Bureau of Transportation Statistics (BTS)
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Table 3-12: Domestic Waterborne Shipments Originating in Tennessee by Commodity: 20001

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Commodity Short tons Percent of total
Total 10,720,900 100.0
Sand, gravel, shells, clay, salt, and slag 3,879,722 36.2
Food and food products 3,347,063 31.2
Petroleum products 2,755,233 25.7
Iron ore, iron, and steel waste and scrap 526,313 4.9
Chemical fertilizers 89,201 0.8
Primary metal products 63,418 0.6
Chemicals excluding fertilizers 55,891 0.5
Primary nonmetal products 4,059 0.0
Unknown and not elsewhere classified products2 1,912,116 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.iwr.usace.army.mil/ as of Oct. 30, 2001.