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2003 Survey of Household Energy Use (SHEU) – Summary Report
Chart 37: Penetration Rate of Central and Window / Room Air-Conditioning Systems by Year of Construction
Year of Construction |
Central Air Conditioners (%) |
Window / Room Air Conditioners (%) |
Before 1946 |
16 |
22 |
1946-1969 |
27 |
18 |
1970-1979 |
24 |
16 |
1980-1989 |
29 |
11 |
1990-2003 |
34 |
11 |
|
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