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Table B35. Percent of floorspace cooled, number of buildings and floorspace, 2012

Released: May 2016

Number of buildings (thousand) Total floorspace (million square feet)
  All
buildings		 Not cooled 1 to 50
percent
cooled		 51 to 99
percent
cooled		 100 percent
cooled		 All
buildings		 Not cooled 1 to 50
percent
cooled		 51 to 99
percent
cooled		 100 percent
cooled
All buildings 5,557 1,096 1,173 897 2,391 87,093 7,799 18,891 22,728 37,676
Building floorspace (square feet)                    
1,001 to 5,000 2,777 716 465 310 1,286 8,041 1,917 1,430 935 3,759
5,001 to 10,000 1,229 225 308 236 459 8,900 1,596 2,249 1,738 3,316
10,001 to 25,000 884 110 248 173 352 14,105 1,747 3,943 2,766 5,648
25,001 to 50,000 332 30 89 76 137 11,917 1,105 3,123 2,679 5,011
50,001 to 100,000 199 13 36 58 92 13,918 849 2,489 4,077 6,503
100,001 to 200,000 90 Q 17 25 46 12,415 Q 2,432 3,496 6,225
200,001 to 500,000 38 Q 8 15 15 10,724 Q 2,150 4,007 4,360
Over 500,000 8 Q 1 3 3 7,074 Q 1,076 3,029 2,853
Principal building activity                    
Education 389 28 42 73 246 12,239 428 1,810 3,532 6,469
Food sales 177 Q Q 46 99 1,252 Q Q 576 502
Food service 380 Q 41 85 233 1,819 Q 184 449 1,080
Health care 157 Q Q 31 114 4,155 Q Q 1,021 3,020
Inpatient 10 N Q 2 7 2,374 N Q 682 1,664
Outpatient 147 Q Q 29 107 1,781 Q Q 339 1,356
Lodging 158 Q 11 37 97 5,826 Q 377 1,764 3,559
Mercantile 602 42 129 154 278 11,330 209 1,480 4,324 5,317
Retail (other than mall) 438 42 110 87 198 5,439 209 888 1,518 2,824
Enclosed and strip malls 164 N 18 67 79 5,890 N 592 2,805 2,493
Office 1,012 Q 136 237 622 15,952 Q 1,305 5,750 8,828
Public assembly 352 57 56 69 170 5,559 324 981 1,589 2,665
Public order and safety 84 Q 32 16 26 1,440 Q 290 615 479
Religious worship 412 36 45 64 266 4,557 286 633 1,024 2,614
Service 619 183 293 38 104 4,630 857 2,446 514 813
Warehouse and storage 796 405 290 29 72 13,077 2,958 7,911 722 1,487
Other 125 Q 41 13 36 2,002 Q 654 605 562
Vacant 296 233 29 Q 28 3,256 2,130 600 Q 281
Year constructed                    
Before 1920 362 87 100 77 98 3,983 896 1,161 1,110 816
1920 to 1945 488 121 99 84 184 6,025 810 1,402 1,752 2,061
1946 to 1959 599 122 141 93 243 7,381 702 1,748 2,287 2,644
1960 to 1969 639 100 136 106 297 10,362 728 2,711 2,731 4,193
1970 to 1979 684 121 148 109 306 10,846 815 2,400 2,665 4,966
1980 to 1989 915 185 203 130 397 15,230 1,220 3,285 3,805 6,921
1990 to 1999 845 182 157 128 378 13,803 1,401 2,445 4,184 5,774
2000 to 2003 375 55 78 63 179 7,215 276 1,494 1,742 3,703
2004 to 2007 347 54 60 61 172 6,524 453 1,220 1,403 3,448
2008 to 2012 303 68 51 46 137 5,723 498 1,026 1,050 3,150
Census region and division                    
Northeast 805 213 196 156 240 15,534 1,585 3,558 5,081 5,311
New England 302 115 57 57 72 4,302 819 1,019 1,323 1,141
Middle Atlantic 504 99 139 99 168 11,232 765 2,539 3,758 4,170
Midwest 1,237 267 281 177 512 18,919 1,776 4,741 4,697 7,706
East North Central 735 134 174 112 314 12,742 1,067 3,289 3,408 4,977
West North Central 502 133 107 65 197 6,178 709 1,451 1,289 2,728
South 2,247 355 422 330 1,139 34,279 2,545 6,189 8,462 17,083
South Atlantic 1,091 156 198 171 567 17,981 887 3,237 4,695 9,162
East South Central 370 35 62 60 213 4,904 194 969 1,642 2,098
West South Central 786 164 163 99 359 11,394 1,464 1,982 2,126 5,823
West 1,267 260 273 234 500 18,360 1,894 4,403 4,487 7,576
Mountain 338 79 54 35 171 4,981 492 828 1,054 2,608
Pacific 929 181 220 199 329 13,379 1,402 3,576 3,434 4,968
Climate region1                    
Very cold/Cold 2,031 533 454 316 727 31,898 3,670 7,561 8,314 12,354
Mixed-humid 1,743 262 344 282 856 27,873 1,508 5,220 8,333 12,812
Mixed-dry/Hot-dry 837 155 Q 160 309 12,037 1,150 3,505 2,734 4,648
Hot-humid 799 100 144 105 450 12,831 1,208 2,191 2,562 6,871
Marine 147 Q 17 Q 49 2,454 263 415 785 990
Number of floors                    
One 3,836 882 782 482 1,690 39,809 5,653 10,371 7,750 16,035
Two 1,158 164 275 227 492 20,206 1,194 5,511 4,834 8,666
Three 374 36 85 121 132 8,140 405 1,378 2,590 3,766
Four to nine 177 14 30 61 72 13,535 499 1,426 4,713 6,896
Ten or more 13 Q Q 6 5 5,404 Q Q 2,840 2,313
Number of workers (main shift)                    
Fewer than 5 2,892 960 593 321 1,018 17,751 6,156 4,108 2,234 5,253
5 to 9 1,085 86 254 169 576 8,973 735 2,862 1,525 3,851
10 to 19 731 32 175 174 351 9,623 433 3,207 2,227 3,757
20 to 49 513 15 112 130 256 14,514 295 3,724 3,822 6,674
50 to 99 206 Q 26 64 114 13,476 Q 2,240 4,519 6,565
100 to 249 93 Q 12 27 54 10,941 Q 1,977 3,543 5,394
250 or more 37 N 2 12 23 11,815 N 775 4,858 6,182
Weekly operating hours                    
Fewer than 40 1,149 459 158 103 429 8,220 3,137 1,284 972 2,827
40 to 48 1,346 178 364 223 582 15,828 1,316 4,369 4,097 6,046
49 to 60 1,244 160 351 189 544 20,529 1,233 5,952 4,373 8,972
61 to 84 764 95 162 176 332 15,867 697 3,508 4,967 6,695
85 to 167 479 60 70 103 245 9,395 530 1,874 2,759 4,231
Open continuously 575 144 68 104 259 17,253 886 1,903 5,560 8,904
Energy sources
(more than one may apply)		                    
Electricity 5,234 773 1,173 897 2,391 84,869 5,575 18,891 22,728 37,676
Natural gas 2,933 233 697 592 1,411 58,725 1,826 13,031 17,106 26,762
Fuel oil 467 106 110 82 169 20,200 891 3,199 7,075 9,035
District heat 48 Q 4 17 22 5,964 Q 340 2,717 2,845
District chilled water 54 N Q 18 36 4,608 N Q 1,953 2,569
Propane 510 90 164 75 181 7,706 645 2,747 1,669 2,646
Other 172 46 53 26 47 3,826 253 1,204 1,245 1,123
Cooling energy sources
(more than one may apply)		                    
Electricity 4,413 N 1,172 885 2,355 76,034 N 18,815 21,607 35,612
Natural gas 12 N Q 1 9 732 N Q 166 415
District chilled water 54 N Q 18 36 4,608 N Q 1,953 2,569
Energy end uses
(more than one may apply)		                    
Buildings with space heating 4,722 451 1,098 875 2,299 80,078 3,243 17,856 22,293 36,685
Buildings with cooling 4,461 N 1,173 897 2,391 79,294 N 18,891 22,728 37,676
Buildings with water heating 4,423 326 1,028 835 2,235 79,015 2,601 17,607 21,965 36,842
Buildings with cooking 1,589 92 267 344 886 38,546 859 4,886 13,152 19,650
Buildings with manufacturing 259 41 113 37 68 5,078 396 2,390 1,122 1,170
Buildings with electricity
generation		 410 25 81 96 208 25,642 292 3,441 9,057 12,852
Percent of floorspace heated                    
Not heated 835 646 75 22 92 7,015 4,556 1,034 434 991
1 to 50 697 113 496 40 48 10,130 966 7,528 779 857
51 to 99 727 51 131 482 63 14,650 212 1,893 11,180 1,365
100 3,298 286 471 353 2,188 55,298 2,066 8,435 10,334 34,463
Percent lit when open                    
Zero 70 63 Q N Q 322 246 Q N Q
1 to 50 1,099 196 451 135 316 12,628 1,688 5,274 1,921 3,746
51 to 99 1,666 111 294 517 744 34,814 1,039 6,153 14,102 13,519
100 2,222 283 405 235 1,298 35,726 1,750 7,217 6,558 20,202
Building never open/electricity
not used		 501 443 Q Q 31 3,603 3,076 Q Q 187
Cooling equipment
(more than one may apply)		                    
Residential-type central air
conditioners		 1,546 N 403 312 831 14,765 N 5,109 3,376 6,280
Heat pumps 692 N 146 147 399 12,538 N 2,214 3,930 6,393
Individual air conditioners 709 N 326 123 260 12,420 N 4,303 3,662 4,455
District chilled water 54 N Q 18 36 4,608 N Q 1,953 2,569
Central chillers 163 N 8 58 97 17,041 N 918 7,090 9,033
Packaged air conditioning units 1,909 N 394 435 1,081 45,153 N 10,569 13,777 20,807
Swamp coolers 109 N 36 20 53 1,918 N 646 554 718
Other Q N Q Q Q 328 N Q Q Q
HVAC conservation features
(more than one may apply)		                    
Economizer cycle 601 N 92 170 339 30,749 N 3,816 11,589 15,344
Regular HVAC maintenance 3,178 155 649 677 1,696 69,244 1,406 13,943 20,197 33,699
Building automation system (BAS)2 781 24 112 196 448 37,051 359 3,670 12,915 20,106
Equipment usage reduced when
building not in full use
(more than one may apply)		                    
Heating 3,699 295 880 709 1,814 63,167 2,081 14,182 18,109 28,795
Cooling 3,517 N 925 711 1,881 62,516 N 14,471 18,352 29,693
Lighting 4,757 561 1,108 853 2,234 78,594 4,083 17,923 21,167 35,421
 
1These climate regions were created by the Building America program, sponsored by the U.S. Department of Energy’s Office of Energy Efficiency and Renewable Energy (EERE).
2In earlier CBECS publications, BAS was referred to as Energy Management and Control System (EMCS).
Q = Data withheld either because the Relative Standard Error (RSE) was greater than 50 percent or fewer than 20 buildings were sampled.
N = No cases in reporting sample.
Notes: • Because of rounding, data may not sum to totals. • See Guide to the 2012 CBECS Detailed Tables or CBECS Terminology for definition of terms used in these tables and/or comparison of differences with prior CBECS tables. Both references can be accessed from http://www.eia.gov/consumption/commercial/data/2012/
Source: U.S. Energy Information Administration, Office of Energy Consumption and Efficiency Statistics, Form EIA-871A of the 2012 Commercial Buildings Energy Consumption Survey.