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A monthly compendium of facts and figures Approximate percentage of energy consumption in U.S. commercial buildings used for lighting: 40www.aceee.org/press/op-eds/op-ed5.htm Average annual electrical bill for the United States attributable to lighting systems: $75 billionwww.buildingteam.com/applic/articles/c98e078.

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A monthly compendium of facts and figures

• Approximate percentage of energy consumption in U.S. commercial buildings used for lighting: 40
  www.aceee.org/press/op-eds/op-ed5.htm

• Average annual electrical bill for the United States attributable to lighting systems: $75 billion
  www.buildingteam.com/applic/articles/c98e078.asp

• Number of companies that manufacture commercial, industrial or institutional lighting fixtures: 323
  www.census.gov/prod/ec97/97m3351c.pdf