Table 2. Type of Air-Conditioning Equipment by Census Region and Survey Year
                           (percent of households)
 
Survey Year
 		  Number of Households
(million) 		  Percent With Central Air-Conditioning  
Percent With Window/Wall Air-Conditioning 		 
Percent With No Air-Conditioning
National
  1978 76.6 23.0 32.8 44.2
  1979 77.5 24.1 30.7 45.1
  1980 81.6 27.2 30.0 42.8
  1981 83.1 26.9 31.3 41.8
  1982 83.8 27.9 30.2 41.9
  1984 86.3 29.7 29.9 40.4
  1987 90.5 33.9 29.8 36.4
  1990 94.0 38.9 28.8 32.3
  1993 96.6 43.5 24.9 31.6
  1997 101.5 47.1 25.4 27.5
Census Region
Northeast
  1978 17.4 9.0 36.4 54.6
  1979 17.2 8.4 35.8 55.8
  1980 17.7 10.7 38.6 50.8
  1981 17.9 9.6 39.3 51.1
  1982 18.0 12.0 40.2 47.9
  1984 18.3 10.8 39.9 49.2

  1987

19.0 15.7 38.8 45.5
  1990 19.2 16.5 39.4 44.1
  1993 19.5 20.2 37.8 42.0
  1997 19.7 22.2 41.0 36.7
Midwest
  1978 20.6 24.7 34.9 40.3
  1979 20.7 27.5 32.1 40.4
  1980 21.1 26.2 32.1 41.7
  1981 21.2 26.3 34.3 39.4
  1982 21.3 27.4 30.2 42.4
  1984 21.6 27.2 32.6 40.2
  1987 22.3 32.4 35.5 32.1
  1990 23.1 39.9 33.6 26.5
  1993 23.3 46.3 27.2 26.5
  1997 24.1 51.4 26.8 21.8
South
  1978 24.6 36.9 37.7 25.5
  1979 24.9 38.5 33.8 27.7
  1980 27.0 41.4 32.7 26.0
  1981 27.7 42.6 34.0 23.4
  1982 28.1 42.1 33.7 24.2
  1984 29.3 47.3 29.8 22.8
  1987 30.9 52.3 29.9 17.9
  1990 32.3 59.0 28.2 12.9
  1993 33.5 65.1 24.1 10.8
  1997 35.9 69.7 23.2 7.0
West
  1978 14.0 13.5 16.7 69.7
  1979 14.7 13.5 17.6 68.9
  1980 16.0 22.9 13.2 63.9
  1981 16.3 20.0 14.1 65.9
  1982 16.5 21.6 13.3 65.1
  1984 17.1 23.1 15.7 61.3
  1987 18.3 23.7 13.2 63.2
  1990 19.4 26.7 13.6 59.7
  1993 20.4 27.2 11.2 61.6
  1997 21.8 27.6 13.2 59.1
     Source: Energy Information Administration, 1978-1982, 1984, 1987, 1990, 1993, and 1997 Residential Energy Consumption Surveys (RECS).

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Recs AC Trends

Released date: August 2, 2000
File Last Modified: July 24, 2000

Robert Latta
Author
 
 
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