Army Corps of Engineers, Waterborne Commerce Statistics Center, State to State and Region to Region Commodity Tonnages, Public Domain database, available at http://www.wrsc.usace.army.mil as of Oct. 30, 2001.