Historical Average Weekly Coal Commodity Spot Prices (Dollars per Short Ton) Business Week Ended October 31, 2008 <img src=http://www.eia.doe.gov/cneaf/coal/page/coalnews/wklyspot.jpg> <a href="http://www.eia.doe.gov/cneaf/coal/page/coalnews/coalmar.html" target="_blank">http://www.eia.doe.gov/cneaf/coal/page/coalnews/coalmar.html</a>