|Commodity||Short tons||Percent of total|
|Chemicals excluding fertilizers||59,316||0.3|
|Primary nonmetal products||58,713||0.3|
|Food and food products||48,855||0.3|
|Coal, lignite, and coal coke||14,489||<0.1|
|Sand, gravel, shells, clay, salt, and slag||6,212||<0.1|
|Lumber, logs, wood chips, and pulp||5,536||<0.1|
|Primary metal products||3,667||<0.1|
|Unknown and not elsewhere classified products2||11,486,908||66.7|
1 "Domestic" includes intrastate shipments.
2 To 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.iwr.usace.army.mil/ as of Oct. 30, 2001.