|Commodity||Short tons||Percent of total|
|Food and food products||4,319,429||6.4|
|Chemicals excluding fertilizers||4,056,569||6.0|
|Sand, gravel, shells, clay, salt, and slag||2,264,124||3.4|
|Primary metal products||1,568,990||2.3|
|Primary nonmetal products||1,525,819||2.3|
|Lumber, logs, wood chips, and pulp||163,893||0.2|
|Iron ore, iron, and steel waste and scrap||73,215||0.1|
|Coal, lignite, and coal coke||37,498||<0.1|
|Non-ferrous ores and scrap||30,619||<0.1|
|Unknown and not elsewhere classified products2||12,544,302||18.7|
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.