Electricity Natural Gas Fuel Oil District Heat Propane Other

a

All Buildings ............................................... 4,657 4,016 1,880 2,380 377 96 307 94

Building Floorspace

(Square Feet)

1,001 to 5,000 .............................................. 2,348 1,982 926 1,082 214 Q 162 Q

5,001 to 10,000 ............................................ 1,110 946 379 624 73 Q 88 Q

10,001 to 25,000 .......................................... 708 629 324 389 52 19 42 Q

25,001 to 50,000 .......................................... 257 237 129 143 20 17 7 Q

50,001 to 100,000 ........................................ 145 137 74 89 9 13 5 Q

100,001 to 200,000 ...................................... 59 57 34 35 6 7 Q Q

200,001 to 500,000 ...................................... 23 22 11 13 3 3 Q Q

Over 500,000 ............................................... 7 7 4 4 1 2QQ

Principal Building Activity

Education .................................................... 327 326 166 196 17 30 10 Q

Food Sales .................................................. 174 149 63 79 QQQQ

Food Service ............................................... 349 321 143 192 QQQQ

Health Care ................................................. 127 127 78 63 Q 3 Q N

 Inpatient ..................................................... 11 11 3 5 Q 3 Q N

 Outpatient .................................................. 116 116 75 58 Q Q Q N

Lodging ........................................................ 153 150 101 74 Q 13 Q Q

Mercantile .................................................... 667 626 273 392 86 Q 31 Q

 Retail (Other Than Mall) ............................ 534 502 204 318 76 Q Q Q

 Enclosed and Strip Malls ........................... 133 123 68 75 Q N Q N

Office ........................................................... 739 728 430 419 65 19 Q Q

Public Assembly .......................................... 305 274 121 153 Q 15 Q Q

Public Order and Safety .............................. 72 61 21 30 Q 3 Q Q

Religious Worship ....................................... 307 306 125 206 22 Q 62 Q

Service ........................................................ 478 421 135 260 71 Q Q Q

Warehouse and Storage ............................. 603 357 171 211 15 Q 39 Q

Other ............................................................ 102 84 Q 39 QQQQ

Vacant ......................................................... 253 84 18 67 QQQQ

Year Constructed

1919 or Before ............................................. 419 350 105 254 52 19 Q Q

1920 to 1945 ................................................ 499 430 145 317 53 9 Q Q

1946 to 1959 ................................................ 763 666 307 376 98 21 39 Q

1960 to 1969 ................................................ 665 557 224 361 56 16 48 Q

1970 to 1979 ................................................ 774 691 376 423 28 Q 39 Q

1980 to 1989 ................................................ 846 713 411 337 54 11 66 Q

1990 to 1999 ................................................ 690 608 312 311 36 4 78 Q

Census Region

Northeast ..................................................... 686 601 186 273 210 31 63 Q

Midwest ....................................................... 1,188 1,049 331 834 33 22 93 26

South ........................................................... 1,762 1,503 945 677 114 27 120 45

West ............................................................ 1,021 863 418 595 Q 17 31 Q

Climate Zone: 45-Year Average

Under 2,000 CDD and --

 More than 7,000 HDD ................................ 525 475 133 324 69 3 74 Q

 5,500-7,000 HDD ...................................... 986 870 312 619 111 22 66 Q

 4,000-5,499 HDD ...................................... 1,085 950 435 468 170 42 79 33

 Fewer than 4,000 HDD .............................. 1,134 997 509 647 Q 8 Q Q

2,000 CDD or More and --

 Fewer than 4,000 HDD .............................. 926 724 492 322 Q 21 Q Q

Table B20. Space-Heating Energy Sources, Number of Buildings, 1999

Space-Heating Energy Sources Used 

(more than one may apply)

Number of Buildings (thousand)

All Buildings 

with Space 

Heating

All

Buildings

Energy Information Administration

1999 Commercial Buildings Energy Consumption Survey: Building Characteristics Tables 68
Electricity Natural Gas Fuel Oil District Heat Propane Other

a

Table B20. Space-Heating Energy Sources, Number of Buildings, 1999

Space-Heating Energy Sources Used 

(more than one may apply)

Number of Buildings (thousand)

All Buildings 

with Space 

Heating

All

Buildings

Workers (main shift)

Fewer than 5 ................................................ 2,376 1,835 773 1,047 174 30 183 55

5 to 9 ............................................................ 807 773 363 502 91 14 37 Q

10 to 19 ........................................................ 683 667 343 390 51 10 54 Q

20 to 49 ........................................................ 487 456 233 262 39 12 28 Q

50 to 99 ........................................................ 174 166 103 103 10 15 Q Q

100 to 249 .................................................... 90 81 43 54 8 8 Q Q

250 or More ................................................. 39 38 22 22 2 7 Q Q

Weekly Operating Hours

39 or Fewer ................................................. 978 638 259 355 64 Q 113 Q

40 to 48 ........................................................ 1,156 1,068 516 616 90 35 72 Q

49 to 60 ........................................................ 986 943 457 599 103 17 28 27

61 to 84 ........................................................ 664 598 250 383 56 16 40 Q

85 to 167 ...................................................... 474 407 208 232 25 7 35 Q

Open Continuously ...................................... 398 362 189 195 38 20 18 Q

Energy Sources (more than

one may apply)

Electricity ..................................................... 4,395 4,008 1,880 2,373 376 96 307 94

Natural Gas ................................................. 2,670 2,588 954 2,380 60 41 Q 19

Fuel Oil ........................................................ 434 432 163 62 377 7 Q Q

District Heat ................................................. 117 116 46 20 Q 96 Q Q

District Chilled Water ................................... 50 49 23 4 Q 39 Q Q

Propane ....................................................... 451 434 145 28 76 Q 307 Q

Other ............................................................ 153 149 57 52 Q Q Q 94

Primary Space-Heating

Energy Source

Electricity ..................................................... 1,128 1,128 1,128 174 37 Q 7 Q

Natural Gas ................................................. 2,189 2,189 607 2,189 33 2 Q Q

Fuel Oil ........................................................ 302 302 76 2 302 Q Q Q

District Heat ................................................. 77 77 9 Q Q 77 Q Q

Propane ....................................................... 282 282 58 Q Q N 282 Q

Other ............................................................ 38 38 Q Q Q N Q 38

Cooling Energy Sources

(more than one may apply)

Electricity ..................................................... 3,450 3,297 1,674 1,992 246 54 211 60

Natural Gas ................................................. 142 137 68 135 Q Q Q N

District Chilled Water ................................... 50 49 23 4 Q 39 Q Q

Water-Heating Energy Sources

(more than one may apply)

Electricity ..................................................... 1,546 1,465 927 667 90 23 106 43

Natural Gas ................................................. 1,520 1,459 531 1,311 44 21 Q Q

Fuel Oil ........................................................ 110 109 34 6 107 Q Q Q

District Heat ................................................. 62 61 21 3 Q 46 Q Q

Propane ....................................................... 130 116 29 Q Q N 81 Q

Cooking Energy Sources

(more than one may apply)

Electricity ..................................................... 437 398 216 205 36 11 43 Q

Natural Gas ................................................. 505 475 208 390 24 Q Q Q

Propane ....................................................... 118 111 40 Q 24 Q 52 Q

Energy Information Administration

1999 Commercial Buildings Energy Consumption Survey: Building Characteristics Tables 69
Electricity Natural Gas Fuel Oil District Heat Propane Other

a

Table B20. Space-Heating Energy Sources, Number of Buildings, 1999

Space-Heating Energy Sources Used 

(more than one may apply)

Number of Buildings (thousand)

All Buildings 

with Space 

Heating

All

Buildings

Energy End Uses (more than

one may apply)

Buildings with Space Heating ...................... 4,016 4,016 1,880 2,380 377 96 307 94

Buildings with Cooling ................................. 3,560 3,400 1,701 2,070 246 77 212 61

Buildings with Water Heating ...................... 3,239 3,087 1,465 1,914 246 80 195 50

Buildings with Cooking ................................ 857 798 362 480 74 21 75 25

Buildings with Manufacturing ....................... 151 143 76 67 QQQQ

Buildings with Electricity

 Generation .................................................. 172 169 89 97 23 9 4 Q

Percent of Floorspace Heated

Not Heated .................................................. 641 Q N Q NNNN

1 to 50 .......................................................... 576 576 290 301 58 Q 61 Q

51 to 99 ........................................................ 627 627 255 394 52 16 30 Q

100 ............................................................... 2,813 2,813 1,335 1,685 266 80 216 42

Heating Equipment (more

than one may apply)

Heat Pumps ................................................. 492 492 475 144 Q 4 12 Q

Furnaces ...................................................... 1,460 1,460 512 1,077 166 Q 128 Q

Individual Space Heaters ............................ 894 894 584 543 100 7 104 27

District Heat ................................................. 96 96 26 Q Q 96 Q Q

Boilers ......................................................... 581 581 193 381 152 Q 41 12

Packaged Heating Units .............................. 1,347 1,347 744 865 17 Q 81 Q

Other ............................................................ 185 185 110 67 34 1 19 52

a "Other" includes wood, coal, solar, and all other energy sources.

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

N=No responding cases in sample.

Note: Due to rounding, data may not sum to totals.

Source: Energy Information Administration, Office of Energy Markets and End Use, Form EIA-871A of the 1999 Commercial Buildings Energy Consumption Survey.

Energy Information Administration

1999 Commercial Buildings Energy Consumption Survey: Building Characteristics Tables 70