Electricity Natural Gas Fuel Oil District Heat Propane

All Buildings ............................................... 4,657 3,239 1,546 1,520 110 62 130

Building Floorspace

(Square Feet)

1,001 to 5,000 .............................................. 2,348 1,456 795 574 Q Q Q

5,001 to 10,000 ............................................ 1,110 778 317 429 Q Q Q

10,001 to 25,000 .......................................... 708 574 265 274 14 9 31

25,001 to 50,000 .......................................... 257 222 87 127 9 14 Q

50,001 to 100,000 ........................................ 145 127 51 71 5 9 Q

100,001 to 200,000 ...................................... 59 54 21 31 Q 5 Q

200,001 to 500,000 ...................................... 23 21 7 12 2 2 Q

Over 500,000 ............................................... 7 7 4 3 Q 1 N

Principal Building Activity

Education .................................................... 327 240 95 132 9 19 Q

Food Sales .................................................. 174 163 68 82 Q Q Q

Food Service ............................................... 349 349 90 223 Q Q Q

Health Care ................................................. 127 126 67 55 Q 3 Q

 Inpatient ..................................................... 11 11 Q 8 1 3 N

 Outpatient .................................................. 116 115 66 47 Q Q Q

Lodging ........................................................ 153 149 46 86 Q 17 Q

Mercantile .................................................... 667 439 263 181 Q N Q

 Retail (Other Than Mall) ............................ 534 323 181 141 Q N Q

 Enclosed and Strip Malls ........................... 133 116 82 40 Q N Q

Office ........................................................... 739 615 371 216 26 9 Q

Public Assembly .......................................... 305 249 110 128 Q 6 Q

Public Order and Safety .............................. 72 41 Q 21 Q Q Q

Religious Worship ....................................... 307 252 84 146 Q Q Q

Service ........................................................ 478 280 152 110 Q Q Q

Warehouse and Storage ............................. 603 227 148 84 Q Q N

Other ............................................................ 102 64 30 30 Q Q N

Vacant ......................................................... 253 44 Q 27 Q N Q

Year Constructed

1919 or Before ............................................. 419 277 93 174 12 5 Q

1920 to 1945 ................................................ 499 311 123 163 Q 8 Q

1946 to 1959 ................................................ 763 493 212 239 41 11 Q

1960 to 1969 ................................................ 665 493 213 244 18 11 Q

1970 to 1979 ................................................ 774 592 298 277 Q 7 Q

1980 to 1989 ................................................ 846 623 379 206 Q 11 Q

1990 to 1999 ................................................ 690 450 229 217 Q Q Q

Census Region

Northeast ..................................................... 686 515 214 168 87 15 56

Midwest ....................................................... 1,188 776 307 452 Q 14 38

South ........................................................... 1,762 1,179 707 470 Q 16 Q

West ............................................................ 1,021 769 318 431 Q 17 Q

Workers (main shift)

Fewer than 5 ................................................ 2,376 1,312 637 616 Q 15 46

5 to 9 ............................................................ 807 643 286 308 Q Q Q

10 to 19 ........................................................ 683 586 318 243 Q 9 Q

20 to 49 ........................................................ 487 417 184 204 22 10 Q

50 to 99 ........................................................ 174 159 75 79 6 9 Q

100 to 249 .................................................... 90 85 29 52 4 6 Q

250 or More ................................................. 39 36 16 18 1 5 Q

Table B25. Water-Heating Energy Sources, Number of Buildings, 1999

Water-Heating Energy Sources Used

(more than one may apply)

Number of Buildings (thousand)

All

Buildings

All Buildings 

with Water 

Heating

Energy Information Administration

1999 Commercial Buildings Energy Consumption Survey: Building Characteristics Tables 81
Electricity Natural Gas Fuel Oil District Heat Propane

Table B25. Water-Heating Energy Sources, Number of Buildings, 1999

Water-Heating Energy Sources Used

(more than one may apply)

Number of Buildings (thousand)

All

Buildings

All Buildings 

with Water 

Heating

Weekly Operating Hours

39 or Fewer ................................................. 978 427 195 192 Q Q Q

40 to 48 ........................................................ 1,156 779 442 312 16 16 Q

49 to 60 ........................................................ 986 746 415 309 22 7 25

61 to 84 ........................................................ 664 521 210 292 15 8 Q

85 to 167 ...................................................... 474 436 181 233 Q 9 Q

Open Continuously ...................................... 398 330 103 182 19 23 18

Energy Sources (more than

one may apply)

Electricity ..................................................... 4,395 3,239 1,546 1,520 110 62 130

Natural Gas ................................................. 2,670 2,191 748 1,520 9 17 Q

Fuel Oil ........................................................ 434 288 109 65 110 4 Q

District Heat ................................................. 117 101 37 22 Q 62 Q

District Chilled Water ................................... 50 37 Q 15 Q 19 Q

Propane ....................................................... 451 334 165 21 44 Q 130

Other ............................................................ 153 89 54 33 Q Q Q

Primary Space Heating

Energy Source

Electricity ..................................................... 1,128 867 687 185 Q Q 12

Natural Gas ................................................. 2,189 1,759 583 1,232 Q Q N

Fuel Oil ........................................................ 302 205 74 Q 99 Q Q

District Heat ................................................. 77 70 15 20 Q 45 N

Propane ....................................................... 282 174 98 N Q N 76

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

Cooking Energy Sources

(more than one may apply)

Electricity ..................................................... 437 410 199 190 18 8 41

Natural Gas ................................................. 505 497 111 412 6 4 Q

Propane ....................................................... 118 105 38 Q 17 Q 55

Energy End Uses (more than

one may apply)

Buildings with Space Heating ...................... 4,016 3,087 1,465 1,459 109 61 116

Buildings with Cooling ................................. 3,560 2,915 1,435 1,375 70 50 109

Buildings with Water Heating ...................... 3,239 3,239 1,546 1,520 110 62 130

Buildings with Cooking ................................ 857 818 283 481 35 11 74

Buildings with Manufacturing ....................... 151 89 55 36 Q Q Q

Buildings with Electricity

 Generation .................................................. 172 143 63 68 Q 12 Q

Water Heating Equipment

Centralized System ..................................... 2,472 2,472 1,048 1,244 88 52 104

Distributed System ...................................... 566 566 399 173 Q 5 Q

Combination of Centralized

 and Distributed System .............................. 200 200 99 103 Q 5 Q

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 82