|Commodity||Short tons||Percent of total|
|Sand, gravel, shells, clay, salt, and slag||6,952,322||29.0|
|Primary nonmetal products||1,553,066||6.5|
|Food and food products||1,409,890||5.9|
|Chemicals excluding fertilizers||854,510||3.6|
|Primary metal products||491,042||2.0|
|Lumber, logs, wood chips, and pulp||394,570||1.6|
|Non-ferrous ores and scrap||54,570||0.2|
|Iron ore, iron, and steel waste and scrap||376||<0.1|
|Coal, lignite, and coal coke||182||<0.1|
|Unknown and not elsewhere classified products2||2,401,811||10.0|
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.