|Commodity||Short tons||Percent of total|
|Chemicals excluding fertilizers||16,075,074||10.7|
|Primary metal products||13,941,477||9.3|
|Sand, gravel, shells, clay, salt, and slag||8,885,703||5.9|
|Iron ore, iron, and steel waste and scrap||4,633,224||3.1|
|Food and food products||4,583,538||3.0|
|Primary nonmetal products||3,958,414||2.6|
|Non-ferrous ores and scrap||3,052,060||2.0|
|Coal, lignite, and coal coke||2,983,463||2.0|
|Lumber, logs, wood chips, and pulp||8,000||<0.1|
|Unknown and not elsewhere classified products2||12,103,327||8.0|
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.wrsc.usace.army.mil/ndc/datapdom.htm as of Oct. 30, 2001.