TABLE 8-1 Percentage of Total Energy Use and Carbon Dioxide Emissions Attributable to Specific Applications in US Buildings in 2006 (DOE, 2010)

  Energy Use Carbon Dioxide Emissions
All Residential Commercial All Residential Commercial
Space heating 19.8 26.4 12.1 18.8 24.6 12.2
Lighting 17.7 11.6 24.8 18.1 12.0 25.2
Space cooling 12.7 13.0 12.6 13.0 13.4 12.5
Water heating 9.6 12.5 6.3 9.4 12.4 6.0
Electronics 7.8 8.1 7.5 8.0 8.4 7.6
Refrigeration 5.8 7.2 4.1 5.9 7.4 4.2
Cooking 3.4 4.7 2.0 3.4 4.7 1.9
Wet cleaninga 3.3 6.2 3.4 6.4
Mechanical ventilation 2.8 6.7 2.9 6.2
Computers 2.3 1.0 3.8 2.4 1.0 3.9
Other 8.5 3.6 13.2 8.4 3.8 12.6
Attributable to buildings but not directly to specific end uses 6.3 5.7 6.9 6.4 5.9 7.9

a Primarily automatic washers, dryers, and dishwashers.



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