Table 3-14: Domestic Waterborne Shipments to Arkansas by Commodity: 20001,, Commodity,Short tons,Percent of total Total,"6,912,272",100.0 "Sand, gravel, shells, clay, salt, and slag","2,458,465",35.6 "Iron ore, iron, and steel waste and scrap","1,449,806",21.0 Primary metal products,"1,277,702",18.5 Chemical fertilizers,"541,358",7.8 Food and food products,"156,950",2.3 Petroleum products,"129,476",1.9 Chemicals excluding fertilizers,"91,230",1.3 "Coal, lignite, and coal coke","29,217",0.4 Non-ferrous ores and scrap,"19,000",0.3 Unknown and not elsewhere classified products2,"759,068",11.0 "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.iwr.usace.army.mil/ as of Oct. 30, 2001.",,