Notes and Sources

66.  All 2007 oil and natural gas supply and consumption figures are taken from Energy Information Administration, Annual Energy Review 2007, DOE/EIA-0384 (2007) (Washington, DC, June 2008), web site www. eia.doe.gov/emeu/aer/contents.html. 

67.  Crude oil and natural gas resource figures are those represented in NEMS, which are based on the most current U.S. Geological Survey and U.S. Minerals Management Service undiscovered resource estimates. They include proven crude oil and natural gas reserves as of January 1, 2007. 

68.  When the entire natural gas resource base in Alaska is included in the U.S. natural gas resource estimate, the total represents more than 75 years of domestic supply at 2007 consumption rates. 

69.  INGAA Foundation, Availability, Economics and Production Potential of North American Unconventional Natural Gas Supplies, F-2008-3, Table 32 (Washington, DC, November 2008). 

70.  Energy Information Administration, 2002 Manufacturing Energy Consumption Survey data, web site www.eia.gov/emeu/mecs, supplemented with other EIA industrial data. 

71.  S.C. Davis, S.W. Diegel, and R.G. Boundy, Transportation Energy Data Book: Edition 27, ORNL-6981 (Oak Ridge, TN, 2008), Table 2.5, web site http://cta.ornl. gov/data/index.shtml. 

72.  U.S. Department of Energy, Alternative Fuels Data Center, “Alternative Fueling Station Total Counts by State and Fuel Type,” web site www.afdc.energy. gov/afdc/fuels/stations_counts.html; and U.S. Census Bureau, “Industry Statistics Sampler, NAICS 4471, Gasoline Stations,” web site www.census.gov/econ/ census02/data/industry/E4471.HTM. Census Bureau numbers are based on the firm’s primary business function and do not include general retail establishments, like Walmart and Costco, that sell gasoline and diesel. NPN Magazine (web site www.npnweb.com), reports more than 160,000 U.S. service stations on its NPN MarketFacts 2008 Highlights page.