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EIA Home > Commercial > Special Topics > 1999 Building Activities > Mercantile > Equipment Table

Buildings, Size and Age Data by Equipment Types for Mercantile Buildings
Number of Buildings (thousand)
Percent of Buildings
Floorspace (million square feet)
Percent of Floorspace
Square Feet per Building (thousand)
Median Age of Building (years)
 
All Mercantile Buildings
667
100
10,398
100
15.6
36.5
 
Heating Equipment (more than one may apply)
Heat Pumps
53
8
1,340
13
25.2
18.5
Furnaces
221
33
2,234
21
10.1
44.5
Individual Space Heaters
116
17
2,448
24
21.0
34.5
District Heat
Q
Q
Q
Q
Q
Q
Boilers
65
10
1,291
12
20.0
45.5
Packaged Heating Units
255
38
6,664
64
26.2
24.5
Other
36
5
701
7
19.4
49.5
 
Main Heating Equipment
Heat Pumps
27
4
446
4
16.7
27.5
Furnaces
215
32
1,775
17
8.2
45.5
Individual Space Heaters
64
10
479
5
7.5
45.5
District Heat
Q
Q
Q
Q
Q
Q
Boilers
60
9
813
8
13.6
45.5
Packaged Heating Units
233
35
5,879
57
25.2
23.5
Other
27
4
449
4
16.4
49.5
 
Cooling Equipment (more than one may apply)
Residential-Type Central Air Conditioners
87
13
1,043
10
12.0
46.5
Heat Pumps
54
8
1,296
12
24.1
18.5
Individual Air Conditioners
164
25
1,441
14
8.8
45.5
District Chilled Water
Q
Q
Q
Q
Q
Q
Central Chillers
4
1
1,278
12
299.6
32.5
Packaged Air Conditioning Units
370
56
8,019
77
21.7
27.5
Swamp Coolers
26
4
387
4
14.9
29.5
Other
Q
Q
Q
Q
Q
Q
 
Main Cooling Equipment
Residential Type A/C Units
84
13
632
6
7.5
46.5
Heat Pumps
40
6
451
4
11.2
24.5
Individual Air Conditioners
146
22
942
9
6.5
45.5
District Chilled Water
Q
Q
Q
Q
Q
Q
Central Chillers
3
0
780
8
260.3
32.5
Packaged A/C Units
336
50
7,225
69
21.5
24.5
Swamp Coolers
Q
Q
Q
Q
Q
Q
Other
Q
Q
Q
Q
Q
Q
 
Main Equipment Replaced Since 1995 (more than one may apply)
Heating
159
24
3,156
30
19.8
41.5
Cooling
231
35
3,589
35
15.5
40.5
 
Lighting Equipment Types (more than one may apply)
Incandescent
346
52
5,586
54
16.1
36.5
Standard Fluorescent
614
92
9,824
94
16.0
38.5
Compact Fluorescent
86
13
2,793
27
32.5
19.5
High Intensity Discharge
40
6
2,494
24
62.1
14.5
Halogen
97
14
3,058
29
31.6
33.5
Other
Q
Q
327
3
Q
13.5
 
Water Heating Equipment
Centralized System
326
49
4,306
41
13.2
38.5
Distributed System
98
15
3,088
30
31.6
23.5
Combination of Centralized and Distributed System
15
2
1,303
13
88.8
19.5
 
Commercial Refrigeration Equipment (more than one may apply)
Any Equipment
178
27
5,600
54
31.4
24.5
Walk-In Units
127
19
4,424
43
34.8
29.5
Cases or Cabinets
168
25
5,217
50
31.1
23.5
None
489
73
4,798
46
9.8
40.5
 
Personal Computers
None
177
27
1,096
11
6.2
44.5
1 to 4
322
48
2,708
26
8.4
40.5
5 to 9
75
11
1,260
12
16.8
23.5
10 to 19
52
8
1,805
17
34.4
18.5
20 to 49
31
5
1,498
14
48.1
14.5
50 to 99
6
1
733
7
124.9
18.5
100 to 249
2
0
824
8
376.1
18.5
250 or More
0
0
474
5
1075.8
18.5
 
Photocopiers
None
449
67
3,913
38
8.7
40.5
One
142
21
2,158
21
15.2
29.5
2 to 4
54
8
2,142
21
39.5
14.5
5 to 9
15
2
771
7
Q
23.5
10 or More
6
1
1,413
14
228.1
20.5
 
Other Electronic Equipment (more than one may apply)
Laser Printers
304
46
7,362
71
24.2
30.5
FAX Machines
512
77
9,408
90
18.4
34.5
 
Energy-Related Space Functions (more than one may apply)
Commercial Food Preparation
91
14
4,982
48
54.6
22.5
Activities with Large Amounts of Hot Water
65
10
3,163
30
48.4
23.5
Q=Data withheld because the Relative Standard Error (RSE) was greater than 50 percent, or fewer than 20 buildings were sampled.
Source: Energy Information Administration, 1999 Commercial Buildings Energy Consumption Survey.

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Release date: July 24, 2002
Page last modified: January 16, 2003 11:43 AM
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