1 Includes other sectors not shown separately.
2 Based on the GDP implicit price deflator.Source: U.S. Energy Information Administration, Annual Energy Review.

http://www.eia.doe.gov/fueloverview.htmlAverage Revenue per Kilowatthour: The averagerevenue per kilowatthour of electricity sold by sector(residential, commercial, industrial, or other) and geo-graphic area (State, Census division, and national), isIt can be calculated by dividing the total monthly revenue by thecorresponding total monthly sales for each sector andgeographic area.

Commercial: The commercial sector is generally defined nonmanufacturing business establishments, includinghotels, motels, restaurants, wholesale businesses, retail stores, and health, social, and educational institutions.The utility may classify commercial service as all con-sumers whose demand or annual use exceeds some specified limit. The limit may be set by the utility basedon the rate schedule of the utility.

Electric Utility: A corporation, person, agency, authority,or other legal entity or instrumentality that owns and/oroperates facilities within the United States, its territories,or Puerto Rico for the generation, transmission, distri-bution,or sale of electric energy primarily for use by thepublic and files forms listed in the Code of FederalRegulations, Title 18, Part 141. Facilities that qualify ascogenerators or small power producers under the PublicUtility Regulatory Policies Act (PURPA) are notconsidered electric utilities.

Industrial: The industrial sector is generally defined asmanufacturing, construction, mining agriculture, fishingand forestry establishments Standard Industrial Class-ification (SIC) codes 01-39. The utility may classifyelectric service using the SIC codes, or based ondemand or annual usage exceeding some specified limit.The limit may be set by the utility based on the ratewatthours (Wh).

Residential: The residential sector is defined as private household establishments which consume energy primarilyfor space heating, water heating, air conditioning,lighting, refrigeration, cooking and clothes drying. Theclassification of an individual consumer's account, wherethe use is both residential and commercial, is based onprincipal use. For the residential class, do not duplicateconsumer accounts due to multiple metering for specialservices (water, heating, etc.). Apartment houses are alsoincluded.

Retail: Sales covering electrical energy supplied forresidential, commercial, and industrial end-use purposes.Other small classes, such as agriculture and street lighting,also are included in this category.

Revenue: The total amount of money received by a firmfrom sales of its products and/or services, gains from thesales or exchange of assets, interest and dividends earnedon investments, and other increases in the owner's equityexcept those arising from capital adjustments.

Watthour (Wh): An electrical energy unit of measureequal to 1 watt of power supplied to, or taken from, anelectric circuit steadily for 1 hour.