Table A2. Census Region, Number of Buildings and Floorspace, 1992

Building

Characteristics

 RSE Column Factor:

Number of Buildings

(thousand)

Total Floorspace

(million square feet)

RSE

Row

Factor

All

Buildings Northeast Midwest South West

All

Buildings Northeast Midwest South West

0.6 1.2 1.1 1.0 1.3 0.6 1.3 1.1 1.1 1.2

All Buildings ................................... 4,806 771 1,202 1,963 870 67,876 13,400 17,280 24,577 12,619 6.3

Building Floorspace (square feet)

 1,001 to 5,000 ................................ 2,681 383 676 1,171 451 7,327 1,074 1,889 3,155 1,208 9.7

 5,001 to 10,000 .............................. 975 180 241 370 184 7,199 1,337 1,763 2,723 1,376 7.6

 10,001 to 25,000 ............................ 647 109 163 239 136 10,375 1,663 2,689 3,782 2,241 8.5

 25,001 to 50,000 ............................ 280 54 66 106 56 10,069 1,976 2,353 3,696 2,043 10.3

 50,001 to 100,000 .......................... 116 25 29 41 20 8,062 1,752 2,097 2,842 1,371 11.5

 100,001 to 200,000 ........................ 71 12 15 26 18 9,678 1,598 2,048 3,720 2,311 14.0

 200,001 to 500,000 ........................ 26 5 10 6 5 7,889 1,696 2,839 1,968 1,386 15.2

 Over 500,000 ................................. 92241 7,278 2,303 1,601 2,691 683 32.0

Principal Building Activity

 Education ....................................... 301 38 46 112 104 8,470 1,968 2,386 2,620 1,496 12.7

 Food Sales ..................................... 130 Q 29 57 32 757 Q 182 245 209 21.8

 Food Service ................................. 260 54 73 83 50 1,491 445 432 407 208 14.7

 Health Care .................................... 63 12 14 15 23 1,763 386 487 597 292 22.1

 Lodging .......................................... 154 31 26 56 41 2,891 616 577 1,043 654 18.7

 Mercantile and Service ................... 1,272 246 329 510 187 12,402 2,798 3,156 4,233 2,214 10.6

 Office .............................................. 749 126 170 299 154 12,319 2,525 2,804 4,152 2,838 10.2

 Parking Garage .............................. 24 5 11 2 5 1,652 Q Q Q 272 37.9

 Public Assembly ............................. 278 40 76 120 43 4,556 777 861 2,269 649 17.9

 Public Order and Safety ................. 60 16 Q 24 Q 820 269 Q 238 Q 28.5

 Religious Worship .......................... 366 30 86 194 56 3,747 452 1,137 1,366 792 18.2

 Warehouse and Storage ................ 761 109 233 316 103 11,484 1,763 3,108 4,964 1,649 14.5

 Other .............................................. 69 16 18 21 15 1,130 199 301 383 248 26.6

 Vacant ............................................ 319 36 80 153 50 4,396 708 1,043 1,604 1,041 17.5

Year Constructed

 1899 or Before ............................... 169 52 78 26 Q 1,721 676 720 167 Q 20.7

 1900 to 1919 .................................. 255 62 105 66 22 3,608 1,052 1,246 788 522 21.5

 1920 to 1945 .................................. 724 166 193 257 109 8,712 2,655 2,296 2,646 1,115 13.2

 1946 to 1959 .................................. 880 124 208 368 179 10,421 2,070 2,629 3,898 1,825 11.3

 1960 to 1969 .................................. 783 122 174 324 163 12,612 2,485 2,652 4,914 2,562 12.0

 1970 to 1979 .................................. 982 118 248 426 190 14,014 2,123 4,086 4,940 2,865 10.0

 1980 to 1989 .................................. 884 112 158 444 170 14,287 2,053 2,982 6,317 2,934 12.2

 1990 to 1992 .................................. 128 14 38 51 25 2,502 286 670 906 639 21.0

Energy Sources (more than one

may apply)

 Electricity ........................................ 4,616 755 1,139 1,876 845 66,549 13,235 16,914 23,985 12,415 6.2

 Natural Gas .................................... 2,665 370 847 888 560 45,097 8,559 13,838 13,408 9,292 7.7

 Fuel Oil ........................................... 559 284 79 182 14 13,218 5,535 2,541 3,582 1,559 12.6

 District Heat .................................... 95 23 24 28 21 5,339 1,560 1,884 983 912 18.2

 District Chilled Water ...................... 28 2 7 10 9 2,066 302 684 659 421 28.3

 Propane .......................................... 337 71 80 153 Q 3,393 1,041 579 1,514 260 20.3

 Any Other ....................................... 163 33 46 62 23 1,551 444 254 446 407 23.9

Energy End Uses (more than one

may apply)

 Heated Buildings ............................ 4,178 694 1,047 1,687 750 61,996 12,858 16,303 21,659 11,176 6.4

 Air-Conditioned Buildings ............... 3,502 521 784 1,569 627 57,041 11,158 14,383 21,205 10,296 6.6

 Buildings with Water Heating ......... 3,502 625 906 1,307 664 58,479 12,410 15,460 19,592 11,017 6.5

 Buildings with Cooking ................... 734 142 201 257 134 23,065 5,740 5,800 7,768 3,757 9.5

 Buildings with Manufacturing ......... 121 26 38 37 19 3,174 756 895 1,039 484 21.7

Predominant Exterior Wall

Material

 Masonry ......................................... 3,115 503 759 1,261 592 48,585 9,981 12,914 17,174 8,517 7.1

 Siding or Shingles .......................... 764 176 198 257 133 3,873 1,008 1,017 1,052 796 12.3

 Metal Panels .................................. 745 68 215 372 90 7,392 930 1,774 3,900 789 15.2

 Concrete Panels ............................. 87 6 12 36 34 4,961 1,003 741 1,461 1,755 22.3

 Window Glass ................................ 46 12 Q 18 8 2,028 372 524 709 423 25.3

 Other .............................................. 47 6 9 19 13 1,037 106 310 281 Q 32.5

See footnotes at end of table.

Energy Information Administration/Commercial Buildings Characteristrics 1992 35
Table A2. Census Region, Number of Buildings and Floorspace, 1992 (Continued)

Building

Characteristics

 RSE Column Factor:

Number of Buildings

(thousand)

Total Floorspace

(million square feet)

RSE

Row

Factor

All

Buildings Northeast Midwest South West

All

Buildings Northeast Midwest South West

0.6 1.2 1.1 1.0 1.3 0.6 1.3 1.1 1.1 1.2

Predominant Roof Material

 Built-Up .......................................... 1,642 226 346 665 405 30,257 4,889 6,375 11,653 7,341 8.6

 Shingles (Not Wood) ...................... 1,381 278 369 532 202 10,570 2,434 3,213 3,168 1,755 9.6

 Metal Surfacing .............................. 1,037 106 269 537 126 9,019 853 2,064 5,098 1,004 13.2

 Synthetic or Rubber ....................... 386 100 152 98 35 11,702 3,757 4,318 2,615 1,012 11.1

 Slate or Tile .................................... 155 40 23 45 47 1,998 526 385 577 511 20.5

 Concrete ......................................... 37 2 5 20 9 2,544 556 Q 917 506 33.8

 Other .............................................. 167 19 38 65 46 1,786 384 361 551 490 22.5

Floors

 One ................................................ 3,007 329 634 1,456 588 25,424 2,834 5,146 12,892 4,552 10.0

 Two ................................................ 1,154 213 361 387 193 18,025 3,564 5,153 5,660 3,649 8.2

 Three .............................................. 446 153 158 84 51 9,877 2,807 3,042 2,255 1,772 11.7

 Four to Nine ................................... 186 72 47 33 35 10,377 2,847 2,989 2,714 1,827 15.7

 Ten or More .................................... 134334 4,173 1,348 950 1,056 819 25.5

Percent Window Glass

 25 or Less ...................................... 4,193 646 1,082 1,754 710 51,356 8,988 13,026 20,229 9,113 7.1

 26 to 50 .......................................... 490 94 95 169 132 11,815 3,478 2,852 2,872 2,613 10.3

 51 to 75 .......................................... 94 25 23 24 21 3,206 701 932 943 630 20.6

 76 to 100 ........................................ 29 5 2 15 7 1,499 232 470 534 263 27.9

Workers (main shift)

 Less than 5 ..................................... 2,718 404 721 1,180 412 17,944 2,708 4,747 7,676 2,813 10.3

 5 to 9 .............................................. 895 148 218 341 189 7,524 1,328 1,867 3,013 1,316 9.0

 10 to 19 .......................................... 561 95 122 222 122 8,077 1,367 1,871 3,266 1,573 12.2

 20 to 49 .......................................... 405 77 87 147 94 10,556 2,014 2,521 3,818 2,204 10.1

 50 to 99 .......................................... 130 29 31 43 27 7,763 1,899 2,002 2,286 1,577 13.6

 100 to 249 ...................................... 64 10 17 20 17 7,378 1,378 2,467 1,984 1,549 15.1

 250 or More .................................... 317699 8,633 2,707 1,805 2,535 1,586 15.1

Weekly Operating Hours

 39 or Fewer .................................... 1,039 123 314 486 116 8,246 1,400 2,454 3,278 1,114 12.3

 40 to 48 .......................................... 1,278 191 294 541 252 14,998 2,272 3,446 6,543 2,738 9.2

 49 to 60 .......................................... 1,004 184 231 395 193 14,046 2,622 3,474 5,002 2,948 8.7

 61 to 84 .......................................... 645 129 170 220 127 12,062 2,578 3,212 3,795 2,477 10.3

 85 to 167 ........................................ 478 83 127 167 101 8,467 2,486 2,217 1,938 1,826 12.9

 Open Continuously ......................... 362 61 65 154 82 10,057 2,042 2,477 4,021 1,517 14.7

Percent Vacant for at Least Three

Months

 1-50 Percent ................................... 362 86 87 114 76 12,420 3,021 3,501 3,609 2,289 11.6

 51-99 Percent ................................. 97 8 24 47 18 2,263 508 441 792 521 25.4

 100 Percent .................................... 398 44 101 177 76 4,109 752 946 1,377 1,034 15.8

 None ............................................... 3,948 633 990 1,625 700 49,085 9,120 12,392 18,799 8,775 6.9

Ownership and Occupancy

 Nongovernment Owned ................. 4,206 683 1,070 1,729 725 52,752 9,978 13,127 19,480 10,167 6.3

 Owner Occupied .......................... 3,192 552 844 1,267 529 38,403 7,311 10,421 13,503 7,168 6.3

 Nonowner Occupied ..................... 817 112 173 361 171 12,273 2,350 2,211 5,177 2,534 13.2

 Unoccupied .................................. 197 19 53 101 24 2,077 316 495 800 465 21.6

 Government Owned ....................... 599 88 132 234 146 15,124 3,422 4,153 5,097 2,452 12.0

Number of Establishments

 One ................................................ 3,886 617 977 1,605 687 47,997 8,913 12,266 18,409 8,409 7.5

 2 to 5 .............................................. 517 104 134 171 107 7,882 1,809 1,831 2,396 1,845 12.7

 6 to 10 ............................................ 89 16 16 31 26 2,562 432 563 877 689 19.7

 11 to 20 .......................................... 49 6 9 21 14 2,039 355 519 821 345 28.1

 More than 20 .................................. 36 6 5 19 6 4,938 1,558 1,401 1,170 809 25.5

 Currently Unoccupied ..................... 229 22 60 116 30 2,457 333 699 904 521 22.1

See footnotes at end of table.

36 Energy Information Administration/Commercial Buildings Characteristrics 1992
Table A2. Census Region, Number of Buildings and Floorspace, 1992 (Continued)

Building

Characteristics

 RSE Column Factor:

Number of Buildings

(thousand)

Total Floorspace

(million square feet)

RSE

Row

Factor

All

Buildings Northeast Midwest South West

All

Buildings Northeast Midwest South West

0.6 1.2 1.1 1.0 1.3 0.6 1.3 1.1 1.1 1.2

Percent of Floorspace Heated

 Not Heated ..................................... 653 77 168 280 128 6,211 646 1,120 2,983 1,460 15.2

 1 to 50 ............................................ 688 98 163 298 128 11,195 2,479 2,034 4,414 2,268 13.4

 51 to 99 .......................................... 618 111 143 229 135 10,211 2,114 2,249 3,107 2,740 10.9

 100 ................................................. 2,846 484 727 1,155 480 40,260 8,161 11,876 14,073 6,151 6.8

Percent of Floorspace Cooled

 Not Cooled ..................................... 1,304 250 417 394 243 10,835 2,242 2,898 3,372 2,323 11.2

 1 to 50 ............................................ 1,176 241 287 486 161 21,715 5,640 6,318 6,482 3,275 8.8

 51 to 99 .......................................... 658 125 170 244 119 13,872 3,049 3,825 4,097 2,902 10.7

 100 ................................................. 1,668 155 327 839 347 21,454 2,469 4,240 10,627 4,118 9.2

Percent Lit when Open

 Not Lit ............................................. 413 46 138 178 51 3,280 454 1,031 1,193 601 19.2

 1 to 50 ............................................ 881 170 245 344 123 9,980 1,763 2,771 3,759 1,688 11.0

 51 to 99 .......................................... 813 171 210 283 148 14,224 3,098 3,914 4,613 2,599 11.1

 100 ................................................. 2,699 384 609 1,158 549 40,393 8,085 9,565 15,013 7,731 7.3

Heating Equipment (more than

one may apply)

 Heat Pumps ................................... 449 41 28 280 99 8,269 1,328 1,324 3,632 1,985 15.4

 Furnaces ........................................ 1,692 290 592 557 252 16,909 3,268 5,579 4,971 3,092 9.2

 Individual Space Heaters ............... 1,464 218 376 626 245 22,380 4,907 6,187 7,642 3,643 9.4

 District Heat .................................... 93 23 23 27 20 5,225 1,553 1,869 927 875 18.3

 Boilers ............................................ 624 260 188 111 65 20,664 6,192 6,478 5,404 2,590 10.3

 Packaged Heating Units ................. 870 86 121 440 223 16,000 2,890 3,033 6,440 3,637 11.4

 Other .............................................. 42 12 11 15 Q 903 180 205 309 Q 31.6

Cooling Equipment (more than

one may apply)

 Residential-Type Central

 Air Conditioners .............................. 816 97 275 363 82 9,021 1,508 2,968 3,455 1,091 11.7

 Heat Pumps ................................... 454 43 29 285 96 8,406 1,286 1,416 3,745 1,959 14.8

 Individual Air Conditioners ............. 1,023 269 229 433 92 17,979 5,806 4,723 5,683 1,767 11.4

 District Chilled Water ...................... 28 2 7 10 9 2,066 302 684 659 421 28.3

 Central Chillers ............................... 142 28 31 58 25 12,991 2,519 3,163 4,854 2,456 14.5

 Packaged Air-Conditioning

 Units ............................................... 1,459 208 331 610 310 27,830 5,879 6,564 10,058 5,329 8.2

 Swamp Coolers .............................. 179 Q Q 39 129 2,085 Q Q 335 1,546 28.1

 Other .............................................. 8 Q Q Q Q 268 Q Q Q Q 68.4

Building Shell Conservation

Features (more than one may

apply)

 Roof or Ceiling Insulation ............... 3,343 531 851 1,356 605 50,311 9,893 12,918 18,108 9,392 6.6

 Wall Insulation ................................ 2,320 376 584 960 401 33,240 6,633 8,184 12,175 6,248 7.7

 Storm or Multiple Glazing ............... 1,680 420 616 448 195 29,684 8,075 9,885 8,380 3,344 9.2

 Tinted, Reflective or Shading

 Glass .............................................. 1,068 115 235 451 266 25,396 4,184 6,540 8,899 5,774 9.9

 Exterior or Interior Shading

 or Awnings ..................................... 1,853 279 427 741 406 34,071 6,436 8,376 12,210 7,049 8.1

 Windows that Open ........................ 2,119 451 541 756 371 28,937 7,706 8,117 8,838 4,276 8.5

HVAC Conservation Features

(more than one may apply)

 Variable Air-Volume System .......... 250 46 68 59 77 13,970 3,147 4,172 3,744 2,907 13.4

 Economizer Cycle .......................... 414 64 126 120 105 18,313 4,110 5,571 5,179 3,453 11.8

 HVAC Maintenance ........................ 2,503 495 596 944 467 49,173 10,634 12,737 16,505 9,297 7.0

See footnotes at end of table.

Energy Information Administration/Commercial Buildings Characteristrics 1992 37
Table A2. Census Region, Number of Buildings and Floorspace, 1992 (Continued)

Building

Characteristics

 RSE Column Factor:

Number of Buildings

(thousand)

Total Floorspace

(million square feet)

RSE

Row

Factor

All

Buildings Northeast Midwest South West

All

Buildings Northeast Midwest South West

0.6 1.2 1.1 1.0 1.3 0.6 1.3 1.1 1.1 1.2

Lighting Conservation Features

(more than one may apply)

 Specular Reflectors ........................ 574 114 141 202 116 15,241 3,837 4,017 4,249 3,138 11.9

 Natural Lighting Control

 Sensors .......................................... 74 12 23 20 20 3,072 626 1,211 569 666 19.7

 Occupancy Sensors ....................... 59 8 16 7 28 3,629 874 743 764 1,247 18.1

 Time Clock ..................................... 339 74 73 93 100 12,104 2,684 2,392 3,766 3,262 13.9

 Manual Dimmer Switches .............. 413 81 120 117 96 12,329 3,027 3,777 2,996 2,529 12.6

 Other .............................................. 78 21 16 12 29 2,596 617 704 440 836 20.3

Energy Conservation Features

(more than one may apply)

 Any Conservation Features ............ 4,357 711 1,097 1,737 812 64,403 12,891 16,619 22,659 12,234 6.5

 Building Shell ................................. 4,223 693 1,076 1,667 787 62,056 12,612 16,031 21,758 11,655 6.6

 HVAC ............................................. 2,604 504 626 980 494 50,281 10,840 13,100 16,864 9,477 6.8

 Lighting ........................................... 1,178 241 295 375 268 29,453 6,727 7,790 8,307 6,628 8.7

 Other .............................................. 264 57 67 85 55 5,952 1,626 1,575 1,757 993 14.2

Energy Management Practices

(more than one may apply)

 Energy Management

 and Control System ........................ 236 38 68 71 59 14,320 2,474 4,359 4,506 2,981 13.0

 Demand-Side Management

 Participation ................................... 315 99 68 72 75 11,310 3,436 3,279 2,600 1,994 12.9

 Energy Audit ................................... 521 132 122 157 110 14,779 4,136 3,944 3,810 2,890 10.2

 Building Energy Manager ............... 49 8 11 14 16 2,311 340 647 966 359 25.3

Demand-Side Management

Programs (more than one may

apply)

 Building Shell Program ................... 36 13896 1,079 198 447 273 161 29.4

 HVAC Program .............................. 154 30 33 49 41 6,370 1,386 1,988 1,777 1,220 14.6

 Lighting Program ............................ 228 85 49 44 50 8,805 3,014 2,620 1,740 1,431 15.4

 Other DSM Programs ..................... 110 31 27 33 19 6,176 1,801 1,819 1,648 908 18.0

Q = Data withheld because the Relative Standard Error (RSE) was greater than 50 percent, or fewer than 20 buildings were sampled.

Notes: • To obtain a RSE percentage for any table cell, multiply the cell’s corresponding RSE column and RSE row factors. • See Glossary for explanation of

abbreviations and definitions of terms used in this report.

Source: Energy Information Administration, Office of Energy Marketsand End Use, Form EIA-871A, "Building Questionnaire," 1992 Commercial Buildings Energy

Consumption Survey.

38 Energy Information Administration/Commercial Buildings Characteristrics 1992
Table A3. Census Region, Percent of Buildings and Floorspace, 1992

Building

Characteristics

 RSE Column Factor:

Percent of Buildings Percent of Floorspace

RSE

Row

Factor

All

Buildings Northeast Midwest South West

All

Buildings Northeast Midwest South West

-- 1.1 1.0 0.8 1.2 -- 1.2 0.9 0.9 1.1

All Buildings ................................... 100.0 16.0 25.0 40.8 18.1 100.0 19.7 25.5 36.2 18.6 6.3

Building Floorspace (square feet)

 1,001 to 5,000 ................................ 100.0 14.3 25.2 43.7 16.8 100.0 14.7 25.8 43.1 16.5 10.0

 5,001 to 10,000 .............................. 100.0 18.5 24.7 37.9 18.9 100.0 18.6 24.5 37.8 19.1 8.3

 10,001 to 25,000 ............................ 100.0 16.9 25.3 36.9 21.0 100.0 16.0 25.9 36.4 21.6 8.5

 25,001 to 50,000 ............................ 100.0 19.2 23.4 37.7 19.8 100.0 19.6 23.4 36.7 20.3 9.8

 50,001 to 100,000 .......................... 100.0 21.4 25.4 35.5 17.7 100.0 21.7 26.0 35.3 17.0 11.1

 100,001 to 200,000 ........................ 100.0 16.4 20.9 37.0 25.7 100.0 16.5 21.2 38.4 23.9 13.8

 200,001 to 500,000 ........................ 100.0 20.5 37.6 24.4 17.4 100.0 21.5 36.0 24.9 17.6 13.2

 Over 500,000 ................................. 100.0 26.0 20.5 44.5 9.1 100.0 31.6 22.0 37.0 9.4 33.0

Principal Building Activity

 Education ....................................... 100.0 12.5 15.3 37.4 34.8 100.0 23.2 28.2 30.9 17.7 12.7

 Food Sales ..................................... 100.0 Q 22.0 44.0 24.5 100.0 Q 24.1 32.4 27.6 19.7

 Food Service ................................. 100.0 20.7 28.2 31.9 19.1 100.0 29.8 28.9 27.3 13.9 14.7

 Health Care .................................... 100.0 18.7 22.5 23.0 35.7 100.0 21.9 27.6 33.9 16.6 22.6

 Lodging .......................................... 100.0 20.0 17.0 36.7 26.4 100.0 21.3 20.0 36.1 22.6 17.9

 Mercantile and Service ................... 100.0 19.4 25.8 40.1 14.7 100.0 22.6 25.4 34.1 17.9 10.6

 Office .............................................. 100.0 16.8 22.6 40.0 20.6 100.0 20.5 22.8 33.7 23.0 10.3

 Parking Garage .............................. 100.0 20.5 48.1 8.4 23.0 100.0 Q 33.4 Q 16.4 38.8

 Public Assembly ............................. 100.0 14.3 27.2 43.0 15.5 100.0 17.1 18.9 49.8 14.2 21.0

 Public Order and Safety ................. 100.0 26.5 Q 40.8 Q 100.0 32.8 Q 29.1 Q 25.8

 Religious Worship .......................... 100.0 8.3 23.6 52.9 15.2 100.0 12.1 30.4 36.4 21.1 17.2

 Warehouse and Storage ................ 100.0 14.4 30.6 41.5 13.5 100.0 15.4 27.1 43.2 14.4 15.1

 Other .............................................. 100.0 22.7 26.1 29.9 21.3 100.0 17.6 26.6 33.9 21.9 27.5

 Vacant ............................................ 100.0 11.3 24.9 48.1 15.6 100.0 16.1 23.7 36.5 23.7 16.9

Year Constructed

 1899 or Before ............................... 100.0 31.0 46.1 15.7 Q 100.0 39.3 41.9 9.7 Q 19.5

 1900 to 1919 .................................. 100.0 24.4 41.2 25.9 8.5 100.0 29.2 34.5 21.8 14.5 21.3

 1920 to 1945 .................................. 100.0 22.9 26.6 35.5 15.0 100.0 30.5 26.4 30.4 12.8 13.0

 1946 to 1959 .................................. 100.0 14.1 23.6 41.9 20.4 100.0 19.9 25.2 37.4 17.5 11.4

 1960 to 1969 .................................. 100.0 15.6 22.2 41.4 20.8 100.0 19.7 21.0 39.0 20.3 12.3

 1970 to 1979 .................................. 100.0 12.0 25.3 43.4 19.3 100.0 15.2 29.2 35.2 20.4 9.8

 1980 to 1989 .................................. 100.0 12.7 17.9 50.2 19.3 100.0 14.4 20.9 44.2 20.5 12.5

 1990 to 1992 .................................. 100.0 11.0 29.7 39.7 19.6 100.0 11.4 26.8 36.2 25.6 20.9

Energy Sources (more than one

may apply)

 Electricity ........................................ 100.0 16.4 24.7 40.7 18.3 100.0 19.9 25.4 36.0 18.7 6.2

 Natural Gas .................................... 100.0 13.9 31.8 33.3 21.0 100.0 19.0 30.7 29.7 20.6 7.7

 Fuel Oil ........................................... 100.0 50.8 14.2 32.6 2.4 100.0 41.9 19.2 27.1 11.8 12.3

 District Heat .................................... 100.0 24.5 24.8 28.9 21.9 100.0 29.2 35.3 18.4 17.1 18.6

 District Chilled Water ...................... 100.0 7.3 25.1 36.2 31.4 100.0 14.6 33.1 31.9 20.4 28.9

 Propane .......................................... 100.0 21.2 23.8 45.5 Q 100.0 30.7 17.1 44.6 7.6 19.9

 Any Other ....................................... 100.0 20.0 27.9 38.3 13.9 100.0 28.6 16.4 28.7 26.2 24.5

Energy End Uses (more than one

may apply)

 Heated Buildings ............................ 100.0 16.6 25.1 40.4 17.9 100.0 20.7 26.3 34.9 18.0 6.3

 Air-Conditioned Buildings ............... 100.0 14.9 22.4 44.8 17.9 100.0 19.6 25.2 37.2 18.0 6.5

 Buildings with Water Heating ......... 100.0 17.9 25.9 37.3 19.0 100.0 21.2 26.4 33.5 18.8 6.4

 Buildings with Cooking ................... 100.0 19.4 27.4 35.0 18.3 100.0 24.9 25.1 33.7 16.3 9.7

 Buildings with Manufacturing ......... 100.0 21.5 31.6 31.0 15.9 100.0 23.8 28.2 32.7 15.3 22.3

Predominant Exterior Wall

Material

 Masonry ......................................... 100.0 16.1 24.4 40.5 19.0 100.0 20.5 26.6 35.3 17.5 7.1

 Siding or Shingles .......................... 100.0 23.1 25.9 33.6 17.4 100.0 26.0 26.3 27.2 20.5 12.6

 Metal Panels .................................. 100.0 9.1 28.8 49.9 12.1 100.0 12.6 24.0 52.8 10.7 15.6

 Concrete Panels ............................. 100.0 6.8 13.8 40.8 38.6 100.0 20.2 14.9 29.5 35.4 22.5

 Window Glass ................................ 100.0 25.3 19.3 38.6 16.7 100.0 18.3 25.8 35.0 20.9 27.0

 Other .............................................. 100.0 12.1 18.9 41.4 27.7 100.0 10.2 29.9 27.1 32.8 35.1

See footnotes at end of table.

Energy Information Administration/Commercial Buildings Characteristrics 1992 39
Table A3. Census Region, Percent of Buildings and Floorspace, 1992 (Continued)

Building

Characteristics

 RSE Column Factor:

Percent of Buildings Percent of Floorspace

RSE

Row

Factor

All

Buildings Northeast Midwest South West

All

Buildings Northeast Midwest South West

-- 1.1 1.0 0.8 1.2 -- 1.2 0.9 0.9 1.1

Predominant Roof Material

 Built-Up .......................................... 100.0 13.8 21.1 40.5 24.7 100.0 16.2 21.1 38.5 24.3 8.7

 Shingles (Not Wood) ...................... 100.0 20.1 26.7 38.5 14.6 100.0 23.0 30.4 30.0 16.6 9.4

 Metal Surfacing .............................. 100.0 10.2 25.9 51.8 12.1 100.0 9.5 22.9 56.5 11.1 13.6

 Synthetic or Rubber ....................... 100.0 25.9 39.5 25.4 9.1 100.0 32.1 36.9 22.3 8.6 11.1

 Slate or Tile .................................... 100.0 25.9 14.6 29.0 30.5 100.0 26.3 19.3 28.9 25.6 20.6

 Concrete ......................................... 100.0 5.1 14.7 55.1 25.1 100.0 21.9 22.2 36.0 19.9 34.2

 Other .............................................. 100.0 11.3 22.7 38.7 27.3 100.0 21.5 20.2 30.9 27.4 22.2

Floors

 One ................................................ 100.0 10.9 21.1 48.4 19.6 100.0 11.1 20.2 50.7 17.9 10.1

 Two ................................................ 100.0 18.5 31.3 33.5 16.8 100.0 19.8 28.6 31.4 20.2 8.5

 Three .............................................. 100.0 34.4 35.4 18.8 11.4 100.0 28.4 30.8 22.8 17.9 12.2

 Four to Nine ................................... 100.0 38.4 25.1 17.9 18.6 100.0 27.4 28.8 26.2 17.6 15.5

 Ten or More .................................... 100.0 30.6 19.3 22.9 27.1 100.0 32.3 22.8 25.3 19.6 24.6

Percent Window Glass

 25 or Less ...................................... 100.0 15.4 25.8 41.8 16.9 100.0 17.5 25.4 39.4 17.7 7.2

 26 to 50 .......................................... 100.0 19.2 19.4 34.5 26.9 100.0 29.4 24.1 24.3 22.1 10.8

 51 to 75 .......................................... 100.0 27.1 24.1 26.0 22.8 100.0 21.9 29.1 29.4 19.7 21.2

 76 to 100 ........................................ 100.0 15.8 6.8 52.9 24.4 100.0 15.5 31.3 35.6 17.6 27.1

Workers (main shift)

 Less than 5 ..................................... 100.0 14.9 26.5 43.4 15.2 100.0 15.1 26.5 42.8 15.7 9.9

 5 to 9 .............................................. 100.0 16.5 24.3 38.1 21.1 100.0 17.7 24.8 40.0 17.5 9.2

 10 to 19 .......................................... 100.0 16.9 21.7 39.6 21.8 100.0 16.9 23.2 40.4 19.5 12.3

 20 to 49 .......................................... 100.0 19.0 21.4 36.3 23.3 100.0 19.1 23.9 36.2 20.9 9.9

 50 to 99 .......................................... 100.0 22.3 24.0 33.2 20.5 100.0 24.5 25.8 29.4 20.3 13.0

 100 to 249 ...................................... 100.0 16.0 25.7 31.1 27.1 100.0 18.7 33.4 26.9 21.0 14.4

 250 or More .................................... 100.0 23.7 20.1 29.0 27.3 100.0 31.4 20.9 29.4 18.4 15.9

Weekly Operating Hours

 39 or Fewer .................................... 100.0 11.9 30.2 46.7 11.2 100.0 17.0 29.8 39.8 13.5 12.2

 40 to 48 .......................................... 100.0 14.9 23.0 42.3 19.7 100.0 15.1 23.0 43.6 18.3 9.3

 49 to 60 .......................................... 100.0 18.3 23.1 39.4 19.2 100.0 18.7 24.7 35.6 21.0 8.7

 61 to 84 .......................................... 100.0 20.0 26.3 34.1 19.6 100.0 21.4 26.6 31.5 20.5 10.5

 85 to 167 ........................................ 100.0 17.4 26.6 34.9 21.0 100.0 29.4 26.2 22.9 21.6 13.6

 Open Continuously ......................... 100.0 16.8 18.0 42.6 22.6 100.0 20.3 24.6 40.0 15.1 15.1

Percent Vacant for at Least Three

Months

 1-50 Percent ................................... 100.0 23.7 24.0 31.4 20.9 100.0 24.3 28.2 29.1 18.4 11.7

 51-99 Percent ................................. 100.0 8.3 25.1 48.4 18.2 100.0 22.4 19.5 35.0 23.0 23.8

 100 Percent .................................... 100.0 11.0 25.4 44.5 19.2 100.0 18.3 23.0 33.5 25.2 15.6

 None ............................................... 100.0 16.0 25.1 41.2 17.7 100.0 18.6 25.2 38.3 17.9 6.9

Ownership and Occupancy

 Nongovernment Owned ................. 100.0 16.2 25.4 41.1 17.2 100.0 18.9 24.9 36.9 19.3 6.3

 Owner Occupied .......................... 100.0 17.3 26.4 39.7 16.6 100.0 19.0 27.1 35.2 18.7 6.4

 Nonowner Occupied ..................... 100.0 13.7 21.2 44.2 20.9 100.0 19.2 18.0 42.2 20.6 13.9

 Unoccupied .................................. 100.0 9.6 27.1 51.1 12.2 100.0 15.2 23.9 38.5 22.4 22.4

 Government Owned ....................... 100.0 14.7 22.0 39.0 24.3 100.0 22.6 27.5 33.7 16.2 12.2

Number of Establishments

 One ................................................ 100.0 15.9 25.2 41.3 17.7 100.0 18.6 25.6 38.4 17.5 7.3

 2 to 5 .............................................. 100.0 20.1 26.0 33.1 20.8 100.0 23.0 23.2 30.4 23.4 12.9

 6 to 10 ............................................ 100.0 18.4 17.7 34.9 29.0 100.0 16.9 22.0 34.2 26.9 20.8

 11 to 20 .......................................... 100.0 11.4 17.9 41.9 28.8 100.0 17.4 25.4 40.2 16.9 28.3

 More than 20 .................................. 100.0 16.5 15.2 52.2 16.1 100.0 31.5 28.4 23.7 16.4 24.1

 Currently Unoccupied ..................... 100.0 9.7 26.2 50.9 13.2 100.0 13.5 28.4 36.8 21.2 22.8

See footnotes at end of table.

40 Energy Information Administration/Commercial Buildings Characteristrics 1992
Table A3. Census Region, Percent of Buildings and Floorspace, 1992 (Continued)

Building

Characteristics

 RSE Column Factor:

Percent of Buildings Percent of Floorspace

RSE

Row

Factor

All

Buildings Northeast Midwest South West

All

Buildings Northeast Midwest South West

-- 1.1 1.0 0.8 1.2 -- 1.2 0.9 0.9 1.1

Percent of Floorspace Heated

 Not Heated ..................................... 100.0 11.8 25.8 42.9 19.5 100.0 10.4 18.0 48.0 23.5 15.7

 1 to 50 ............................................ 100.0 14.3 23.7 43.4 18.6 100.0 22.1 18.2 39.4 20.3 14.1

 51 to 99 .......................................... 100.0 18.0 23.2 37.1 21.8 100.0 20.7 22.0 30.4 26.8 10.9

 100 ................................................. 100.0 17.0 25.5 40.6 16.9 100.0 20.3 29.5 35.0 15.3 7.0

Percent of Floorspace Cooled

 Not Cooled ..................................... 100.0 19.1 32.0 30.2 18.6 100.0 20.7 26.7 31.1 21.4 11.4

 1 to 50 ............................................ 100.0 20.5 24.4 41.3 13.7 100.0 26.0 29.1 29.8 15.1 8.9

 51 to 99 .......................................... 100.0 19.0 25.9 37.0 18.1 100.0 22.0 27.6 29.5 20.9 10.8

 100 ................................................. 100.0 9.3 19.6 50.3 20.8 100.0 11.5 19.8 49.5 19.2 9.2

Percent Lit when Open

 Not Lit ............................................. 100.0 11.2 33.3 43.2 12.2 100.0 13.9 31.4 36.4 18.3 19.6

 1 to 50 ............................................ 100.0 19.3 27.8 39.0 13.9 100.0 17.7 27.8 37.7 16.9 11.2

 51 to 99 .......................................... 100.0 21.1 25.8 34.8 18.3 100.0 21.8 27.5 32.4 18.3 11.7

 100 ................................................. 100.0 14.2 22.6 42.9 20.3 100.0 20.0 23.7 37.2 19.1 6.9

Heating Equipment (more than

one may apply)

 Heat Pumps ................................... 100.0 9.2 6.2 62.4 22.1 100.0 16.1 16.0 43.9 24.0 15.7

 Furnaces ........................................ 100.0 17.2 35.0 33.0 14.9 100.0 19.3 33.0 29.4 18.3 9.7

 Individual Space Heaters ............... 100.0 14.9 25.7 42.7 16.8 100.0 21.9 27.6 34.1 16.3 9.5

 District Heat .................................... 100.0 24.9 25.1 28.5 21.5 100.0 29.7 35.8 17.7 16.8 18.7

 Boilers ............................................ 100.0 41.8 30.2 17.7 10.4 100.0 30.0 31.3 26.2 12.5 11.1

 Packaged Heating Units ................. 100.0 9.9 13.9 50.5 25.6 100.0 18.1 19.0 40.3 22.7 11.2

 Other .............................................. 100.0 27.7 25.3 35.3 Q 100.0 20.0 22.7 34.2 Q 30.6

Cooling Equipment (more than

one may apply)

 Residential-Type Central Air

 Conditioners .................................. 100.0 11.9 33.7 44.4 10.1 100.0 16.7 32.9 38.3 12.1 11.9

 Heat Pumps ................................... 100.0 9.5 6.5 62.8 21.3 100.0 15.3 16.8 44.5 23.3 15.2

 Individual Air Conditioners ............. 100.0 26.3 22.4 42.3 9.0 100.0 32.3 26.3 31.6 9.8 11.7

 District Chilled Water ...................... 100.0 7.3 25.1 36.2 31.4 100.0 14.6 33.1 31.9 20.4 28.9

 Central Chillers ............................... 100.0 19.7 22.0 40.6 17.7 100.0 19.4 24.3 37.4 18.9 14.9

 Packaged Air-Conditioning

 Units .............................................. 100.0 14.2 22.7 41.8 21.2 100.0 21.1 23.6 36.1 19.1 8.2

 Swamp Coolers .............................. 100.0 Q Q 21.6 71.9 100.0 Q Q 16.1 74.1 19.7

 Other .............................................. 100.0 Q Q Q Q 100.0 Q Q Q Q 100.0

Building Shell Conservation

Features (more than one may

apply)

 Roof or Ceiling Insulation ............... 100.0 15.9 25.5 40.5 18.1 100.0 19.7 25.7 36.0 18.7 6.8

 Wall Insulation ................................ 100.0 16.2 25.2 41.4 17.3 100.0 20.0 24.6 36.6 18.8 7.9

 Storm or Multiple Glazing ............... 100.0 25.0 36.7 26.7 11.6 100.0 27.2 33.3 28.2 11.3 9.5

 Tinted, Reflective or Shading

 Glass ............................................. 100.0 10.8 22.0 42.2 24.9 100.0 16.5 25.8 35.0 22.7 9.4

 Exterior or Interior Shading

 or Awnings .................................... 100.0 15.1 23.1 40.0 21.9 100.0 18.9 24.6 35.8 20.7 8.4

 Windows that Open ........................ 100.0 21.3 25.5 35.7 17.5 100.0 26.6 28.1 30.5 14.8 8.6

HVAC Conservation Features

(more than one may apply)

 Variable Air-Volume System .......... 100.0 18.3 27.4 23.6 30.8 100.0 22.5 29.9 26.8 20.8 13.7

 Economizer Cycle .......................... 100.0 15.3 30.5 28.9 25.2 100.0 22.4 30.4 28.3 18.9 12.2

 HVAC Maintenance ........................ 100.0 19.8 23.8 37.7 18.7 100.0 21.6 25.9 33.6 18.9 6.9

See footnotes at end of table.

Energy Information Administration/Commercial Buildings Characteristrics 1992 41
Table A3. Census Region, Percent of Buildings and Floorspace, 1992 (Continued)

Building

Characteristics

 RSE Column Factor:

Percent of Buildings Percent of Floorspace

RSE

Row

Factor

All

Buildings Northeast Midwest South West

All

Buildings Northeast Midwest South West

-- 1.1 1.0 0.8 1.2 -- 1.2 0.9 0.9 1.1

Lighting Conservation Features

(more than one may apply)

 Specular Reflectors ........................ 100.0 19.9 24.6 35.2 20.2 100.0 25.2 26.4 27.9 20.6 11.7

 Natural Lighting Control

 Sensors ......................................... 100.0 16.8 30.4 26.4 26.4 100.0 20.4 39.4 18.5 21.7 19.3

 Occupancy Sensors ....................... 100.0 13.4 27.5 11.4 47.8 100.0 24.1 20.5 21.1 34.4 19.1

 Time Clock ..................................... 100.0 21.8 21.4 27.3 29.4 100.0 22.2 19.8 31.1 27.0 14.6

 Manual Dimmer Switches .............. 100.0 19.5 29.0 28.4 23.1 100.0 24.5 30.6 24.3 20.5 12.5

 Other .............................................. 100.0 26.9 20.5 14.9 37.7 100.0 23.7 27.1 16.9 32.2 20.2

Energy Conservation Features

(more than one may apply)

 Any Conservation Features ............ 100.0 16.3 25.2 39.9 18.6 100.0 20.0 25.8 35.2 19.0 6.5

 Building Shell ................................. 100.0 16.4 25.5 39.5 18.6 100.0 20.3 25.8 35.1 18.8 6.6

 HVAC ............................................. 100.0 19.4 24.0 37.6 19.0 100.0 21.6 26.1 33.5 18.8 6.7

 Lighting ........................................... 100.0 20.4 25.0 31.8 22.7 100.0 22.8 26.4 28.2 22.5 9.0

 Other .............................................. 100.0 21.6 25.6 32.1 20.7 100.0 27.3 26.5 29.5 16.7 13.9

Energy Management Practices

(more than one may apply)

 Energy Management

 and Control

 System .......................................... 100.0 16.3 28.8 29.9 24.9 100.0 17.3 30.4 31.5 20.8 12.7

 Demand-Side Management

 Participation .................................. 100.0 31.4 21.7 23.0 23.9 100.0 30.4 29.0 23.0 17.6 13.1

 Energy Audit ................................... 100.0 25.4 23.3 30.1 21.2 100.0 28.0 26.7 25.8 19.6 9.9

 Building Energy Manager ............... 100.0 15.5 23.0 28.8 32.7 100.0 14.7 28.0 41.8 15.5 24.7

Demand-Side Management

Programs (more than one may

apply)

 Building Shell Program ................... 100.0 35.9 23.4 23.7 17.0 100.0 18.3 41.4 25.3 14.9 29.6

 HVAC Program .............................. 100.0 19.8 21.6 31.9 26.7 100.0 21.8 31.2 27.9 19.1 14.2

 Lighting Program ............................ 100.0 37.2 21.6 19.4 21.9 100.0 34.2 29.8 19.8 16.3 15.5

 Other DSM Programs ..................... 100.0 28.1 24.3 30.1 17.5 100.0 29.2 29.5 26.7 14.7 17.8

-- = Data not applicable.

Q = Data withheld because the Relative Standard Error (RSE) was greater than 50 percent, or fewer than 20 buildings were sampled.

Notes: • To obtain a RSE percentage for any table cell, multiply the cell’s corresponding RSE column and RSE row factors. • See Glossary for explanation of

abbreviations and definitions of terms used in this report.

Source: Energy Information Administration, Office of Energy Marketsand End Use, Form EIA-871A, "Building Questionnaire," 1992 Commercial Buildings Energy

Consumption Survey.

42 Energy Information Administration/Commercial Buildings Characteristrics 1992
Table A4. Census Region and Division, Number of Buildings, 1992

 (Thousand)

Building

Characteristics

 RSE Column Factor:

All

Buildings

Census Region and Division

RSE

Row

Factor

Northeast Midwest South West

New

England

Middle

Atlantic

East

North

Central

West

North

Central

South

Atlantic

East

South

Central

West

South

Central Mountain Pacific

0.3 1.7 1.0 0.8 1.3 0.8 1.3 1.2 1.5 0.9

All Buildings ................................... 4,806 186 585 749 453 755 454 754 297 574 13.0

Building Floorspace (square feet)

 1,001 to 5,000 ................................ 2,681 87 297 422 254 431 249 490 166 285 16.1

 5,001 to 10,000 .............................. 975 50 129 149 92 138 97 135 51 133 14.7

 10,001 to 25,000 ............................ 647 22 88 104 59 99 63 76 49 87 15.3

 25,001 to 50,000 ............................ 280 14 40 37 29 51 29 26 20 35 17.6

 50,001 to 100,000 .......................... 116 9 16 22 8 18 8 14 5 16 17.6

 100,001 to 200,000 ........................ 71 3 8 9 6 13 7 7 4 14 23.9

 200,001 to 500,000 ........................ 26 (*) 5 5 4 4 1 2 1 4 25.3

 Over 500,000 ................................. 9 Q 2 1 1 1 Q Q Q 1 44.0

Principal Building Activity

 Education ....................................... 301 12 26 26 20 40 19 54 22 82 21.6

 Food Sales ..................................... 130 Q Q Q Q Q Q Q Q Q 38.4

 Food Service ................................. 260 Q 45 48 Q 39 Q 34 Q 38 20.6

 Health Care .................................... 63 Q 9 8 Q Q Q Q Q 19 37.5

 Lodging .......................................... 154 Q 21 11 15 29 17 11 13 28 30.5

 Mercantile and Service ................... 1,272 55 191 216 113 177 137 196 63 124 14.2

 Office .............................................. 749 42 84 116 53 113 78 108 52 102 18.0

 Parking Garage .............................. 24 Q Q Q Q 2 Q Q Q 2 56.8

 Public Assembly ............................. 278 11 29 44 32 53 17 49 17 26 22.3

 Public Order and Safety ................. 60 Q 16 Q Q Q Q Q Q Q 32.9

 Religious Worship .......................... 366 Q 22 47 39 86 Q 65 23 33 23.8

 Warehouse and Storage ................ 761 18 91 142 91 116 83 117 48 54 22.5

 Other .............................................. 69 Q 13 Q 11 11 Q Q Q Q 43.8

 Vacant ............................................ 319 Q 29 53 27 47 35 72 Q 31 24.0

Year Constructed

 1899 or Before ............................... 169 10 42 52 26 Q Q Q Q Q 27.4

 1900 to 1919 .................................. 255 22 41 67 38 21 Q 26 Q Q 27.4

 1920 to 1945 .................................. 724 36 130 125 68 98 59 100 35 74 21.2

 1946 to 1959 .................................. 880 37 87 134 74 127 70 172 48 131 16.6

 1960 to 1969 .................................. 783 23 99 111 63 140 74 111 52 110 17.0

 1970 to 1979 .................................. 982 29 89 167 81 158 110 158 64 126 17.3

 1980 to 1989 .................................. 884 25 87 75 83 175 99 169 69 101 17.3

 1990 to 1992 .................................. 128 Q 9 18 20 26 16 9 4 21 35.2

Energy Sources (more than one

may apply)

 Electricity ........................................ 4,616 186 569 723 416 736 428 712 283 562 12.8

 Natural Gas .................................... 2,665 63 307 561 287 188 224 476 198 362 15.3

 Fuel Oil ........................................... 559 104 180 59 20 130 35 17 3 11 23.3

 District Heat .................................... 95 6 18 10 13 16 5 7 9 12 27.6

 District Chilled Water ...................... 28 Q 2 1 6 6 Q 3 Q 7 41.2

 Propane .......................................... 337 Q 45 33 Q 101 38 Q Q Q 31.4

 Any Other ....................................... 163 Q 24 24 Q 40 Q Q Q 19 32.7

Energy End Uses (more than one

may apply)

 Heated Buildings ............................ 4,178 182 513 662 385 657 404 626 255 495 12.7

 Air-Conditioned Buildings ............... 3,502 128 393 478 307 596 369 604 221 407 12.4

 Buildings with Water Heating ......... 3,502 162 464 577 329 509 316 482 222 442 12.6

 Buildings with Cooking ................... 734 36 106 132 69 105 56 96 32 102 16.4

 Buildings with Manufacturing ......... 121 13 13 21 Q 14 Q 19 Q 13 29.3

See footnotes at end of table.

Energy Information Administration/Commercial Buildings Characteristrics 1992 43
Table A4. Census Region and Division, Number of Buildings, 1992 (Continued)

 (Thousand)

Building

Characteristics

 RSE Column Factor:

All

Buildings

Census Region and Division

RSE

Row

Factor

Northeast Midwest South West

New

England

Middle

Atlantic

East

North

Central

West

North

Central

South

Atlantic

East

South

Central

West

South

Central Mountain Pacific

0.3 1.7 1.0 0.8 1.3 0.8 1.3 1.2 1.5 0.9

Predominant Exterior Wall

Material

 Masonry ......................................... 3,115 116 387 498 262 524 296 441 210 383 12.5

 Siding or Shingles .......................... 764 48 129 122 76 104 49 104 27 105 20.8

 Metal Panels .................................. 745 Q 55 113 102 101 96 175 Q 45 23.3

 Concrete Panels ............................. 87 Q 5 5 7 Q Q 22 8 26 27.6

 Window Glass ................................ 46 Q Q Q Q Q Q 5 Q 7 38.7

 Other .............................................. 47 Q Q Q Q Q Q Q Q Q 57.0

Predominant Roof Material

 Built-Up .......................................... 1,642 57 170 229 117 256 143 266 134 272 13.3

 Shingles (Not Wood) ...................... 1,381 76 202 245 124 232 133 166 63 139 16.3

 Metal Surfacing .............................. 1,037 Q 89 135 133 162 125 250 Q 68 21.9

 Synthetic or Rubber ....................... 386 28 72 112 41 46 25 27 11 25 18.9

 Slate or Tile .................................... 155 8 32 12 Q 21 Q Q Q 38 27.9

 Concrete ......................................... 37 Q 2 4 Q 15 Q Q Q 6 53.5

 Other .............................................. 167 Q 18 Q 26 23 Q 26 Q 26 33.2

Floors

 One ................................................ 3,007 70 259 381 253 518 312 625 198 390 16.3

 Two ................................................ 1,154 54 160 226 134 172 113 102 65 129 13.9

 Three .............................................. 446 39 115 113 45 44 21 19 16 34 22.5

 Four to Nine ................................... 186 23 48 27 20 19 7 Q 16 18 25.3

 Ten or More .................................... 13 Q 3 2 Q Q Q Q Q 3 35.4

Percent Window Glass

 25 or Less ...................................... 4,193 147 499 660 422 679 392 683 258 452 13.5

 26 to 50 .......................................... 490 27 67 68 28 60 50 59 33 98 17.0

 51 to 75 .......................................... 94 11 15 20 Q 9 Q Q Q 19 31.8

 76 to 100 ........................................ 29 Q 3 2 Q 8 Q Q Q 4 42.1

Workers (main shift)

 Less than 5 ..................................... 2,718 76 328 447 275 448 247 485 155 257 16.1

 5 to 9 .............................................. 895 44 104 148 69 117 78 145 63 125 15.4

 10 to 19 .......................................... 561 27 67 66 56 90 73 60 36 87 18.2

 20 to 49 .......................................... 405 23 54 54 33 61 41 45 27 67 16.4

 50 to 99 .......................................... 130 10 19 20 12 23 9 11 8 18 19.9

 100 to 249 ...................................... 64 3 7 11 6 10 5 5 4 13 22.0

 250 or More .................................... 31 2 6 4 3 6 1 2Q 6 23.6

Weekly Operating Hours

 39 or Fewer .................................... 1,039 16 107 176 138 185 93 208 46 70 20.7

 40 to 48 .......................................... 1,278 52 139 198 96 183 151 207 86 166 16.6

 49 to 60 .......................................... 1,004 43 141 159 72 152 84 159 61 132 15.3

 61 to 84 .......................................... 645 33 95 107 63 91 44 85 38 88 14.4

 85 to 167 ........................................ 478 28 55 74 53 72 42 52 36 65 19.8

 Open Continuously ......................... 362 14 47 34 31 71 41 43 29 53 21.0

Percent Vacant for at Least Three

Months

 1-50 Percent ................................... 362 30 55 51 36 53 23 38 20 56 18.7

 51-99 Percent ................................. 97 Q 6 11 Q 15 Q 22 Q 10 36.2

 100 Percent .................................... 398 Q 36 55 46 61 36 80 23 54 23.7

 None ............................................... 3,948 146 487 632 357 626 385 614 247 454 13.3

Ownership and Occupancy

 Nongovernment Owned ................. 4,206 163 520 679 392 660 407 662 251 474 12.9

 Owner Occupied .......................... 3,192 140 413 562 282 474 321 473 205 325 13.6

 Nonowner Occupied ..................... 817 21 91 82 91 149 73 139 39 132 18.9

 Unoccupied .................................. 197 Q 17 35 Q 37 Q 51 Q 17 30.9

 Government Owned ....................... 599 23 65 71 61 95 47 91 46 100 20.6

See footnotes at end of table.

44 Energy Information Administration/Commercial Buildings Characteristrics 1992
Table A4. Census Region and Division, Number of Buildings, 1992 (Continued)

 (Thousand)

Building

Characteristics

 RSE Column Factor:

All

Buildings

Census Region and Division

RSE

Row

Factor

Northeast Midwest South West

New

England

Middle

Atlantic

East

North

Central

West

North

Central

South

Atlantic

East

South

Central

West

South

Central Mountain Pacific

0.3 1.7 1.0 0.8 1.3 0.8 1.3 1.2 1.5 0.9

Number of Establishments

 One ................................................ 3,886 144 473 614 363 608 380 617 246 441 13.9

 2 to 5 .............................................. 517 33 71 83 51 67 49 55 31 76 18.7

 6 to 10 ............................................ 89 Q 11 7 Q 21 Q 9 Q 24 28.4

 11 to 20 .......................................... 49 Q Q Q Q 12 Q Q Q 10 44.8

 More than 20 .................................. 36 Q 5 3 3 8 Q 7 Q 5 36.0

 Currently Unoccupied ..................... 229 Q 20 39 Q 40 Q 60 Q 17 28.9

Percent of Floorspace Heated

 Not Heated ..................................... 653 Q 72 98 71 100 50 130 Q 84 20.7

 1 to 50 ............................................ 688 20 78 105 58 126 67 106 37 91 19.0

 51 to 99 .......................................... 618 35 76 89 54 80 40 109 39 96 19.2

 100 ................................................. 2,846 126 358 457 270 449 297 409 178 302 13.0

Percent of Floorspace Cooled

 Not Cooled ..................................... 1,304 58 192 272 146 160 84 150 76 167 19.1

 1 to 50 ............................................ 1,176 49 192 176 111 200 110 177 51 110 15.0

 51 to 99 .......................................... 658 40 85 112 58 82 66 96 41 79 18.2

 100 ................................................. 1,668 39 116 190 137 314 194 331 129 218 14.7

Percent Lit when Open

 Not Lit ............................................. 413 Q 41 61 77 50 37 92 Q 26 26.0

 1 to 50 ............................................ 881 29 141 161 84 134 73 137 44 78 17.5

 51 to 99 .......................................... 813 40 131 148 62 122 61 101 49 100 16.6

 100 ................................................. 2,699 112 271 379 230 450 284 424 180 369 13.3

Heating Equipment (more than

one may apply)

 Heat Pumps ................................... 449 8 34 16 12 160 78 43 30 70 23.2

 Furnaces ........................................ 1,692 60 231 378 213 187 129 241 104 148 16.3

 Individual Space Heaters ............... 1,464 55 163 233 143 229 173 223 90 155 16.9

 District Heat .................................... 93 6 18 10 13 16 5 6 8 12 27.9

 Boilers ............................................ 624 90 171 124 64 63 24 23 32 33 18.5

 Packaged Heating Units ................. 870 22 65 76 45 155 88 197 41 181 18.1

 Other .............................................. 42 Q Q Q Q Q Q Q Q Q 65.5

Cooling Equipment (more than

one may apply)

 Residential-Type Central

 Air Conditioners .............................. 816 33 64 157 118 113 71 179 33 49 20.6

 Heat Pumps ................................... 454 11 32 18 11 161 83 41 30 66 21.5

 Individual Air Conditioners ............. 1,023 64 204 161 69 163 110 161 26 66 18.2

 District Chilled Water ...................... 28 Q 2 1 6 6 Q 3 Q 7 41.2

 Central Chillers ............................... 142 11 17 19 13 32 10 16 8 17 22.0

 Packaged Air-Conditioning

 Units ............................................... 1,459 48 160 197 134 211 136 263 78 232 14.8

 Swamp Coolers .............................. 179 Q Q Q Q Q Q 33 93 36 34.8

 Other .............................................. 8 Q Q Q Q Q Q Q Q Q 126.7

Building Shell Conservation

Features (more than one may

apply)

 Roof or Ceiling Insulation ............... 3,343 151 380 538 313 561 310 485 231 374 13.1

 Wall Insulation ................................ 2,320 102 273 362 222 391 229 339 137 264 14.3

 Storm or Multiple Glazing ............... 1,680 110 310 399 217 203 136 110 96 99 16.8

 Tinted, Reflective or Shading

 Glass .............................................. 1,068 32 83 137 99 189 95 166 79 188 15.1

 Exterior or Interior Shading

 or Awnings ..................................... 1,853 81 198 259 168 306 170 265 134 272 14.6

 Windows that Open ........................ 2,119 119 332 354 187 338 165 252 122 249 15.8

See footnotes at end of table.

Energy Information Administration/Commercial Buildings Characteristrics 1992 45
Table A4. Census Region and Division, Number of Buildings, 1992 (Continued)

 (Thousand)

Building

Characteristics

 RSE Column Factor:

All

Buildings

Census Region and Division

RSE

Row

Factor

Northeast Midwest South West

New

England

Middle

Atlantic

East

North

Central

West

North

Central

South

Atlantic

East

South

Central

West

South

Central Mountain Pacific

0.3 1.7 1.0 0.8 1.3 0.8 1.3 1.2 1.5 0.9

HVAC Conservation Features

(more than one may apply)

 Variable Air-Volume System .......... 250 Q 30 41 27 28 11 20 21 56 17.7

 Economizer Cycle .......................... 414 17 46 71 56 66 28 26 36 69 18.9

 HVAC Maintenance ........................ 2,503 144 351 373 223 398 219 328 155 312 13.5

Lighting Conservation Features

(more than one may apply)

 Specular Reflectors ........................ 574 32 82 89 52 85 44 73 23 93 18.9

 Natural Lighting Control

 Sensors .......................................... 74 2 11 15 8 12 Q Q 9 11 33.0

 Occupancy Sensors ....................... 59 3 4 15 Q 3 Q 3 4 24 28.7

 Time Clock ..................................... 339 23 51 51 22 56 10 27 33 66 20.6

 Manual Dimmer Switches .............. 413 31 50 79 41 49 24 45 32 64 18.8

 Other .............................................. 78 Q 18 10 Q 5 Q Q 13 17 37.0

Energy Conservation Features

(more than one may apply)

 Any Conservation Features ............ 4,357 182 530 693 403 704 391 642 279 533 12.9

 Building Shell ................................. 4,223 179 514 677 399 679 371 617 269 518 13.1

 HVAC ............................................. 2,604 145 359 390 236 420 226 333 166 328 13.2

 Lighting ........................................... 1,178 72 168 195 100 164 74 137 81 187 14.2

 Other .............................................. 264 13 44 50 18 44 8 32 15 40 23.8

Energy Management Practices

(more than one may apply)

 Energy Management

 and Control System ........................ 236 14 25 44 24 23 27 21 14 45 20.3

 Demand-Side Management

 Participation ................................... 315 45 54 53 16 44 15 14 13 62 23.1

 Energy Audit ................................... 521 43 89 84 38 64 34 59 17 93 20.0

 Building Energy Manager ............... 49 Q Q 7 Q 3 Q 10 Q 12 40.3

Demand-Side Management

Programs (more than one may

apply)

 Building Shell Program ................... 36 Q Q 8 Q 6 Q Q Q 6 50.2

 HVAC Program .............................. 154 Q 20 25 8 33 Q 8 Q 32 23.9

 Lighting Program ............................ 228 41 44 42 7 25 9 10 8 41 26.0

 Other DSM Programs ..................... 110 Q 13 19 7 22 Q 6 Q 18 26.8

(*) = Value rounds to zero in the units displayed.

Q = Data withheld because the Relative Standard Error (RSE) was greater than 50 percent, or fewer than 20 buildings were sampled.

Notes: • To obtain a RSE percentage for any table cell, multiply the cell’s corresponding RSE column and RSE row factors. • See Glossary for explanation of

abbreviations and definitions of terms used in this report.

Source: Energy Information Administration, Office of Energy Marketsand End Use, Form EIA-871A, "Building Questionnaire," 1992 Commercial Buildings Energy

Consumption Survey.

46 Energy Information Administration/Commercial Buildings Characteristrics 1992
Table A5. Census Region and Division, Floorspace, 1992

 (Million Square Feet)

Building

Characteristics

 RSE Column Factor:

Total

Floorspace

of All

Buildings

Census Region and Division

RSE

Row

Factor

Northeast Midwest South West

New

England

Middle

Atlantic

East

North

Central

West

North

Central

South

Atlantic

East

South

Central

West

South

Central Mountain Pacific

0.4 1.5 1.1 0.8 1.2 0.9 1.1 1.3 1.3 0.9

All Buildings ................................... 67,876 3,265 10,135 10,712 6,568 10,586 5,375 8,616 3,645 8,974 10.9

Building Floorspace (square feet)

 1,001 to 5,000 ................................ 7,327 240 834 1,224 666 1,123 659 1,373 460 748 16.2

 5,001 to 10,000 .............................. 7,199 387 949 1,079 684 1,028 703 992 388 988 14.5

 10,001 to 25,000 ............................ 10,375 333 1,330 1,685 1,004 1,542 999 1,241 811 1,430 14.9

 25,001 to 50,000 ............................ 10,069 520 1,456 1,356 998 1,737 1,047 912 773 1,270 18.4

 50,001 to 100,000 .......................... 8,062 625 1,127 1,588 510 1,254 585 1,003 288 1,083 17.2

 100,001 to 200,000 ........................ 9,678 460 1,138 1,231 817 1,847 943 930 497 1,815 23.3

 200,001 to 500,000 ........................ 7,889 156 1,540 1,496 1,343 1,083 359 526 295 1,091 25.1

 Over 500,000 ................................. 7,278 Q 1,759 1,053 548 972 Q Q Q 550 40.3

Principal Building Activity

 Education ....................................... 8,470 604 1,364 1,534 852 1,168 548 904 410 1,086 17.8

 Food Sales ..................................... 757 Q Q Q Q Q Q Q Q Q 38.6

 Food Service ................................. 1,491 Q 348 290 Q 180 Q 178 Q 154 21.0

 Health Care .................................... 1,763 Q 241 265 222 307 Q Q Q 261 29.9

 Lodging .......................................... 2,891 Q 458 409 168 524 258 261 235 419 27.1

 Mercantile and Service ................... 12,402 603 2,195 1,860 1,296 1,632 1,129 1,472 662 1,552 18.8

 Office .............................................. 12,319 691 1,833 2,025 780 2,040 941 1,171 758 2,080 15.2

 Parking Garage .............................. 1,652 Q Q Q Q Q Q Q Q 224 55.2

 Public Assembly ............................. 4,556 Q 547 457 404 704 180 Q 207 442 28.7

 Public Order and Safety ................. 820 Q 268 Q Q Q Q Q Q Q 47.4

 Religious Worship .......................... 3,747 Q 377 816 322 649 286 431 200 592 30.2

 Warehouse and Storage ................ 11,484 289 1,475 1,909 1,199 2,115 1,441 1,408 607 1,042 24.5

 Other .............................................. 1,130 Q 120 Q Q 167 Q Q Q 181 36.9

 Vacant ............................................ 4,396 Q 490 538 505 437 253 914 236 805 29.8

Year Constructed

 1899 or Before ............................... 1,721 113 562 404 Q Q Q Q Q Q 28.6

 1900 to 1919 .................................. 3,608 310 743 780 Q Q Q Q Q Q 28.1

 1920 to 1945 .................................. 8,712 570 2,085 1,586 710 1,006 562 1,078 297 818 22.6

 1946 to 1959 .................................. 10,421 441 1,629 1,921 708 1,230 1,057 1,610 545 1,280 19.7

 1960 to 1969 .................................. 12,612 436 2,048 1,861 790 2,667 907 1,340 670 1,892 20.1

 1970 to 1979 .................................. 14,014 634 1,490 2,350 1,736 2,267 1,195 1,478 699 2,166 16.2

 1980 to 1989 .................................. 14,287 669 1,384 1,442 1,540 2,589 1,266 2,463 1,022 1,912 20.5

 1990 to 1992 .................................. 2,502 Q 194 369 301 487 268 151 148 491 25.8

Energy Sources (more than one

may apply)

 Electricity ........................................ 66,549 3,265 9,971 10,586 6,328 10,431 5,237 8,318 3,562 8,853 11.0

 Natural Gas .................................... 45,097 1,761 6,798 8,669 5,169 4,776 3,259 5,372 2,560 6,732 12.1

 Fuel Oil ........................................... 13,218 2,184 3,351 1,604 938 2,319 557 706 348 1,212 18.4

 District Heat .................................... 5,339 413 1,147 991 893 451 131 402 364 548 24.6

 District Chilled Water ...................... 2,066 Q 245 Q 462 252 Q 345 Q 345 36.7

 Propane .......................................... 3,393 Q 581 349 230 1,177 221 Q Q 221 27.8

 Any Other ....................................... 1,551 Q 383 136 Q Q Q Q Q Q 35.6

Energy End Uses (more than one

may apply)

 Heated Buildings ............................ 61,996 3,220 9,638 10,168 6,135 9,482 4,550 7,627 3,382 7,794 10.8

 Air-Conditioned Buildings ............... 57,041 2,647 8,511 8,748 5,635 9,358 4,397 7,451 3,081 7,215 11.2

 Buildings with Water Heating ......... 58,479 3,043 9,367 9,580 5,880 8,581 4,127 6,884 3,221 7,795 10.7

 Buildings with Cooking ................... 23,065 1,411 4,329 3,727 2,073 3,379 1,337 3,052 1,007 2,751 17.4

 Buildings with Manufacturing ......... 3,174 371 385 722 173 486 Q 488 Q 301 30.9

See footnotes at end of table.

Energy Information Administration/Commercial Buildings Characteristrics 1992 47
Table A5. Census Region and Division, Floorspace, 1992 (Continued)

 (Million Square Feet)

Building

Characteristics

 RSE Column Factor:

Total

Floorspace

of All

Buildings

Census Region and Division

RSE

Row

Factor

Northeast Midwest South West

New

England

Middle

Atlantic

East

North

Central

West

North

Central

South

Atlantic

East

South

Central

West

South

Central Mountain Pacific

0.4 1.5 1.1 0.8 1.2 0.9 1.1 1.3 1.3 0.9

Predominant Exterior Wall

Material

 Masonry ......................................... 48,585 2,537 7,444 8,236 4,677 7,852 3,297 6,024 2,643 5,874 11.7

 Siding or Shingles .......................... 3,873 365 643 617 400 371 224 457 96 700 20.4

 Metal Panels .................................. 7,392 Q 786 967 808 1,389 1,300 1,211 301 487 22.8

 Concrete Panels ............................. 4,961 Q Q 323 418 587 Q 511 514 1,241 27.2

 Window Glass ................................ 2,028 Q 310 480 Q 320 Q 220 Q 380 35.4

 Other .............................................. 1,037 Q Q Q Q Q Q Q Q Q 55.6

Predominant Roof Material

 Built-Up .......................................... 30,257 882 4,007 4,485 1,889 5,096 2,175 4,381 2,048 5,293 15.1

 Shingles (Not Wood) ...................... 10,570 696 1,738 2,221 992 1,201 872 1,095 466 1,289 18.7

 Metal Surfacing .............................. 9,019 Q 678 941 1,123 1,884 1,184 2,029 424 579 20.1

 Synthetic or Rubber ....................... 11,702 941 2,817 2,489 1,828 1,169 848 597 317 695 18.1

 Slate or Tile .................................... 1,998 209 317 186 Q 310 Q 200 Q 431 33.9

 Concrete ......................................... 2,544 Q 225 Q Q Q Q 167 Q 418 42.9

 Other .............................................. 1,786 Q 354 Q 246 242 Q 146 Q 269 30.1

Floors

 One ................................................ 25,424 563 2,271 3,172 1,974 4,634 2,622 5,637 1,384 3,168 17.1

 Two ................................................ 18,025 883 2,680 3,389 1,764 2,619 1,480 1,561 1,138 2,511 15.3

 Three .............................................. 9,877 623 2,184 1,969 1,073 1,288 420 547 388 1,385 18.8

 Four to Nine ................................... 10,377 832 2,016 1,533 1,456 1,593 Q 440 611 1,217 22.0

 Ten or More .................................... 4,173 Q 984 648 Q 451 Q 432 Q 695 32.8

Percent Window Glass

 25 or Less ...................................... 51,356 1,978 7,011 7,563 5,464 8,644 4,278 7,307 2,851 6,262 12.6

 26 to 50 .......................................... 11,815 1,092 2,387 1,958 894 1,225 744 903 601 2,012 19.3

 51 to 75 .......................................... 3,206 119 582 787 Q 393 Q 255 Q 526 26.4

 76 to 100 ........................................ 1,499 Q 156 Q Q 324 Q Q Q 175 31.5

Workers (main shift)

 Less than 5 ..................................... 17,944 420 2,287 3,023 1,724 2,844 1,264 3,568 947 1,866 18.6

 5 to 9 .............................................. 7,524 342 986 1,192 675 1,252 745 1,015 367 949 16.9

 10 to 19 .......................................... 8,077 360 1,006 808 1,064 1,224 1,272 770 557 1,016 21.6

 20 to 49 .......................................... 10,556 533 1,481 1,659 862 1,653 911 1,254 655 1,549 16.5

 50 to 99 .......................................... 7,763 572 1,327 1,329 673 982 438 865 453 1,125 21.5

 100 to 249 ...................................... 7,378 312 1,065 1,562 905 1,174 342 468 273 1,277 24.0

 250 or More .................................... 8,633 725 1,982 1,138 667 1,455 403 676 393 1,193 24.5

Weekly Operating Hours

 39 or Fewer .................................... 8,246 Q 1,185 1,523 931 1,282 596 1,401 352 762 20.4

 40 to 48 .......................................... 14,998 715 1,557 2,399 1,047 2,414 2,227 1,901 926 1,812 16.5

 49 to 60 .......................................... 14,046 489 2,133 2,404 1,070 2,195 902 1,906 927 2,021 13.8

 61 to 84 .......................................... 12,062 790 1,788 2,116 1,097 1,894 606 1,295 490 1,986 18.5

 85 to 167 ........................................ 8,467 528 1,958 1,033 1,184 949 471 518 456 1,370 19.6

 Open Continuously ......................... 10,057 528 1,514 1,238 1,239 1,852 573 Q 495 1,022 20.4

Percent Vacant for at Least Three

Months

 1-50 Percent ................................... 12,420 920 2,101 2,327 1,174 1,871 700 1,039 507 1,782 19.9

 51-99 Percent ................................. 2,263 Q 307 298 Q 228 Q Q Q 446 38.3

 100 Percent .................................... 4,109 Q 554 439 507 491 295 591 259 775 23.8

 None ............................................... 49,085 1,946 7,173 7,649 4,743 7,995 4,304 6,500 2,804 5,972 12.1

Ownership and Occupancy

 Nongovernment Owned ................. 52,752 2,604 7,374 8,567 4,561 8,032 4,425 7,023 2,794 7,373 11.0

 Owner Occupied .......................... 38,403 2,257 5,054 7,136 3,285 5,456 3,483 4,564 2,240 4,928 10.5

 Nonowner Occupied ..................... 12,273 295 2,055 1,150 1,062 2,262 847 Q 448 2,086 21.3

 Unoccupied .................................. 2,077 Q 265 281 Q 315 Q 390 Q 359 32.4

 Government Owned ....................... 15,124 661 2,761 2,145 2,008 2,553 951 1,593 851 1,602 18.5

See footnotes at end of table.

48 Energy Information Administration/Commercial Buildings Characteristrics 1992
Table A5. Census Region and Division, Floorspace, 1992 (Continued)

 (Million Square Feet)

Building

Characteristics

 RSE Column Factor:

Total

Floorspace

of All

Buildings

Census Region and Division

RSE

Row

Factor

Northeast Midwest South West

New

England

Middle

Atlantic

East

North

Central

West

North

Central

South

Atlantic

East

South

Central

West

South

Central Mountain Pacific

0.4 1.5 1.1 0.8 1.2 0.9 1.1 1.3 1.3 0.9

Number of Establishments

 One ................................................ 47,997 2,171 6,742 7,839 4,428 7,329 4,275 6,805 2,607 5,802 12.9

 2 to 5 .............................................. 7,882 447 1,362 1,033 798 1,081 737 578 621 1,225 22.9

 6 to 10 ............................................ 2,562 Q 330 407 Q 450 Q 367 Q 609 28.7

 11 to 20 .......................................... 2,039 Q 272 Q Q 600 Q Q Q 280 37.2

 More than 20 .................................. 4,938 Q 1,148 935 466 783 Q 277 Q 697 30.8

 Currently Unoccupied ..................... 2,457 Q 281 298 Q 343 Q 454 Q 362 31.3

Percent of Floorspace Heated

 Not Heated ..................................... 6,211 Q 583 625 495 1,159 825 999 269 1,191 27.3

 1 to 50 ............................................ 11,195 500 1,979 1,181 853 2,094 847 1,474 508 1,760 23.1

 51 to 99 .......................................... 10,211 559 1,555 1,607 642 1,444 436 1,227 739 2,002 20.2

 100 ................................................. 40,260 2,142 6,018 7,298 4,578 5,889 3,267 4,916 2,129 4,022 11.5

Percent of Floorspace Cooled

 Not Cooled ..................................... 10,835 618 1,625 1,964 934 1,228 979 1,166 564 1,759 21.7

 1 to 50 ............................................ 21,715 1,377 4,263 3,769 2,549 3,137 1,304 2,041 859 2,417 15.4

 51 to 99 .......................................... 13,872 655 2,393 2,522 1,303 1,823 917 1,357 927 1,975 16.2

 100 ................................................. 21,454 615 1,854 2,457 1,783 4,398 2,175 4,053 1,295 2,824 15.0

Percent Lit when Open

 Not Lit ............................................. 3,280 Q 370 424 607 395 238 560 201 401 28.3

 1 to 50 ............................................ 9,980 436 1,327 1,942 829 1,373 1,071 1,315 336 1,352 20.7

 51 to 99 .......................................... 14,224 824 2,274 2,734 1,180 1,784 791 Q 752 1,847 17.4

 100 ................................................. 40,393 1,921 6,164 5,612 3,953 7,034 3,275 4,704 2,356 5,374 11.5

Heating Equipment (more than

one may apply)

 Heat Pumps ................................... 8,269 295 1,033 857 467 2,218 980 433 452 1,533 20.6

 Furnaces ........................................ 16,909 570 2,698 3,516 2,063 1,742 1,218 2,011 1,008 2,083 15.7

 Individual Space Heaters ............... 22,380 974 3,934 3,721 2,466 3,482 1,541 2,619 1,205 2,438 14.1

 District Heat .................................... 5,225 406 1,147 976 893 401 131 395 342 533 24.8

 Boilers ............................................ 20,664 1,868 4,325 4,234 2,244 2,493 989 Q 800 1,789 15.6

 Packaged Heating Units ................. 16,000 479 2,411 2,053 981 3,061 1,010 2,369 548 3,089 16.8

 Other .............................................. 903 Q Q Q Q Q Q Q Q Q 47.2

Cooling Equipment (more than

one may apply)

 Residential-Type Central

 Air Conditioners .............................. 9,021 588 920 1,758 1,210 1,234 807 1,413 414 677 17.9

 Heat Pumps ................................... 8,406 342 944 924 491 2,298 1,064 383 458 1,502 20.5

 Individual Air Conditioners ............. 17,979 1,201 4,605 3,011 1,712 2,220 1,040 2,423 475 1,292 20.6

 District Chilled Water ...................... 2,066 Q 245 Q 462 252 Q 345 Q 345 36.7

 Central Chillers ............................... 12,991 896 1,623 2,041 1,122 2,161 754 Q 650 1,806 20.6

 Packaged Air-Conditioning

 Units ............................................... 27,830 1,261 4,618 3,930 2,634 4,708 1,781 3,570 1,347 3,981 13.5

 Swamp Coolers .............................. 2,085 Q Q Q Q Q Q Q 1,156 390 33.1

 Other .............................................. 268 Q Q Q Q Q Q Q Q Q 93.0

Building Shell Conservation

Features (more than one may

apply)

 Roof or Ceiling Insulation ............... 50,311 2,720 7,173 7,781 5,137 8,371 3,734 6,002 3,094 6,298 11.1

 Wall Insulation ................................ 33,240 2,001 4,632 5,060 3,124 5,354 2,716 4,106 2,038 4,210 12.1

 Storm or Multiple Glazing ............... 29,684 2,314 5,761 6,180 3,706 3,704 2,083 2,593 1,500 1,843 14.8

 Tinted, Reflective or Shading

 Glass .............................................. 25,396 1,239 2,945 3,955 2,585 3,908 1,587 3,403 1,607 4,166 15.7

 Exterior or Interior Shading

 or Awnings ..................................... 34,071 1,485 4,951 5,087 3,289 5,348 2,433 4,429 1,993 5,056 13.2

 Windows that Open ........................ 28,937 1,918 5,787 5,388 2,729 4,108 2,112 2,617 1,242 3,034 14.2

See footnotes at end of table.

Energy Information Administration/Commercial Buildings Characteristrics 1992 49
Table A5. Census Region and Division, Floorspace, 1992 (Continued)

 (Million Square Feet)

Building

Characteristics

 RSE Column Factor:

Total

Floorspace

of All

Buildings

Census Region and Division

RSE

Row

Factor

Northeast Midwest South West

New

England

Middle

Atlantic

East

North

Central

West

North

Central

South

Atlantic

East

South

Central

West

South

Central Mountain Pacific

0.4 1.5 1.1 0.8 1.2 0.9 1.1 1.3 1.3 0.9

HVAC Conservation Features

(more than one may apply)

 Variable Air-Volume System .......... 13,970 993 2,154 2,657 1,515 1,448 433 Q 710 2,197 18.9

 Economizer Cycle .......................... 18,313 976 3,134 3,080 2,491 2,204 894 Q 1,197 2,256 16.9

 HVAC Maintenance ........................ 49,173 2,811 7,823 7,809 4,928 7,614 3,290 5,601 2,725 6,572 10.6

Lighting Conservation Features

(more than one may apply)

 Specular Reflectors ........................ 15,241 852 2,985 2,266 1,751 2,328 1,023 898 613 2,525 16.8

 Natural Lighting Control

 Sensors .......................................... 3,072 218 409 795 Q 383 Q Q 216 450 25.6

 Occupancy Sensors ....................... 3,629 252 622 468 Q 305 Q 367 Q 905 23.3

 Time Clock ..................................... 12,104 848 1,836 1,752 640 1,782 368 Q 751 2,511 21.8

 Manual Dimmer Switches .............. 12,329 814 2,213 2,719 1,058 1,593 542 862 713 1,816 20.1

 Other .............................................. 2,596 188 428 375 Q 231 Q 163 379 456 26.7

Energy Conservation Features

(more than one may apply)

 Any Conservation Features ............ 64,403 3,211 9,680 10,368 6,251 10,152 4,804 7,703 3,560 8,674 10.8

 Building Shell ................................. 62,056 3,171 9,441 10,138 5,892 9,648 4,597 7,513 3,428 8,227 11.0

 HVAC ............................................. 50,281 2,887 7,954 8,087 5,012 7,854 3,379 5,631 2,814 6,663 10.4

 Lighting ........................................... 29,453 1,709 5,018 5,076 2,714 3,840 1,579 2,888 1,878 4,750 14.8

 Other .............................................. 5,952 441 1,185 1,136 439 871 168 718 401 593 22.1

Energy Management Practices

(more than one may apply)

 Energy Management

 and Control System ........................ 14,320 859 1,615 2,768 1,591 1,805 666 2,036 831 2,149 20.1

 Demand-Side Management

 Participation ................................... 11,310 922 2,513 2,045 1,234 1,582 290 729 432 1,562 19.0

 Energy Audit ................................... 14,779 1,041 3,095 2,530 1,413 1,671 763 1,376 537 2,353 14.3

 Building Energy Manager ............... 2,311 Q 210 340 Q 267 Q 499 Q 280 34.1

Demand-Side Management

Programs (more than one may

apply)

 Building Shell Program ................... 1,079 Q Q 341 Q 225 Q Q Q 153 34.3

 HVAC Program .............................. 6,370 405 981 1,119 869 1,155 186 436 278 942 23.3

 Lighting Program ............................ 8,805 832 2,182 1,721 899 1,056 158 527 315 1,116 22.3

 Other DSM Programs ..................... 6,176 427 1,374 980 839 1,100 Q 456 Q 828 23.5

Q = Data withheld because the Relative Standard Error (RSE) was greater than 50 percent, or fewer than 20 buildings were sampled.

Notes: • To obtain a RSE percentage for any table cell, multiply the cell’s corresponding RSE column and RSE row factors. • See Glossary for explanation of

abbreviations and definitions of terms used in this report.

Source: Energy Information Administration, Office of Energy Marketsand End Use, Form EIA-871A, "Building Questionnaire," 1992 Commercial Buildings Energy

Consumption Survey.

50 Energy Information Administration/Commercial Buildings Characteristrics 1992
Table A6. Climate Zone, Number of Buildings and Floorspace, 1992

Building

Characteristics

 RSE Column Factor:

Number of Buildings

(thousand)

Total Floorspace

(million square feet)

RSE

Row

Factor

All

Buildings

Average Annual Heating and Cooling

Degree-Days (HDD and CDD)

All

Buildings

Average Annual Heating and Cooling

Degree-Days (HDD and CDD)

Fewer than 2,000 CDD and --

More

than

2,000

CDD and

Fewer

than

4,000

HDD

Fewer than 2,000 CDD and --

More

than

2,000

CDD and

Fewer

than

4,000

HDD

More

than

7,000

HDD

5,500

to

7,000

HDD

4,000

to

5,499

HDD

Fewer

than

4,000

HDD

More

than

7,000

HDD

5,500

to

7,000

HDD

4,000

to

5,499

HDD

Fewer

than

4,000

HDD

0.4 1.5 1.0 1.3 1.2 1.1 0.5 1.5 0.9 1.1 1.2 1.2

All Buildings ................................... 4,806 399 1,134 1,077 1,101 1,095 67,876 5,623 18,024 16,162 15,251 12,816 10.3

Building Floorspace (square feet)

 1,001 to 5,000 ................................ 2,681 203 588 631 613 647 7,327 583 1,651 1,718 1,595 1,780 13.6

 5,001 to 10,000 .............................. 975 93 250 191 227 213 7,199 703 1,827 1,406 1,659 1,604 12.1

 10,001 to 25,000 ............................ 647 64 155 143 142 143 10,375 1,072 2,547 2,231 2,291 2,234 12.5

 25,001 to 50,000 ............................ 280 20 77 59 69 56 10,069 695 2,816 2,128 2,456 1,974 13.9

 50,001 to 100,000 .......................... 116 11 35 23 24 22 8,062 819 2,462 1,564 1,709 1,508 14.1

 100,001 to 200,000 ........................ 71 3 20 20 20 8 9,678 479 2,615 2,772 2,714 1,098 19.1

 200,001 to 500,000 ........................ 26 3 7 8 5 3 7,889 981 1,966 2,564 1,570 808 19.5

 Over 500,000 ................................. 9 Q 2 2 2 Q 7,278 Q 2,140 1,779 1,258 Q 31.4

Principal Building Activity

 Education ....................................... 301 9 50 51 105 86 8,470 592 2,614 2,079 1,849 1,336 15.6

 Food Sales ..................................... 130 Q 24 30 31 36 757 Q 183 171 150 177 28.1

 Food Service ................................. 260 Q 71 60 58 51 1,491 Q 514 376 273 238 16.9

 Health Care .................................... 63 Q 19 7 23 10 1,763 Q 531 267 614 198 25.9

 Lodging .......................................... 154 21 25 28 36 44 2,891 348 678 333 682 850 21.4

 Mercantile and Service ................... 1,272 104 343 319 259 246 12,402 1,201 3,491 3,166 2,301 2,244 14.5

 Office .............................................. 749 58 179 138 183 190 12,319 711 3,405 3,411 2,869 1,923 12.7

 Parking Garage .............................. 24 Q 9 8 1 Q 1,652 Q 399 519 189 Q 41.8

 Public Assembly ............................. 278 34 58 75 54 56 4,556 419 944 856 770 Q 20.9

 Public Order and Safety ................. 60 Q 16 17 Q Q 820 Q 194 279 Q Q 39.0

 Religious Worship .......................... 366 19 59 117 93 78 3,747 Q 900 981 977 528 21.8

 Warehouse and Storage ................ 761 80 186 153 162 180 11,484 923 2,767 2,609 2,904 2,282 17.3

 Other .............................................. 69 Q 18 14 9 15 1,130 Q 316 234 206 253 33.4

 Vacant ............................................ 319 16 76 60 74 93 4,396 237 1,089 882 1,353 835 21.2

Year Constructed

 1899 or Before ............................... 169 19 88 43 Q Q 1,721 223 835 524 Q Q 24.1

 1900 to 1919 .................................. 255 42 94 68 Q 39 3,608 480 1,411 1,021 Q 256 23.4

 1920 to 1945 .................................. 724 60 232 158 145 129 8,712 694 3,063 2,304 1,625 1,027 16.5

 1946 to 1959 .................................. 880 65 184 190 210 230 10,421 831 2,672 2,832 2,117 1,969 14.9

 1960 to 1969 .................................. 783 57 159 177 219 170 12,612 842 2,815 3,363 2,990 2,602 14.5

 1970 to 1979 .................................. 982 95 208 205 242 231 14,014 1,531 3,619 2,825 3,656 2,382 13.9

 1980 to 1989 .................................. 884 57 136 197 230 263 14,287 922 2,926 2,725 3,634 4,080 15.2

 1990 to 1992 .................................. 128 Q 32 38 34 21 2,502 Q 681 569 736 415 25.3

Census Region

 Northeast ........................................ 771 Q 444 264 Q Q 13,400 Q 6,924 5,634 Q Q 14.2

 Midwest .......................................... 1,202 277 585 339 Q Q 17,280 4,081 9,401 3,799 Q Q 14.9

 South .............................................. 1,963 Q Q 396 591 976 24,577 Q Q 4,981 8,226 11,371 16.7

 West ............................................... 870 Q 104 78 510 119 12,619 Q 1,699 1,748 7,026 1,446 17.9

Energy Sources (more than one

may apply)

 Electricity ........................................ 4,616 382 1,089 1,039 1,058 1,048 66,549 5,476 17,730 15,965 14,878 12,501 10.2

 Natural Gas .................................... 2,665 228 766 481 649 541 45,097 3,685 13,771 10,517 11,017 6,107 11.0

 Fuel Oil ........................................... 559 80 184 211 Q 32 13,218 1,551 4,208 4,009 2,191 1,259 18.2

 District Heat .................................... 95 10 29 27 13 16 5,339 513 1,944 1,706 595 581 19.7

 District Chilled Water ...................... 28 Q 5 4 10 9 2,066 Q 574 526 437 467 31.9

 Propane .......................................... 337 34 70 105 88 41 3,393 481 716 869 646 682 27.5

 Any Other ....................................... 163 Q 41 62 32 Q 1,551 Q 371 715 259 Q 28.6

See footnotes at end of table.

Energy Information Administration/Commercial Buildings Characteristrics 1992 51
Table A6. Climate Zone, Number of Buildings and Floorspace, 1992 (Continued)

Building

Characteristics

 RSE Column Factor:

Number of Buildings

(thousand)

Total Floorspace

(million square feet)

RSE

Row

Factor

All

Buildings

Average Annual Heating and Cooling

Degree-Days (HDD and CDD)

All

Buildings

Average Annual Heating and Cooling

Degree-Days (HDD and CDD)

Fewer than 2,000 CDD and --

More

than

2,000

CDD and

Fewer

than

4,000

HDD

Fewer than 2,000 CDD and --

More

than

2,000

CDD and

Fewer

than

4,000

HDD

More

than

7,000

HDD

5,500

to

7,000

HDD

4,000

to

5,499

HDD

Fewer

than

4,000

HDD

More

than

7,000

HDD

5,500

to

7,000

HDD

4,000

to

5,499

HDD

Fewer

than

4,000

HDD

0.4 1.5 1.0 1.3 1.2 1.1 0.5 1.5 0.9 1.1 1.2 1.2

Energy End Uses (more than one

may apply)

 Heated Buildings ............................ 4,178 344 1,018 959 955 903 61,996 5,218 17,196 14,966 13,537 11,079 10.5

 Air-Conditioned Buildings ............... 3,502 229 766 753 838 915 57,041 4,267 14,977 13,549 12,870 11,379 10.4

 Buildings with Water

 Heating .......................................... 3,502 298 892 815 770 726 58,479 4,956 16,377 14,359 12,791 9,996 10.3

 Buildings with Cooking ................... 734 65 198 181 158 133 23,065 1,754 6,781 5,847 4,695 3,989 13.6

 Buildings with

 Manufacturing ............................... 121 19 36 23 20 23 3,174 315 1,254 490 468 647 23.1

Predominant Exterior Wall

Material

 Masonry ......................................... 3,115 220 761 699 736 699 48,585 3,954 13,796 11,456 10,366 9,013 10.5

 Siding or Shingles .......................... 764 79 210 200 136 140 3,873 548 1,141 942 619 623 18.1

 Metal Panels .................................. 745 84 128 147 187 200 7,392 577 1,183 2,163 1,685 1,784 17.9

 Concrete Panels ............................. 87 Q 13 9 27 32 4,961 403 1,020 1,081 1,627 830 22.7

 Window Glass ................................ 46 Q 11 Q 10 13 2,028 Q 640 318 604 411 30.8

 Other .............................................. 47 Q 10 13 Q Q 1,037 Q 244 202 Q Q 38.2

Predominant Roof Material

 Built-Up .......................................... 1,642 116 358 304 417 447 30,257 1,780 7,699 6,191 7,820 6,767 11.1

 Shingles (Not Wood) ...................... 1,381 110 370 383 276 242 10,570 1,042 3,341 2,723 2,072 1,392 15.0

 Metal Surfacing .............................. 1,037 94 178 224 257 285 9,019 832 1,343 1,831 2,384 2,628 17.1

 Synthetic or Rubber ....................... 386 40 163 90 57 36 11,702 1,340 4,131 4,012 1,479 739 15.6

 Slate or Tile .................................... 155 Q 36 28 49 34 1,998 Q 538 378 566 361 23.4

 Concrete ......................................... 37 Q 5 6 6 17 2,544 Q 706 399 469 705 39.5

 Other .............................................. 167 29 24 40 39 35 1,786 Q 265 627 462 225 25.2

Floors

 One ................................................ 3,007 195 519 599 810 884 25,424 1,504 4,664 4,264 7,086 7,907 13.6

 Two ................................................ 1,154 126 332 310 215 170 18,025 1,888 5,118 4,644 3,800 2,575 12.2

 Three .............................................. 446 54 203 109 52 27 9,877 1,023 3,800 2,260 1,942 851 15.4

 Four to Nine ................................... 186 23 76 54 20 13 10,377 1,070 3,276 3,552 1,383 1,096 19.2

 Ten or More .................................... 13 Q 3 5 4 Q 4,173 Q 1,166 1,443 1,040 387 25.9

Percent Window Glass

 25 or Less ...................................... 4,193 357 987 936 954 959 51,356 4,568 12,614 11,830 11,736 10,608 10.9

 26 to 50 .......................................... 490 36 114 111 123 106 11,815 880 3,745 3,193 2,549 1,448 14.4

 51 to 75 .......................................... 94 Q 27 27 18 16 3,206 Q 1,057 877 757 418 22.5

 76 to 100 ........................................ 29 Q 5 3 5 14 1,499 Q 608 262 209 342 30.1

Workers (main shift)

 Less than 5 ..................................... 2,718 212 635 634 604 633 17,944 1,493 4,098 4,177 3,893 4,284 15.6

 5 to 9 .............................................. 895 87 207 185 198 218 7,524 782 1,767 1,654 1,477 1,845 12.3

 10 to 19 .......................................... 561 48 124 131 127 132 8,077 850 1,796 2,147 1,534 1,749 15.8

 20 to 49 .......................................... 405 32 101 81 114 76 10,556 757 2,974 1,963 2,924 1,938 12.9

 50 to 99 .......................................... 130 12 41 25 30 22 7,763 644 2,761 1,617 1,642 1,100 17.5

 100 to 249 ...................................... 64 6 16 11 21 10 7,378 681 2,119 1,864 1,835 878 17.8

 250 or More .................................... 31 2 9 9 7 4 8,633 415 2,509 2,741 1,946 1,022 17.8

See footnotes at end of table.

52 Energy Information Administration/Commercial Buildings Characteristrics 1992
Table A6. Climate Zone, Number of Buildings and Floorspace, 1992 (Continued)

Building

Characteristics

 RSE Column Factor:

Number of Buildings

(thousand)

Total Floorspace

(million square feet)

RSE

Row

Factor

All

Buildings

Average Annual Heating and Cooling

Degree-Days (HDD and CDD)

All

Buildings

Average Annual Heating and Cooling

Degree-Days (HDD and CDD)

Fewer than 2,000 CDD and --

More

than

2,000

CDD and

Fewer

than

4,000

HDD

Fewer than 2,000 CDD and --

More

than

2,000

CDD and

Fewer

than

4,000

HDD

More

than

7,000

HDD

5,500

to

7,000

HDD

4,000

to

5,499

HDD

Fewer

than

4,000

HDD

More

than

7,000

HDD

5,500

to

7,000

HDD

4,000

to

5,499

HDD

Fewer

than

4,000

HDD

0.4 1.5 1.0 1.3 1.2 1.1 0.5 1.5 0.9 1.1 1.2 1.2

Weekly Operating Hours

 39 or Fewer .................................... 1,039 85 219 284 215 236 8,246 735 1,962 2,131 1,929 1,489 17.7

 40 to 48 .......................................... 1,278 91 297 244 319 327 14,998 979 3,868 3,045 3,879 3,226 13.0

 49 to 60 .......................................... 1,004 69 264 221 235 214 14,046 935 3,903 3,742 3,111 2,356 12.9

 61 to 84 .......................................... 645 68 162 146 139 128 12,062 984 3,858 2,594 2,545 2,081 12.4

 85 to 167 ........................................ 478 51 122 106 103 96 8,467 1,034 2,003 2,667 1,820 944 15.4

 Open Continuously ......................... 362 34 70 75 89 94 10,057 956 2,429 1,983 1,968 2,721 18.1

Percent Vacant for at Least Three

Months

 0-25 Percent ................................... 4,153 347 992 946 952 916 58,566 4,906 15,648 14,318 12,728 10,966 10.4

 26-50 Percent ................................. 157 16 52 30 27 33 2,939 242 1,014 459 565 659 22.1

 51-75 Percent ................................. 62 Q 13 14 12 18 1,140 Q 217 260 425 177 29.5

 76-100 Percent ............................... 434 31 76 87 111 129 5,231 414 1,145 1,125 1,532 1,015 19.3

Ownership and Occupancy

 Nongovernment Owned ................. 4,206 353 1,001 962 939 951 52,752 4,274 13,971 12,096 11,955 10,456 10.4

 Owner Occupied .......................... 3,192 291 812 733 686 670 38,403 3,265 11,145 8,582 8,781 6,630 10.4

 Nonowner Occupied ..................... 817 53 151 187 211 216 12,273 856 2,429 3,034 2,628 3,325 15.3

 Unoccupied .................................. 197 Q 39 43 42 64 2,077 Q 397 481 546 501 22.5

 Government Owned ....................... 599 46 133 114 162 144 15,124 1,349 4,053 4,066 3,296 2,360 15.8

Number of Establishments

 One ................................................ 3,886 317 916 873 908 871 47,997 4,213 12,576 10,792 11,193 9,223 11.6

 2 to 5 .............................................. 517 52 141 119 101 104 7,882 541 2,104 2,268 1,588 1,381 15.1

 6 to 10 ............................................ 89 12 13 20 24 21 2,562 296 566 558 588 554 22.9

 11 to 20 .......................................... 49 Q 11 8 12 14 2,039 Q 684 361 326 562 30.5

 More than 20 .................................. 36 Q 6 10 7 11 4,938 Q 1,620 1,525 962 521 30.3

 Currently Unoccupied ..................... 229 Q 47 47 50 75 2,457 Q 474 658 594 575 23.4

Percent of Floorspace Heated

 Not Heated ..................................... 653 59 125 122 152 196 6,211 453 905 1,376 1,725 1,751 18.4

 1 to 50 ............................................ 688 45 153 149 169 171 11,195 607 2,423 2,794 2,987 2,384 17.7

 51 to 99 .......................................... 618 55 159 122 130 153 10,211 810 2,786 2,132 2,395 2,088 14.8

 100 ................................................. 2,846 240 697 684 651 575 40,260 3,753 11,910 9,859 8,145 6,593 11.1

Percent of Floorspace Cooled

 Not Cooled ..................................... 1,304 170 368 324 263 180 10,835 1,356 3,047 2,613 2,382 1,437 15.4

 1 to 50 ............................................ 1,176 95 304 279 231 266 21,715 1,969 6,800 5,670 4,008 3,268 12.8

 51 to 99 .......................................... 658 57 180 143 132 146 13,872 919 4,304 3,537 2,871 2,241 13.9

 100 ................................................. 1,668 77 282 332 475 503 21,454 1,379 3,872 4,342 5,991 5,870 12.8

Percent Lit when Open

 Not Lit ............................................. 413 32 98 96 84 103 3,280 277 686 857 798 662 21.4

 1 to 50 ............................................ 881 82 241 203 154 201 9,980 935 2,646 2,618 2,074 1,707 14.4

 51 to 99 .......................................... 813 72 234 197 156 153 14,224 1,016 4,587 2,979 2,760 2,882 14.4

 100 ................................................. 2,699 212 561 582 706 638 40,393 3,395 10,105 9,708 9,620 7,565 10.8

See footnotes at end of table.

Energy Information Administration/Commercial Buildings Characteristrics 1992 53
Table A6. Climate Zone, Number of Buildings and Floorspace, 1992 (Continued)

Building

Characteristics

 RSE Column Factor:

Number of Buildings

(thousand)

Total Floorspace

(million square feet)

RSE

Row

Factor

All

Buildings

Average Annual Heating and Cooling

Degree-Days (HDD and CDD)

All

Buildings

Average Annual Heating and Cooling

Degree-Days (HDD and CDD)

Fewer than 2,000 CDD and --

More

than

2,000

CDD and

Fewer

than

4,000

HDD

Fewer than 2,000 CDD and --

More

than

2,000

CDD and

Fewer

than

4,000

HDD

More

than

7,000

HDD

5,500

to

7,000

HDD

4,000

to

5,499

HDD

Fewer

than

4,000

HDD

More

than

7,000

HDD

5,500

to

7,000

HDD

4,000

to

5,499

HDD

Fewer

than

4,000

HDD

0.4 1.5 1.0 1.3 1.2 1.1 0.5 1.5 0.9 1.1 1.2 1.2

Heating Equipment (more than

one may apply)

 Heat Pumps ................................... 449 12 31 127 148 131 8,269 437 1,282 2,459 2,501 1,590 19.5

 Furnaces ........................................ 1,692 162 525 459 294 251 16,909 1,920 5,075 4,763 3,217 1,935 13.7

 Individual Space Heaters ............... 1,464 134 352 331 345 302 22,380 1,736 6,624 5,781 4,508 3,730 13.3

 District Heat .................................... 93 10 28 27 13 15 5,225 513 1,900 1,692 560 560 19.9

 Boilers ............................................ 624 99 272 156 61 36 20,664 2,118 7,706 5,136 3,341 2,363 14.7

 Packaged Heating Units ................. 870 31 125 97 297 319 16,000 609 3,756 2,987 4,836 3,812 13.7

 Other .............................................. 42 Q 11 Q Q Q 903 Q 277 Q Q Q 36.1

Cooling Equipment (more than

one may apply)

 Residential-Type Central Air

 Conditioners .................................. 816 54 224 198 139 203 9,021 804 2,889 2,037 1,492 1,798 15.3

 Heat Pumps ................................... 454 12 36 129 149 128 8,406 487 1,393 2,425 2,565 1,536 19.0

 Individual Air

 Conditioners .................................. 1,023 93 279 257 166 228 17,979 1,572 5,670 5,140 2,446 3,151 16.2

 District Chilled Water ...................... 28 Q 5 4 10 9 2,066 Q 574 526 437 467 31.9

 Central Chillers ............................... 142 11 40 29 38 25 12,991 843 3,647 2,771 3,180 2,550 17.9

 Packaged Air-Conditioning

 Units .............................................. 1,459 90 312 253 398 405 27,830 1,779 7,396 6,302 6,966 5,386 11.3

 Swamp Coolers .............................. 179 Q 33 Q 71 60 2,085 Q 477 Q 532 753 35.6

 Other .............................................. 8 Q Q Q Q Q 268 Q Q Q Q Q 88.8

Lighting Equipment Types (more

than one may apply)

 Incandescent .................................. 2,509 246 634 602 511 516 39,221 3,400 11,517 10,349 7,835 6,120 10.8

 Standard Fluorescent ..................... 4,065 341 986 898 925 915 62,074 5,206 17,006 14,639 13,537 11,685 10.2

 Compact Fluorescent ..................... 206 23 68 41 39 35 8,336 888 2,743 2,282 1,476 946 16.6

 High-Intensity Discharge ................ 354 32 104 64 61 93 17,570 1,807 5,961 4,329 2,975 2,498 13.8

 Other .............................................. 78 Q 14 13 34 16 1,612 Q 387 413 449 329 30.7

Building Shell Conservation

Features (more than one may

apply)

 Roof or Ceiling Insulation ............... 3,343 308 790 780 735 730 50,311 4,409 13,460 12,134 11,195 9,113 11.2

 Wall Insulation ................................ 2,320 217 541 550 527 485 33,240 2,788 9,331 7,435 7,580 6,107 12.5

 Storm or Multiple Glazing ............... 1,680 219 599 492 219 151 29,684 3,624 10,811 7,523 4,474 3,252 14.2

 Tinted, Reflective or Shading

 Glass ............................................. 1,068 61 215 211 288 294 25,396 1,359 6,910 5,306 6,263 5,558 13.5

 Exterior or Interior Shading

 or Awnings .................................... 1,853 134 416 405 442 456 34,071 2,554 8,949 7,738 7,781 7,049 11.7

 Windows that Open ........................ 2,119 204 547 548 425 395 28,937 2,563 8,617 8,275 5,363 4,119 12.6

HVAC Conservation Features

(more than one may apply)

 Variable Air-Volume System .......... 250 21 78 46 70 34 13,970 1,102 4,442 3,268 2,897 2,261 16.6

 Economizer Cycle .......................... 414 45 131 103 89 47 18,313 1,725 5,772 4,837 3,551 2,429 15.0

 HVAC Maintenance ........................ 2,503 210 641 552 571 528 49,173 3,977 13,951 11,867 10,861 8,517 10.9

See footnotes at end of table.

54 Energy Information Administration/Commercial Buildings Characteristrics 1992
Table A6. Climate Zone, Number of Buildings and Floorspace, 1992 (Continued)

Building

Characteristics

 RSE Column Factor:

Number of Buildings

(thousand)

Total Floorspace

(million square feet)

RSE

Row

Factor

All

Buildings

Average Annual Heating and Cooling

Degree-Days (HDD and CDD)

All

Buildings

Average Annual Heating and Cooling

Degree-Days (HDD and CDD)

Fewer than 2,000 CDD and --

More

than

2,000

CDD and

Fewer

than

4,000

HDD

Fewer than 2,000 CDD and --

More

than

2,000

CDD and

Fewer

than

4,000

HDD

More

than

7,000

HDD

5,500

to

7,000

HDD

4,000

to

5,499

HDD

Fewer

than

4,000

HDD

More

than

7,000

HDD

5,500

to

7,000

HDD

4,000

to

5,499

HDD

Fewer

than

4,000

HDD

0.4 1.5 1.0 1.3 1.2 1.1 0.5 1.5 0.9 1.1 1.2 1.2

Lighting Conservation Features

(more than one may apply)

 Specular Reflectors ........................ 574 53 160 123 124 114 15,241 1,406 4,391 4,234 3,298 1,912 16.2

 Natural Lighting Control

 Sensors ......................................... 74 Q 25 14 11 17 3,072 Q 1,148 897 411 357 24.3

 Occupancy Sensors ....................... 59 Q 17 9 21 7 3,629 Q 912 971 1,054 459 21.4

 Time Clock ..................................... 339 27 96 72 82 63 12,104 748 3,271 2,508 3,097 2,480 17.8

 Manual Dimmer Switches .............. 413 47 133 89 75 69 12,329 1,208 3,890 3,388 2,457 1,386 16.0

 Other .............................................. 78 9 30 14 20 6 2,596 362 962 516 583 173 23.8

Energy Conservation Features

(more than one may apply)

 Any Conservation Features ............ 4,357 363 1,042 1,010 963 978 64,403 5,349 17,513 15,589 14,151 11,801 10.5

 Building Shell ................................. 4,223 357 1,014 989 926 937 62,056 4,980 17,049 15,194 13,451 11,381 10.7

 HVAC ............................................. 2,604 223 665 582 590 543 50,281 4,116 14,291 12,234 10,983 8,658 10.8

 Lighting ........................................... 1,178 115 351 241 243 229 29,453 2,760 8,847 6,941 6,283 4,622 12.4

 Other .............................................. 264 24 88 54 53 43 5,952 354 2,381 1,394 925 897 18.4

Energy Management Practices

(more than one may apply)

 Energy Management 

 and Control

 System .......................................... 236 20 73 47 64 31 14,320 1,095 4,675 2,850 2,980 2,720 15.7

 Demand-Side

 Management

 Participation .................................. 315 56 94 66 69 30 11,310 1,562 3,757 2,670 2,056 1,265 15.3

 Energy Audit ................................... 521 53 162 91 126 89 14,779 1,318 4,727 3,325 3,361 2,049 13.3

 Building Energy

 Manager ........................................ 49 Q 10 5 15 13 2,311 Q 564 393 569 662 30.3

Demand-Side Management

Programs (more than one may

apply)

 Building Shell Program ................... 36 Q 12 9 8 Q 1,079 Q 431 248 226 Q 32.1

 HVAC Program .............................. 154 19 41 37 37 19 6,370 727 2,103 1,291 1,400 849 18.3

 Lighting Program ............................ 228 50 74 40 44 20 8,805 1,427 2,930 2,165 1,326 957 18.2

 Other DSM Programs ..................... 110 Q 26 25 22 16 6,176 900 1,557 1,726 1,156 838 20.1

Q = Data withheld because the Relative Standard Error (RSE) was greater than 50 percent, or fewer than 20 buildings were sampled.

Notes: • To obtain a RSE percentage for any table cell, multiply the cell’s corresponding RSE column and RSE row factors. • See Glossary for explanation of

abbreviations and definitions of terms used in this report.

Source: Energy Information Administration, Office of Energy Marketsand End Use, Form EIA-871A, "Building Questionnaire," 1992 Commercial Buildings Energy

Consumption Survey.

Energy Information Administration/Commercial Buildings Characteristrics 1992 55
Table A7. Metropolitan Status, Number of Buildings Floorspace,

 1992

Building

Characteristics

 RSE Column Factor:

Number of Buildings

(thousand)

Total Floorspace

(million square feet)

RSE

Row

Factor

All

Buildings Metropolitan

NonmetropolitanAll

Buildings Metropolitan

Nonmetropolitan

0.7 0.8 1.5 0.8 0.8 1.9

All Buildings ..................................... 4,806 3,085 1,721 67,876 52,691 15,185 4.9

Building Floorspace (square feet)

 1,001 to 5,000 .................................. 2,681 1,560 1,121 7,327 4,328 2,999 6.6

 5,001 to 10,000 ................................ 975 654 321 7,199 4,885 2,314 4.9

 10,001 to 25,000 .............................. 647 470 178 10,375 7,548 2,827 6.5

 25,001 to 50,000 .............................. 280 213 68 10,069 7,657 2,412 9.0

 50,001 to 100,000 ............................ 116 99 17 8,062 6,901 1,161 8.6

 100,001 to 200,000 .......................... 71 58 12 9,678 7,981 1,696 12.9

 200,001 to 500,000 .......................... 26 24 2 7,889 7,215 674 14.8

 Over 500,000 ................................... 9 7 Q 7,278 6,175 Q 22.5

Principal Building Activity

 Education ......................................... 301 215 85 8,470 6,578 1,892 9.6

 Food Sales ....................................... 130 88 42 757 554 203 18.8

 Food Service ................................... 260 188 72 1,491 1,115 376 11.4

 Health Care ...................................... 63 51 12 1,763 1,340 422 18.7

 Lodging ............................................ 154 101 53 2,891 2,291 600 13.9

 Mercantile and Service .................... 1,272 806 466 12,402 9,656 2,746 8.1

 Office ............................................... 749 546 203 12,319 11,146 1,172 7.8

 Parking Garage ................................ 24 16 Q 1,652 1,627 Q 33.4

 Public Assembly .............................. 278 170 108 4,556 2,702 Q 12.7

 Public Order and Safety ................... 60 40 20 820 592 228 26.2

 Religious Worship ............................ 366 173 193 3,747 2,391 1,356 13.5

 Warehouse and Storage .................. 761 463 299 11,484 8,456 3,028 10.1

 Other ................................................ 69 37 32 1,130 916 214 20.2

 Vacant .............................................. 319 190 129 4,396 3,327 1,069 12.0

Year Constructed

 1899 or Before ................................. 169 82 87 1,721 994 726 15.0

 1900 to 1919 .................................... 255 138 117 3,608 2,545 1,063 15.4

 1920 to 1945 .................................... 724 478 246 8,712 6,710 2,002 10.4

 1946 to 1959 .................................... 880 593 287 10,421 7,836 2,585 9.0

 1960 to 1969 .................................... 783 524 260 12,612 10,268 2,344 9.1

 1970 to 1979 .................................... 982 618 364 14,014 11,128 2,886 7.1

 1980 to 1989 .................................... 884 580 304 14,287 11,095 3,192 9.8

 1990 to 1992 .................................... 128 73 55 2,502 2,115 387 15.8

Census Region

 Northeast ......................................... 771 605 166 13,400 11,710 1,690 10.0

 Midwest ............................................ 1,202 647 555 17,280 12,654 4,626 8.7

 South ............................................... 1,963 1,146 817 24,577 17,159 7,419 8.0

 West ................................................. 870 687 183 12,619 11,168 1,451 12.8

Energy Sources (more than one may

apply)

 Electricity ......................................... 4,616 2,981 1,635 66,549 51,781 14,768 4.9

 Natural Gas ...................................... 2,665 1,819 846 45,097 36,933 8,164 6.1

 Fuel Oil ............................................ 559 341 217 13,218 11,012 2,206 10.8

 District Heat ..................................... 95 77 18 5,339 4,792 546 15.9

 District Chilled Water ....................... 28 23 5 2,066 1,774 Q 23.4

 Propane ........................................... 337 151 186 3,393 2,112 1,281 15.6

 Any Other ......................................... 163 64 99 1,551 971 580 18.0

Energy End Uses (more than one

may apply)

 Heated Buildings .............................. 4,178 2,719 1,459 61,996 48,889 13,107 5.0

 Air-Conditioned Buildings ................ 3,502 2,348 1,154 57,041 45,722 11,319 5.4

 Buildings with Water Heating ........... 3,502 2,374 1,128 58,479 46,707 11,772 5.3

 Buildings with Cooking ..................... 734 493 241 23,065 18,382 4,683 8.6

 Buildings with Manufacturing ........... 121 92 29 3,174 2,792 382 17.9

See footnotes at end of table.

56 Energy Information Administration/Commercial Buildings Characteristrics 1992
Table A7. Metropolitan Status, Number of Buildings Floorspace,

 1992 (Continued)

Building

Characteristics

 RSE Column Factor:

Number of Buildings

(thousand)

Total Floorspace

(million square feet)

RSE

Row

Factor

All

Buildings Metropolitan

NonmetropolitanAll

Buildings Metropolitan

Nonmetropolitan

0.7 0.8 1.5 0.8 0.8 1.9

Climate Zone: 45-Year Average

 Fewer than 2,000 CDD and --

 More than 7,000 HDD ................. 399 159 240 5,623 3,098 2,525 17.7

 5,500-7,000 HDD ........................ 1,134 785 348 18,024 14,765 3,259 13.2

 4,000-5,499 HDD ........................ 1,077 580 497 16,162 12,578 3,584 15.9

 Fewer than 4,000 HDD ............... 1,101 793 Q 15,251 12,585 Q 15.8

 More than 2,000 CDD and --

 Fewer than 4,000 HDD ............... 1,095 767 328 12,816 9,666 3,151 15.3

Predominant Exterior Wall Material

 Masonry ........................................... 3,115 2,126 990 48,585 38,188 10,397 5.5

 Siding or Shingles ............................ 764 425 339 3,873 2,342 1,531 8.5

 Metal Panels .................................... 745 393 352 7,392 4,614 2,778 10.6

 Concrete Panels .............................. 87 86 Q 4,961 4,843 Q 16.7

 Window Glass .................................. 46 35 Q 2,028 1,877 Q 21.9

 Other ................................................ 47 20 Q 1,037 827 Q 28.6

Predominant Roof Material

 Built-Up ............................................ 1,642 1,176 466 30,257 24,318 5,940 6.8

 Shingles (Not Wood) ........................ 1,381 843 538 10,570 7,576 2,994 7.3

 Metal Surfacing ................................ 1,037 530 507 9,019 5,318 3,701 8.8

 Synthetic or Rubber ......................... 386 262 123 11,702 9,850 1,852 9.2

 Slate or Tile ...................................... 155 132 23 1,998 1,747 252 17.4

 Concrete .......................................... 37 35 Q 2,544 2,539 Q 30.4

 Other ................................................ 167 106 61 1,786 1,344 442 18.1

Floors

 One .................................................. 3,007 1,875 1,132 25,424 17,637 7,788 7.4

 Two .................................................. 1,154 751 403 18,025 14,320 3,705 5.9

 Three ............................................... 446 305 141 9,877 7,949 1,928 9.1

 Four to Nine ..................................... 186 142 45 10,377 8,648 1,730 13.4

 Ten or More ..................................... 13 13 Q 4,173 4,138 Q 19.6

Percent Window Glass

 25 or Less ........................................ 4,193 2,626 1,567 51,356 38,226 13,130 5.3

 26 to 50 ............................................ 490 357 133 11,815 10,039 1,776 7.6

 51 to 75 ............................................ 94 77 17 3,206 2,997 209 17.5

 76 to 100 .......................................... 29 25 Q 1,499 1,429 Q 24.3

Building Shape

 Square ............................................. 280 216 65 3,654 3,172 482 10.2

 Rectangle ......................................... 3,659 2,311 1,349 39,233 30,086 9,147 5.1

 Rectangle or Square with

 Courtyard ......................................... 48 37 Q 1,372 1,244 Q 23.6

 Right Angle ...................................... 333 215 118 6,071 4,798 1,273 8.7

 Other ................................................ 485 306 179 17,547 13,392 4,155 10.2

Workers (main shift)

 Less than 5 ...................................... 2,718 1,546 1,172 17,944 11,288 6,656 8.1

 5 to 9 ................................................ 895 616 280 7,524 5,160 2,365 6.7

 10 to 19 ............................................ 561 405 157 8,077 5,841 2,236 9.5

 20 to 49 ............................................ 405 318 86 10,556 8,641 1,916 8.2

 50 to 99 ............................................ 130 111 19 7,763 6,736 1,028 12.1

 100 to 249 ........................................ 64 60 5 7,378 6,908 469 13.2

 250 or More ..................................... 31 29 2 8,633 8,117 516 13.5

Weekly Operating Hours

 39 or Fewer ...................................... 1,039 519 520 8,246 5,409 2,838 8.8

 40 to 48 ............................................ 1,278 833 445 14,998 11,050 3,948 7.0

 49 to 60 ............................................ 1,004 681 323 14,046 11,122 2,924 6.9

 61 to 84 ............................................ 645 465 179 12,062 10,525 1,537 7.4

 85 to 167 .......................................... 478 326 152 8,467 6,984 1,483 9.8

 Open Continuously .......................... 362 260 102 10,057 7,601 2,456 12.8

See footnotes at end of table.

Energy Information Administration/Commercial Buildings Characteristrics 1992 57
Table A7. Metropolitan Status, Number of Buildings Floorspace,

 1992 (Continued)

Building

Characteristics

 RSE Column Factor:

Number of Buildings

(thousand)

Total Floorspace

(million square feet)

RSE

Row

Factor

All

Buildings Metropolitan

NonmetropolitanAll

Buildings Metropolitan

Nonmetropolitan

0.7 0.8 1.5 0.8 0.8 1.9

Additional Operating Hours for

Equipment Use

 Heating and/or Cooling .................... 1,223 721 501 20,300 15,889 4,411 8.3

 Lighting ............................................ 633 418 216 12,886 10,722 2,165 9.9

 Heating and/or Cooling and

 Lighting ............................................ 371 251 120 8,717 7,401 1,316 13.7

 No Additional Hours ......................... 3,320 2,197 1,124 43,407 33,482 9,925 6.8

Percent Vacant for at Least Three

Months

 1-50 Percent .................................... 362 261 100 12,420 10,890 1,530 9.1

 51-99 Percent .................................. 97 59 39 2,263 1,906 356 18.5

 100 Percent ..................................... 398 250 148 4,109 3,138 970 11.3

 None ................................................ 3,948 2,515 1,433 49,085 36,757 12,328 5.4

Ownership and Occupancy

 Nongovernment Owned ................... 4,206 2,710 1,496 52,752 41,030 11,722 5.0

 Owner Occupied ............................ 3,192 2,018 1,174 38,403 29,771 8,632 4.6

 Nonowner Occupied ...................... 817 567 250 12,273 9,649 2,624 10.9

 Unoccupied .................................... 197 125 72 2,077 1,610 467 14.5

 Government Owned ......................... 599 374 225 15,124 11,661 3,463 9.1

Number of Establishments

 One .................................................. 3,886 2,451 1,435 47,997 35,446 12,552 5.8

 2 to 5 ................................................ 517 356 161 7,882 6,671 1,210 8.3

 6 to 10 .............................................. 89 67 22 2,562 2,126 437 14.8

 11 to 20 ............................................ 49 40 Q 2,039 1,833 Q 21.3

 More than 20 .................................... 36 27 Q 4,938 4,717 Q 21.0

 Currently Unoccupied ...................... 229 144 84 2,457 1,899 559 14.7

Energy-Related Space Functions

(more than one may apply)

 Commercial Food Preparation ......... 735 493 242 22,166 18,379 3,788 7.8

 Computer Room .............................. 223 176 47 14,199 12,738 1,461 10.9

 Rooms with Special Ventilation ....... 236 162 74 8,042 6,569 1,473 10.2

 Activity with Large Amounts

 of Hot Water ..................................... 203 151 53 6,862 5,900 962 10.4

Multibuilding Facility

 Part of Multibuilding Facility ............. 1,667 1,093 574 31,564 24,643 6,921 7.6

 with Central Physical Plant ............ 223 163 60 8,395 7,175 1,220 13.9

 No Central Physical Plant .............. 1,444 930 514 23,170 17,468 5,702 8.2

 Not on Multibuilding Facility ............. 3,139 1,992 1,147 36,312 28,048 8,264 4.8

Percent of Floorspace Heated

 Not Heated ....................................... 653 387 266 6,211 4,097 2,114 11.6

 1 to 50 .............................................. 688 431 257 11,195 9,087 2,108 8.8

 51 to 99 ............................................ 618 400 218 10,211 8,290 1,920 8.3

 100 ................................................... 2,846 1,867 980 40,260 31,217 9,043 5.6

Percent of Floorspace Cooled

 Not Cooled ....................................... 1,304 737 567 10,835 6,969 3,866 8.2

 1 to 50 .............................................. 1,176 773 403 21,715 17,363 4,352 6.4

 51 to 99 ............................................ 658 453 205 13,872 11,888 1,984 8.3

 100 ................................................... 1,668 1,122 546 21,454 16,471 4,983 7.7

Percent Lit when Open

 Not Lit .............................................. 413 222 191 3,280 2,332 947 12.6

 1 to 50 .............................................. 881 522 359 9,980 6,707 3,273 8.1

 51 to 99 ............................................ 813 544 269 14,224 10,559 3,664 8.8

 100 ................................................... 2,699 1,797 902 40,393 33,093 7,300 5.8

See footnotes at end of table.

58 Energy Information Administration/Commercial Buildings Characteristrics 1992
Table A7. Metropolitan Status, Number of Buildings Floorspace,

 1992 (Continued)

Building

Characteristics

 RSE Column Factor:

Number of Buildings

(thousand)

Total Floorspace

(million square feet)

RSE

Row

Factor

All

Buildings Metropolitan

NonmetropolitanAll

Buildings Metropolitan

Nonmetropolitan

0.7 0.8 1.5 0.8 0.8 1.9

Heating Equipment (more than one

may apply)

 Heat Pumps ..................................... 449 306 143 8,269 6,622 1,647 10.4

 Furnaces .......................................... 1,692 1,030 662 16,909 12,739 4,170 6.5

 Individual Space Heaters ................. 1,464 843 622 22,380 17,795 4,584 6.6

 District Heat ..................................... 93 76 18 5,225 4,699 525 16.3

 Boilers .............................................. 624 449 175 20,664 16,091 4,573 8.3

 Packaged Heating Units .................. 870 672 198 16,000 14,096 1,903 10.4

 Other ................................................ 42 31 Q 903 823 Q 26.8

Heating Distribution Equipment

(more than one may apply)

 Radiators or Baseboards ................. 473 331 142 13,263 10,461 2,802 8.2

 Ducts for Heating ............................. 2,955 2,008 947 45,422 36,572 8,851 5.3

 Heating Only ............................... 577 377 200 5,950 4,811 1,139 10.1

 Heating and Cooling ................... 2,378 1,631 747 39,472 31,760 7,712 5.7

 Variable Air-Volume

 System ........................................ 210 164 46 11,528 9,287 2,240 13.1

 Fan Coil Units for Heating ................ 99 58 40 5,474 4,462 1,013 13.0

 Heating Only ............................... 78 42 36 3,569 2,845 724 15.9

 Heating and Cooling ................... 21 17 4 1,906 1,617 289 22.1

 Individual Space Heaters ................. 1,464 843 622 22,380 17,795 4,584 6.6

 Other ................................................ 181 104 77 3,310 2,527 783 15.1

Cooling Equipment (more than one

may apply)

 Residential-Type Central Air

 Conditioners ..................................... 816 485 331 9,021 6,565 2,456 9.1

 Heat Pumps ..................................... 454 306 147 8,406 6,641 1,765 10.1

 Individual Air Conditioners ............... 1,023 656 367 17,979 13,511 4,468 8.9

 District Chilled Water ....................... 28 23 5 2,066 1,774 Q 23.4

 Central Chillers ................................ 142 116 26 12,991 10,886 Q 12.4

 Packaged Air-Conditioning

 Units ................................................. 1,459 1,078 381 27,830 24,003 3,827 7.2

 Swamp Coolers ............................... 179 131 Q 2,085 1,781 Q 25.7

 Other ................................................ 8 Q Q 268 Q Q 54.0

Cooling Distribution Equipment

(more than one may apply)

 Ducts for Cooling ............................. 2,733 1,869 864 47,755 38,663 9,092 5.7

 Cooling Only ............................... 355 238 117 8,283 6,902 1,381 10.3

 Heating and Cooling ................... 2,378 1,631 747 39,472 31,760 7,712 5.7

 Variable Air-Volume

 System ........................................ 221 179 42 12,430 10,197 2,233 12.7

 Fan Coil Units for Cooling ................ 56 44 12 3,875 3,414 Q 20.0

 Cooling Only ............................... 35 28 Q 1,969 1,797 Q 28.2

 Heating and Cooling ................... 21 17 4 1,906 1,617 289 22.1

 Individual Air Conditioners ............... 1,023 656 367 17,979 13,511 4,468 8.9

 Other ................................................ 111 80 31 2,919 2,390 529 21.2

Lighting Equipment Types (more

than one may apply)

 Incandescent ................................... 2,509 1,582 927 39,221 30,999 8,221 5.6

 Standard Fluorescent ...................... 4,065 2,688 1,377 62,074 49,246 12,827 4.9

 Compact Fluorescent ....................... 206 155 51 8,336 7,626 710 12.0

 High Intensity Discharge .................. 354 259 95 17,570 15,147 2,422 8.6

 Other ................................................ 78 62 Q 1,612 1,404 Q 23.1

See footnotes at end of table.

Energy Information Administration/Commercial Buildings Characteristrics 1992 59
Table A7. Metropolitan Status, Number of Buildings Floorspace,

 1992 (Continued)

Building

Characteristics

 RSE Column Factor:

Number of Buildings

(thousand)

Total Floorspace

(million square feet)

RSE

Row

Factor

All

Buildings Metropolitan

NonmetropolitanAll

Buildings Metropolitan

Nonmetropolitan

0.7 0.8 1.5 0.8 0.8 1.9

Personal Computers and/or

Computer Terminals

 1 to 4 ................................................ 1,269 843 426 13,355 9,512 3,843 5.7

 5 to 9 ................................................ 336 264 73 5,970 5,271 699 8.6

 10 to 19 ............................................ 216 166 50 6,236 5,383 854 12.0

 20 to 49 ............................................ 164 132 32 7,439 6,335 1,104 12.4

 50 to 99 ............................................ 59 51 8 4,908 4,319 589 12.5

 100 to 249 ........................................ 34 31 2 4,220 3,791 429 15.7

 250 or More ..................................... 19 17 Q 5,569 5,322 Q 17.9

Building Shell Conservation

Features (more than one may

apply)

 Roof or Ceiling Insulation ................. 3,343 2,133 1,211 50,311 38,909 11,402 5.3

 Wall Insulation ................................. 2,320 1,434 886 33,240 25,260 7,980 6.2

 Storm or Multiple Glazing ................ 1,680 1,009 671 29,684 22,088 7,596 7.3

 Tinted, Reflective or Shading

 Glass ................................................ 1,068 766 302 25,396 21,097 4,300 8.7

 Exterior or Interior Shading

 or Awnings ....................................... 1,853 1,275 578 34,071 27,056 7,016 6.7

 Windows that Open ......................... 2,119 1,288 831 28,937 21,326 7,611 6.4

HVAC Conservation Features

(more than one may apply)

 Variable Air-Volume System ............ 250 200 50 13,970 11,618 2,352 12.1

 Economizer Cycle ............................ 414 297 117 18,313 15,338 2,975 10.9

 HVAC Maintenance ......................... 2,503 1,810 693 49,173 40,338 8,835 5.8

Lighting Conservation Features

(more than one may apply)

 Specular Reflectors ......................... 574 434 140 15,241 13,063 2,178 10.3

 Natural Lighting-Control

 Sensors ............................................ 74 61 Q 3,072 2,893 Q 15.7

 Occupancy Sensors ......................... 59 55 Q 3,629 3,532 Q 13.2

 Time Clock ....................................... 339 268 70 12,104 10,086 Q 12.1

 Manual Dimmer Switches ................ 413 298 115 12,329 10,749 1,580 9.7

 Other ................................................ 78 60 18 2,596 2,235 361 17.4

Energy Conservation Features

(more than one may apply)

 Any Conservation Features ............. 4,357 2,839 1,518 64,403 50,638 13,765 5.2

 Building Shell ................................... 4,223 2,723 1,500 62,056 48,436 13,620 5.3

 HVAC ............................................... 2,604 1,869 734 50,281 41,101 9,179 5.6

 Lighting ............................................ 1,178 876 302 29,453 24,591 4,862 8.1

 Other ................................................ 264 188 76 5,952 4,713 1,239 11.3

Energy Management Practices

(more than one may apply)

 Energy Management

 and Control System ......................... 236 188 48 14,320 12,085 2,235 12.0

 Demand-Side Management

 Participation ..................................... 315 220 95 11,310 9,665 1,645 10.0

 Energy Audit .................................... 521 376 146 14,779 12,870 1,909 8.2

 HVAC Maintenance ......................... 2,503 1,810 693 49,173 40,338 8,835 5.8

 Building Energy Manager ................ 49 38 Q 2,311 2,140 Q 20.5

See footnotes at end of table.

60 Energy Information Administration/Commercial Buildings Characteristrics 1992
Table A7. Metropolitan Status, Number of Buildings Floorspace,

 1992 (Continued)

Building

Characteristics

 RSE Column Factor:

Number of Buildings

(thousand)

Total Floorspace

(million square feet)

RSE

Row

Factor

All

Buildings Metropolitan

NonmetropolitanAll

Buildings Metropolitan

Nonmetropolitan

0.7 0.8 1.5 0.8 0.8 1.9

Demand-Side Management

Programs (more than one may

apply)

 Building Shell Program .................... 36 25 Q 1,079 943 Q 22.4

 HVAC Program ................................ 154 99 54 6,370 5,280 1,090 11.5

 Lighting Program ............................. 228 163 64 8,805 7,621 1,184 12.4

 Other DSM Programs ...................... 110 75 35 6,176 5,447 729 15.3

Q = Data withheld because the Relative Standard Error (RSE) was greater than 50 percent, or fewer than 20 buildings were sampled.

Notes: • To obtain a RSE percentage for any table cell, multiply the cell’s corresponding RSE column and RSE row factors. • See Glossary for

explanation of abbreviations and definitions of terms used in this report.

Source: Energy Information Administration, Office of Energy Marketsand End Use, Form EIA-871A, "Building Questionnaire," 1992 Commercial Buildings

Energy Consumption Survey.

Energy Information Administration/Commercial Buildings Characteristrics 1992 61