Fast Answers - Find an answer or "Ask Us!" for sources.

Domestic data sources:

• Current consumption & Efficiency by US Energy Information Administration (May notice FAQs by the EIA. It poiints to more useful topical data sources.)
• Energy & Utilities by US Department of Commerce, US Census Bureau. It provides historical statistics.
• Energy Efficiency Portals by American Council for an Energy-Efficient Economy (This site provides rich information and data on energy efficiency. You may navigate or search within the site to locate needed information.)

International data sources: 

• ACEEE International Energy Efficiency Scorecard
• Statistical Review by BP.com (This site provides rich data and reports.)
• Energy Efficiency by International Energy Agency (or Select statistics for data sets)
• Energy > Data by Eurostat, European Commission
• Countries by US Energy Information Administration (Select Overview, Data, Reports, or Analysis Briefs for needed information or data.)

Energy efficiency indicators:

• Energy Efficiency Indicators for Public Electricity Production from Fossil Fuels (PDF)
• More