eia.doe.gov/emeukbecskbecs2003/detailed_tables 2003/detailed tables 2003. html?featureclicked=i8c#enduseo3 U.S. Environmental Protection Agency. "ENERGY STAR Office Equipment." http://www. enerastar.gov/index.cfm?c=ofc equip.pr office equipment 2007 CCAP update for Factoid Workbook and ENERGY STAR Factoid Worksheet for 20