|Commodity||Short tons||Percent of total|
|Coal, lignite, and coal coke||12,351,382||55.0|
|Iron ore, iron, and steel waste and scrap||5,514,780||24.6|
|Food and food products||605,580||2.7|
|Unknown and not elsewhere classified products2||3,986,488||17.8|
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.