U.S. Energy Information Administration logo
Skip to sub-navigation
‹ Consumption & Efficiency

Commercial Buildings Energy Consumption Survey (CBECS)

Glossary › FAQS ›

‹ BACK TO ALL 2012 CBECS TABLES

Table B7. Building size, floorspace, 2012

Released: May 2016

Total floorspace (million square feet)
Building size
  All
buildings		 1,001
to
5,000 square feet		 5,001
to
10,000 square feet		 10,001
to
25,000 square feet		 25,001
to
50,000 square feet		 50,001
to 100,000 square feet		 100,001
to
200,000 square feet		 200,001
to
500,000 square feet		 Over
500,000 square feet
All buildings 87,093 8,041 8,900 14,105 11,917 13,918 12,415 10,724 7,074
Principal building activity                  
Education 12,239 391 353 1,212 1,492 3,363 3,020 2,358 Q
Food sales 1,252 360 Q Q Q Q Q N N
Food service 1,819 788 640 355 Q Q N N N
Health care 4,155 268 241 364 316 529 350 859 1,227
Inpatient 2,374 N N Q Q 220 196 677 1,219
Outpatient 1,781 268 241 355 263 309 Q 182 Q
Lodging 5,826 85 214 705 764 1,270 1,127 919 742
Mercantile 11,330 730 1,052 1,821 1,648 1,909 2,178 1,264 726
Retail (other than mall) 5,439 661 684 1,132 821 Q 1,169 Q Q
Enclosed and strip malls 5,890 Q 367 689 827 1,428 1,009 805 696
Office 15,952 1,520 1,663 2,012 2,333 2,203 2,054 1,946 2,221
Public assembly 5,559 498 536 1,108 861 627 553 748 627
Public order and safety 1,440 Q 221 Q Q Q Q Q Q
Religious worship 4,557 572 790 1,443 926 585 Q Q N
Service 4,630 1,031 1,051 1,253 607 Q Q Q Q
Warehouse and storage 13,077 1,127 1,329 2,331 1,814 1,632 1,946 1,827 1,071
Other 2,002 156 Q Q Q Q Q Q Q
Vacant 3,256 404 376 791 521 641 Q Q Q
Year constructed                  
Before 1920 3,983 640 519 771 527 471 442 Q Q
1920 to 1945 6,025 777 635 1,152 880 569 719 579 713
1946 to 1959 7,381 918 793 1,328 829 1,315 927 1,002 269
1960 to 1969 10,362 806 1,149 1,773 1,469 1,736 1,333 1,444 653
1970 to 1979 10,846 974 1,069 1,862 1,557 1,563 1,488 1,151 1,181
1980 to 1989 15,230 1,238 1,655 2,430 2,362 1,845 1,872 2,561 1,268
1990 to 1999 13,803 1,281 1,461 1,871 1,628 2,732 1,882 1,694 1,254
2000 to 2003 7,215 527 512 1,140 893 1,083 1,751 678 632
2004 to 2007 6,524 511 527 863 1,004 1,495 753 778 592
2008 to 2012 5,723 369 581 914 768 1,110 1,248 578 Q
Census region                  
Northeast 15,534 1,057 1,248 2,408 1,644 2,676 2,542 2,232 1,727
Midwest 18,919 1,858 1,872 2,889 3,029 2,729 2,400 2,726 1,418
South 34,279 3,383 3,535 5,209 4,528 6,139 5,152 3,681 2,652
West 18,360 1,744 2,245 3,599 2,716 2,374 2,321 2,084 1,277
Climate region1                  
Very cold/Cold 31,898 2,913 3,193 5,437 4,358 5,001 4,264 4,336 2,396
Mixed-humid 27,873 2,741 2,637 3,870 3,163 4,817 4,215 3,445 2,984
Mixed-dry/Hot-dry 12,037 1,034 1,630 2,439 1,922 1,480 1,666 1,328 536
Hot-humid 12,831 1,148 1,222 1,929 2,099 2,204 2,004 1,287 938
Marine 2,454 Q 218 429 375 416 265 327 Q
Number of floors                  
One 39,809 6,244 6,044 8,129 5,761 5,643 4,355 2,630 1,004
Two 20,206 1,315 2,181 4,162 3,584 3,882 2,538 1,915 630
Three 8,140 416 536 1,234 1,655 1,624 1,537 918 Q
Four to nine 13,535 Q Q 581 906 2,708 3,552 3,466 2,116
Ten or more 5,404 N N N Q Q 433 1,795 3,104
Elevators and escalators
(more than one may apply)		                  
Any elevators 32,120 Q 320 1,678 3,198 5,951 7,344 7,703 5,885
Number of elevators                  
One 11,158 Q 297 1,612 2,378 2,838 2,391 1,351 Q
Two to five 12,817 N Q Q 818 3,093 4,565 3,660 592
Six or more 8,145 N N N Q Q 387 2,692 5,043
Any escalators 3,654 N N Q N Q Q 503 2,758
Number of workers (main shift)                  
Fewer than 5 17,751 5,362 3,843 4,334 1,791 1,332 677 Q Q
5 to 9 8,973 1,768 2,389 2,454 1,437 447 Q Q Q
10 to 19 9,623 794 1,793 3,135 2,017 1,051 574 Q Q
20 to 49 14,514 117 869 3,314 3,615 4,036 1,903 595 Q
50 to 99 13,476 N Q 719 2,339 4,388 4,152 1,544 Q
100 to 249 10,941 N N Q 686 2,328 2,861 4,078 845
250 or more 11,815 N N Q Q 337 1,879 3,842 5,718
Weekly operating hours                  
Fewer than 40 8,220 2,012 1,475 2,100 1,164 743 384 Q Q
40 to 48 15,828 2,215 2,140 3,053 2,139 2,784 2,146 1,068 Q
49 to 60 20,529 1,488 2,496 3,768 3,174 3,675 2,644 2,315 969
61 to 84 15,867 943 1,182 2,546 2,628 2,550 2,481 2,164 1,373
85 to 167 9,395 730 598 1,056 1,141 1,686 1,926 1,549 710
Open continuously 17,253 653 1,009 1,582 1,671 2,480 2,835 3,427 3,597
Ownership and occupancy                  
Nongovernment owned 67,550 7,077 7,953 11,987 9,482 9,104 8,905 7,634 5,408
Owner occupied 30,637 3,871 4,118 6,045 4,067 3,712 4,306 2,976 1,542
Leased to tenant(s) 26,115 2,526 2,932 4,149 3,656 4,051 3,493 3,084 2,223
Owner occupied and leased 8,873 382 635 1,305 1,353 1,106 1,025 1,482 1,584
Unoccupied 1,925 298 267 488 Q Q Q Q Q
Government owned 19,543 964 947 2,117 2,435 4,814 3,510 3,090 1,666
Federal 1,573 Q Q Q Q Q Q Q 806
State 5,539 230 Q 621 647 1,327 1,392 1,024 Q
Local 12,431 713 765 1,373 1,649 3,351 1,989 1,928 663
Party responsible for operation
and maintenance of energy
systems		                  
Building owner 73,702 6,866 7,505 11,760 10,079 11,577 10,606 9,289 6,020
Business owner or tenant 11,309 996 1,226 2,045 1,493 2,000 1,569 1,245 734
Property management 1,250 Q Q Q Q Q Q Q Q
Other 832 Q Q Q Q Q Q Q Q
Provider of direct input on energy-related equipment purchases                  
Building owner 76,271 7,128 7,662 12,336 10,633 12,063 11,036 9,354 6,058
Business owner or tenant 8,256 737 993 1,375 1,011 1,405 1,072 971 692
Property management 880 Q Q Q Q Q Q Q Q
Other 1,686 121 218 Q Q Q Q Q Q
Number of establishments                  
One 54,994 6,548 6,560 9,593 7,470 8,621 7,599 5,876 2,727
2 to 5 17,756 1,068 1,720 2,812 2,299 2,545 2,929 2,726 1,657
6 to 10 4,425 Q 270 871 733 1,062 528 416 493
11 to 20 3,704 Q Q 289 798 760 715 742 358
More than 20 3,821 Q N Q Q 456 484 872 1,780
Currently unoccupied 2,393 336 319 538 Q Q Q Q Q
Campus or complex activity                  
Not part of a campus or complex 52,275 5,446 6,076 8,738 7,430 8,239 7,008 5,683 3,654
Primary or secondary school 4,616 302 261 758 716 790 949 792 Q
College or university 4,068 Q Q 416 491 975 1,136 857 Q
Office complex 3,456 229 262 439 508 509 385 561 562
Retail complex 5,159 328 426 777 802 955 1,014 660 Q
Storage complex 3,212 517 513 678 Q Q 336 Q Q
Religious campus or complex 1,932 308 335 652 Q Q Q Q N
Health care complex 3,362 Q Q Q Q 459 704 781 1,055
Lodging or resort complex 1,295 67 Q Q Q Q Q Q Q
Transportation complex 554 Q Q Q Q Q Q Q Q
Government complex 2,107 171 Q Q Q Q Q Q Q
Other 5,057 522 582 947 717 962 549 548 Q
Predominant exterior wall material                  
Brick, stone, or stucco 40,463 3,218 3,567 6,545 5,960 7,706 5,871 4,912 2,684
Concrete (block or poured) 20,726 1,440 1,813 3,094 2,631 3,630 3,968 2,819 1,330
Concrete panels 8,693 125 Q 810 1,135 1,260 1,461 1,622 1,907
Siding or shingles 5,750 1,673 1,242 1,384 698 Q Q Q Q
Metal panels 8,673 1,495 1,807 2,049 1,144 903 513 581 Q
Window glass 1,340 Q Q Q Q Q Q 321 496
Other 856 Q Q Q Q Q Q Q Q
No one major type 592 Q Q Q Q Q Q Q Q
Predominant roof material                  
Metal surfacing 15,916 2,742 2,991 3,647 1,836 2,113 1,319 602 Q
Synthetic or rubber 25,817 1,011 1,330 2,970 3,660 4,730 4,464 5,001 2,651
Built-up 21,835 959 1,168 2,689 3,059 4,057 3,860 3,534 2,510
Slate or tile shingles 4,306 618 715 770 691 413 Q Q Q
Wooden materials (including
shingles)		 1,139 269 275 240 Q Q Q Q N
Asphalt, fiberglass, or
other shingles		 15,104 2,362 2,280 3,369 2,329 2,038 1,412 681 632
Concrete 1,642 Q Q Q Q Q 412 Q Q
Other 678 Q Q Q Q Q Q Q Q
No one major type 657 Q Q Q Q Q Q Q Q
Roof characteristics                  
Roof tilt                  
Flat 49,623 2,236 2,906 6,167 7,037 9,248 8,616 8,394 5,019
Shallow pitch 23,853 3,431 3,481 4,569 3,134 2,921 2,983 1,921 1,412
Steeper pitch 13,617 2,374 2,513 3,368 1,746 1,749 816 409 643
Cool roof 19,630 951 1,029 2,372 1,985 3,003 3,427 4,182 2,683
Renovations in buildings
constructed before 2008
(more than one may apply)		                  
Any type of renovation 42,216 2,820 3,378 5,712 5,407 6,912 6,095 6,871 5,021
Addition or annex 13,022 504 744 1,315 1,546 2,408 1,792 2,794 1,920
Reduction in floorspace 1,753 119 Q Q Q Q Q 342 240
Roof replacement 20,917 1,317 1,609 2,852 2,162 3,345 2,628 3,929 3,075
Exterior wall replacement 4,230 317 250 539 472 535 565 711 841
Interior wall reconfiguration 21,340 1,213 1,341 2,463 2,677 3,501 2,857 4,208 3,081
Window replacement 12,265 735 868 1,609 1,671 2,118 1,536 1,944 1,783
HVAC equipment upgrade 26,779 1,353 1,751 3,263 3,300 4,288 4,121 4,776 3,928
Lighting upgrade 25,503 1,221 1,584 2,678 2,838 4,269 3,685 5,025 4,202
Electrical upgrade 16,160 1,066 1,121 1,944 1,757 2,497 2,001 3,185 2,590
Plumbing system upgrade 13,828 908 1,010 1,505 1,722 2,329 1,159 2,860 2,335
Insulation upgrade 7,607 563 560 1,057 968 1,264 767 1,251 1,178
Fire, safety, or security upgrade 17,196 803 969 1,715 1,869 2,868 2,242 3,515 3,215
Structural upgrade 3,913 175 255 509 Q 679 426 663 819
Other 848 Q Q Q Q Q Q Q Q
No renovations 39,154 4,852 4,941 7,479 5,742 5,896 5,073 3,274 1,897
Buildings constructed 2008 or later 5,723 369 581 914 768 1,110 1,248 578 Q
Energy sources
(more than one may apply)		                  
Electricity 84,869 7,492 8,489 13,565 11,672 13,604 12,362 10,652 7,033
Natural gas 58,725 3,757 4,817 8,823 8,148 9,935 9,416 8,293 5,535
Fuel oil 20,200 604 559 1,123 1,490 2,822 2,858 5,370 5,374
District heat 5,964 Q Q Q 213 704 1,313 1,565 2,001
District chilled water 4,608 Q Q 145 Q 567 1,273 1,064 1,306
Propane 7,706 762 959 1,124 920 1,042 1,061 959 879
Other 3,826 193 303 486 520 566 564 809 384
Space-heating energy sources
(more than one may apply)		                  
Electricity 49,030 4,185 4,384 7,716 6,897 8,668 7,321 5,991 3,869
Natural gas 49,511 3,323 4,343 7,989 7,228 8,524 7,507 6,990 3,608
Fuel oil 4,351 412 366 725 576 698 548 632 394
District heat 5,925 Q Q Q 213 704 1,313 1,553 1,974
Propane 3,067 538 682 767 329 Q Q Q Q
Other 1,010 129 213 Q Q Q Q Q Q
Primary space-heating
energy source		                  
Electricity 26,205 2,766 2,865 4,433 3,871 4,892 3,646 2,129 1,603
Natural gas 42,988 3,050 3,802 6,957 6,174 6,844 6,624 6,487 3,050
Fuel oil 2,542 329 280 509 Q 413 348 Q Q
District heat 5,797 Q Q Q 213 704 1,283 1,472 1,956
Propane 1,948 444 493 556 Q Q Q Q N
Other 598 93 Q Q Q Q Q Q N
Cooling energy sources
(more than one may apply)		                  
Electricity 76,034 6,107 7,252 12,211 10,615 12,618 11,034 9,887 6,310
Natural gas 732 Q Q Q Q Q Q Q 167
District chilled water 4,608 Q Q 145 Q 567 1,273 1,064 1,306
Water-heating energy sources
(more than one may apply)		                  
Electricity 42,755 3,881 4,348 6,926 5,975 6,672 6,162 5,005 3,786
Natural gas 39,523 2,081 2,809 5,657 5,643 7,528 6,819 5,995 2,990
Fuel oil 1,911 Q Q Q Q Q 238 370 215
District heat 4,551 Q Q Q Q 425 965 1,318 1,652
Propane 1,575 171 321 376 Q Q Q Q Q
Cooking energy sources
(more than one may apply)		            
Electricity 25,151 1,351 1,625 2,651 2,279 4,530 4,204 4,658 3,854
Natural gas 24,770 819 1,252 2,124 2,271 4,526 4,677 5,172 3,930
Propane 2,001 242 281 253 Q 367 Q Q Q
Energy end uses
(more than one may apply)		                  
Buildings with space heating 80,078 6,699 7,590 12,744 10,911 13,114 11,941 10,348 6,730
Buildings with cooling 79,294 6,124 7,304 12,357 10,813 13,069 12,152 10,518 6,958
Buildings with water heating 79,015 6,102 7,236 12,401 11,007 13,063 11,903 10,351 6,951
Buildings with cooking 38,546 2,073 2,733 4,134 3,858 6,870 6,587 6,969 5,322
Buildings with manufacturing 5,078 284 542 855 1,022 761 691 665 Q
Buildings with electricity
generation		 25,642 321 596 1,008 2,032 4,139 5,050 6,665 5,830
Percent of floorspace heated                  
Not heated 7,015 1,342 1,310 1,360 1,007 804 474 Q Q
1 to 50 10,130 951 1,387 2,365 1,292 1,359 1,146 1,131 500
51 to 99 14,650 914 1,338 2,048 1,657 2,469 2,163 2,202 1,859
100 55,298 4,833 4,866 8,332 7,962 9,287 8,632 7,015 4,371
Percent of floorspace cooled                  
Not cooled 7,799 1,917 1,596 1,747 1,105 849 Q Q Q
1 to 50 18,891 1,430 2,249 3,943 3,123 2,489 2,432 2,150 1,076
51 to 99 22,728 935 1,738 2,766 2,679 4,077 3,496 4,007 3,029
100 37,676 3,759 3,316 5,648 5,011 6,503 6,225 4,360 2,853
Percent lit when open                  
Zero 322 156 Q Q Q N N Q N
1 to 50 12,628 1,680 1,879 2,824 1,885 1,956 1,141 837 Q
51 to 99 34,814 1,924 3,060 5,326 4,519 6,445 5,539 5,220 2,781
100 35,726 3,474 3,151 5,070 5,071 5,043 5,560 4,552 3,806
Building never open/electricity
not used		 3,603 807 727 829 Q Q Q Q Q
Percent lit during off hours                  
Zero 24,746 4,000 4,256 5,728 3,411 2,617 2,976 1,087 671
1 to 50 50,753 3,068 3,798 7,104 7,515 9,677 7,717 7,294 4,580
51 to 100 6,926 280 319 424 557 1,060 1,231 1,661 1,394
Building always open with
no "off hours"		 2,443 144 Q 309 Q Q 437 610 388
Electricity not used 2,225 550 411 539 Q Q Q Q Q
Heating equipment (more than one may apply)                  
Heat pumps 11,846 868 1,038 1,477 1,642 2,664 1,549 1,527 1,080
Furnaces 8,654 1,091 1,416 2,233 1,439 1,042 683 466 284
Individual space heaters 20,766 1,747 2,025 3,115 3,021 2,763 2,915 2,970 2,211
District heat 5,925 Q Q Q 213 704 1,313 1,553 1,974
Boilers 22,443 400 734 2,008 2,707 4,938 4,258 4,970 2,430
Packaged heating units 49,188 3,809 4,622 8,246 7,237 8,489 7,569 5,991 3,225
Other 1,574 Q Q Q Q 541 Q Q Q
Cooling equipment (more than one may apply)                  
Residential-type central air conditioners 14,765 2,350 2,968 3,883 2,526 1,395 895 610 Q
Heat pumps 12,538 983 1,193 1,457 1,866 2,825 1,718 1,422 1,073
Individual air conditioners 12,420 1,027 972 1,855 1,606 1,956 1,652 2,091 1,262
District chilled water 4,608 Q Q 145 Q 567 1,273 1,064 1,306
Central chillers 17,041 Q Q 631 1,095 2,724 3,211 5,127 4,145
Packaged air conditioning units 45,153 2,154 3,082 6,557 6,466 8,705 7,447 6,702 4,039
Swamp coolers 1,918 155 Q Q Q 441 Q Q Q
Other 328 Q N Q Q Q Q Q Q
Main equipment replaced since 1990 (more than one may apply)                  
Heating 27,558 2,710 3,029 5,048 4,041 4,376 3,564 3,228 1,562
Cooling 30,702 2,797 3,246 5,184 4,358 4,623 3,895 4,201 2,397
Water-heating equipment                  
Centralized system 47,534 4,906 5,731 8,549 7,125 7,181 6,120 4,924 2,998
Distributed system 12,688 1,011 890 2,318 1,983 1,904 1,846 1,516 1,220
Combination of centralized and distributed system 18,793 185 615 1,534 1,899 3,978 3,937 3,911 2,734
Lighting equipment types
(more than one may apply)		                  
Incandescent 38,406 2,453 2,917 4,987 4,788 6,218 6,239 6,002 4,803
Standard fluorescent 80,081 6,466 7,589 12,533 11,063 13,217 11,745 10,552 6,915
Compact fluorescent 53,816 2,815 3,740 6,767 6,970 9,652 9,078 8,775 6,021
High-intensity discharge 23,396 373 736 2,175 2,712 3,766 4,244 4,981 4,409
Halogen 28,059 944 1,487 2,903 3,556 4,989 4,605 5,161 4,413
LED 22,071 348 714 1,882 2,252 3,479 3,919 4,866 4,612
Other 446 Q Q Q Q Q Q Q Q
Refrigeration equipment
(more than one may apply)		                  
Any refrigeration 73,645 5,448 6,565 11,012 9,901 12,334 11,371 10,080 6,935
Walk-in units 28,361 1,039 1,103 1,837 2,247 5,193 5,729 6,233 4,981
Cases or cabinets 28,719 1,132 1,350 2,276 2,693 4,840 5,326 6,333 4,768
Large cold storage areas 4,171 Q Q Q Q 718 825 1,139 804
Commercial ice makers 32,734 851 1,248 2,424 3,017 6,276 6,236 7,022 5,660
Residential-type or compact units 62,381 4,571 5,741 9,307 8,558 10,393 9,530 8,371 5,910
Vending machines 43,936 531 1,252 3,940 5,558 8,174 9,288 8,881 6,311
No refrigeration 13,448 2,593 2,335 3,093 2,017 1,584 1,044 643 Q
Office equipment
(more than one may apply)		                  
Desktop computers 77,063 5,205 6,719 11,823 10,689 13,267 11,937 10,435 6,987
With flat screen monitors 76,160 4,970 6,465 11,674 10,601 13,147 11,885 10,435 6,982
With multiple monitors 30,946 776 1,648 3,238 3,594 5,464 5,117 5,908 5,201
Laptop computers 63,486 3,216 4,689 8,677 9,042 11,127 10,027 9,800 6,907
Dedicated servers 53,369 1,685 2,956 6,120 7,120 10,092 9,540 9,339 6,516
Laser printers 54,256 2,724 3,953 7,407 7,363 9,874 9,066 7,815 6,054
Inkjet printers 36,235 3,047 3,932 6,046 5,194 5,475 5,144 4,920 2,476
FAX machines 66,682 4,014 5,342 9,674 9,446 11,540 10,999 9,157 6,511
Photocopiers 59,277 2,210 3,478 7,873 8,247 10,930 10,451 9,504 6,583
Number of desktop computers                  
None 10,030 2,836 2,181 2,281 1,228 651 478 Q Q
1 to 4 15,669 3,502 3,440 4,422 1,878 1,102 1,095 Q N
5 to 9 9,422 1,179 1,787 2,497 1,808 1,124 746 Q Q
10 to 19 9,388 458 889 2,166 1,965 2,049 1,309 453 Q
20 to 49 13,094 Q 579 1,970 2,480 3,453 2,409 1,629 518
50 to 99 8,284 Q Q 682 1,768 2,113 1,492 1,565 637
100 to 249 9,728 N Q Q 741 2,743 2,806 1,847 1,499
250 or more 11,478 N N N Q 682 2,081 4,474 4,191
Number of laptop computers                  
None 23,607 4,825 4,211 5,427 2,875 2,791 2,388 923 Q
1 to 4 21,161 2,919 3,624 5,623 3,383 2,391 1,855 1,097 Q
5 to 9 8,345 244 750 1,358 1,921 1,800 1,292 601 Q
10 to 19 8,343 Q 253 900 1,561 2,057 1,510 1,327 690
20 to 49 9,643 Q Q 498 1,566 2,523 1,939 1,826 1,221
50 to 99 5,234 N N Q 451 1,231 1,402 933 962
100 to 249 5,217 N N Q Q 827 1,345 1,928 962
250 or more 5,542 N N Q Q Q 683 2,088 2,425
Number of dedicated servers                  
None 33,724 6,356 5,944 7,984 4,797 3,826 2,875 1,384 558
1 to 4 34,097 1,658 2,867 5,441 5,844 7,310 5,840 3,516 1,621
5 to 9 6,241 Q Q 494 704 1,247 1,407 1,516 789
10 to 19 5,711 Q Q Q 372 777 1,392 1,854 1,179
20 to 49 3,758 N Q Q Q 575 424 1,243 1,261
50 or more 3,562 N Q N Q Q 477 1,210 1,666
Number of photocopiers                  
None 27,816 5,831 5,422 6,231 3,671 2,988 1,964 1,219 490
One 17,080 1,815 2,382 4,336 2,818 2,479 2,284 625 Q
2 to 4 20,312 368 1,012 3,098 3,768 5,164 3,822 2,436 644
5 to 9 8,863 Q Q 351 1,244 1,891 2,104 2,357 851
10 or more 13,022 Q Q Q 416 1,396 2,242 4,087 4,747
Number of TVs or video displays                  
None 24,339 4,604 4,079 5,439 3,612 2,722 2,067 1,224 593
One 9,990 1,908 1,947 2,434 1,355 1,110 821 Q Q
2 to 4 16,465 1,160 2,057 3,690 3,530 2,690 1,742 1,193 Q
5 to 9 8,148 314 595 1,204 1,053 1,962 1,565 979 477
10 to 19 8,168 Q Q 678 964 2,276 1,853 1,539 676
20 to 49 8,058 Q Q 452 851 1,680 1,991 2,055 964
50 to 99 4,378 N Q Q 372 626 1,368 1,226 583
100 or more 7,547 N N Q Q 852 1,008 2,188 3,280
Food preparation or serving areas
in non-food service buildings
(more than one may apply)		                  
Snack bar or concession stand 9,884 139 239 418 507 1,033 2,200 2,497 2,852
Fast food or small restaurant 9,787 131 307 541 749 1,375 1,859 2,223 2,601
Cafeteria or large restaurant 15,222 Q Q 243 892 3,133 3,294 3,890 3,728
Commercial kitchen/
food preparation area		 16,150 142 394 1,224 1,403 3,136 3,110 3,888 2,852
Small kitchen area 14,054 972 1,325 2,055 1,698 2,178 1,921 2,003 1,901
Separate computer areas
(more than one may apply)		                  
Data center or server farm 11,105 Q Q Q 619 1,090 1,859 3,747 3,452
Computer-based training room 17,723 102 223 856 1,619 3,093 3,717 4,586 3,527
Student or public computer center 14,341 101 255 862 1,352 3,495 3,482 3,614 1,180
HVAC conservation features
(more than one may apply)		                  
Economizer cycle 30,749 398 720 2,280 2,924 5,905 6,350 7,119 5,053
Regular HVAC maintenance 69,244 3,875 5,175 9,894 9,902 11,857 11,348 10,269 6,924
Building automation system (BAS)2 37,051 630 972 2,613 3,473 7,262 8,451 7,883 5,767
Window and interior lighting
features (more than one may
apply)		                  
Multipaned windows 60,362 3,852 5,164 8,620 8,605 10,660 9,407 8,629 5,425
Tinted window glass 45,025 2,215 3,008 5,833 6,571 7,933 7,434 7,431 4,600
Reflective window glass 15,908 573 969 1,680 1,847 3,086 2,581 2,897 2,276
External overhangs or awnings 32,188 2,530 3,275 5,157 4,097 5,423 4,501 4,217 2,987
Skylights or atriums 22,261 425 1,115 2,385 2,199 3,777 4,397 4,505 3,459
Light scheduling 30,263 984 1,417 2,928 3,730 5,570 5,355 5,378 4,903
Occupancy sensors 35,871 527 1,171 3,177 4,019 6,912 7,381 6,851 5,832
Multi-level lighting or dimming 14,534 237 576 1,169 1,663 2,647 2,467 3,563 2,211
Daylight harvesting 6,114 100 Q 432 560 971 1,492 1,191 1,244
Demand responsive lighting 4,738 154 340 639 655 703 912 777 557
Building automation system (BAS) for lighting2 12,068 135 288 693 1,040 2,270 2,583 2,644 2,413
Equipment usage reduced when
building not in full use
(more than one may apply)		                  
Heating 63,167 5,154 6,085 9,898 8,637 10,459 9,938 7,956 5,040
Cooling 62,516 4,759 5,907 9,726 8,428 10,424 10,135 7,828 5,309
Lighting 78,594 6,738 7,814 12,689 10,841 12,653 11,576 9,753 6,531
 
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.