congressional research service the library of congress crs report for received through web order code rl31849 energy useful facts and numbers updated january 10 2006 carol glover technical information specialist resources science industry division carl e behrens in policy summary supplies prices are a major economic factor united states markets volatile unpredictable both these reasons is frequent interest to this presents statistical view supply consumption various forms after an introductory overview aggregate detailed analysis trends statistics regarding specific sources oil electricity natural gas coal section on efficiency also presented depends largely data released annually by administration eia will be as new become available contacts area expertise name telephone introduction general 7 8303 larry kumins 7250 robert pirog 6847 taxes salvatore lazzari 7825 amy abel 7239 other conventional