|Commodity||Short tons||Percent of total|
|Coal, lignite, and coal coke||22,852,745||47.0|
|Iron ore, iron, and steel waste and scrap||3,407,041||7.0|
|Sand, gravel, shells, clay, salt, and slag||3,357,705||6.9|
|Food and food products||2,404,930||4.9|
|Lumber, logs, wood chips, and pulp||2,352,337||4.8|
|Primary metal products||2,235,774||4.6|
|Chemicals excluding fertilizers||2,151,534||4.4|
|Primary nonmetal products||986,733||2.0|
|Non-ferrous ores and scrap||323,964||0.7|
|Unknown and not elsewhere classified products2||5,374,118||11.1|
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.