Table HC6-6a. Usage Indicators by Type of Rented Housing Unit, 

 Million U.S. Households, 2001 

______________________________________________________________________________________________________________

 | | | 

 | | Type of Rented Housing Unit | 

 | |_______________________________________________________| 

 | | | | | 

 | | | Apartments in Buildings | | 

 | | | With | | 

 | | |___________________________| | 

 | Total | | | | | 

 | Rented | | Two to Four | Five or More| | 

 Usage Indicators | Units |Single-Family| Units | Units | Mobile Home | 

 |_________|_____________|_____________|_____________|_____________| RSE 

 | | | | | | Row 

 RSE Column Factor: | 0.5 | 0.8 | 1.1 | 0.9 | 2.5 |Factors

____________________________________|_________|_____________|_____________|_____________|_____________|_______

 | 

Total............................... 34.3 10.5 7.4 15.2 1.1 | 6.9 

 | 

Weekday Home Activities | 

 | 

 Home Used for Business | 

 Yes............................. 1.4 0.6 0.3 0.4 Q | 30.5 

 No.............................. 32.9 9.9 7.1 14.8 1.1 | 7.1 

 | 

 Energy-Intensive Activity | 

 Yes............................. 0.3 Q Q Q Q | 48.1 

 No.............................. 34.0 10.4 7.4 15.1 1.1 | 6.9 

 | 

 Someone Home All Day | 

 Yes............................. 15.1 5.1 3.1 6.3 0.5 | 9.9 

 No.............................. 19.1 5.4 4.3 8.9 0.6 | 8.8 

 | 

Heating | 

 | 

 Heat Home......................... 33.7 10.4 7.4 14.8 1.1 | 6.9 

 Do Not Heat Home.................. 0.6 Q Q 0.5 Q | 22.6 

 No Heating Equipment............ 0.2 Q Q Q Q | 88.3 

 Have Equipment But | 

 Do Not Use It................... 0.4 Q Q 0.3 Q | 38.5 

 | 

Adequacy of Insulation | 

 Well Insulated.................... 10.3 2.0 2.2 5.8 0.2 | 12.5 

 Adequately Insulated.............. 12.8 3.6 2.4 6.5 0.4 | 10.4 

 Poorly Insulated.................. 10.0 4.4 2.6 2.5 0.5 | 11.6 

 No Insulation..................... 0.5 0.2 Q Q Q | 39.8 

 Don't Know........................ 0.7 0.2 Q 0.4 Q | 38.7 

 | 

Occurrences of Drafts During Winter | 

 All of the Time................... 3.7 1.7 0.9 0.9 Q | 19.0 

 Most of the Time.................. 3.5 1.5 1.0 0.9 Q | 16.5 

 Some of the Time.................. 11.2 3.3 2.5 5.0 0.4 | 10.9 

 Never............................. 12.4 2.8 2.4 6.8 0.4 | 11.5 

 Don't Know........................ 3.5 1.1 0.6 1.7 Q | 19.2 

 | 

 Thermostat | 

 Heat Home....................... 33.7 10.4 7.4 14.8 1.1 | 6.9 

 Thermostat Available During | 

 Heating Season................ 25.2 8.3 5.7 10.3 0.9 | 8.7 

 Programmable1 | 

 Yes....................... 4.5 1.9 0.8 1.8 Q | 19.4 

 No........................ 20.7 6.4 4.9 8.5 0.9 | 9.4 

 No Thermostat................. 8.4 2.1 1.6 4.5 Q | 12.6 

 Do Not Heat Home................ 0.6 Q Q 0.5 Q | 22.6 

 | 

Lower Winter Temperature Settings1 | 

 Daytime When No One is at Home | 

 Yes............................. 13.0 4.6 3.0 5.0 0.4 | 10.9 

 No.............................. 13.8 3.9 3.2 6.1 0.5 | 9.3 

 Unknown......................... 6.8 1.9 1.1 3.6 Q | 13.0 

 During Sleeping Hours | 

 Yes............................. 11.6 4.0 2.4 4.8 0.3 | 11.4 

 No.............................. 15.6 4.7 3.9 6.4 0.6 | 9.0 

 Unknown......................... 6.5 1.7 1.1 3.5 Q | 13.8 

______________________________________________________________________________________________________|_______

See footnotes at end of table. 

 

 

 

 

 

 
 

Table HC6-6a. Usage Indicators by Type of Rented Housing Unit, 

 Million U.S. Households, 2001 (Continued) 

______________________________________________________________________________________________________________

 | | | 

 | | Type of Rented Housing Unit | 

 | |_______________________________________________________| 

 | | | | | 

 | | | Apartments in Buildings | | 

 | | | With | | 

 | | |___________________________| | 

 | Total | | | | | 

 | Rented | | Two to Four | Five or More| | 

 Usage Indicators | Units |Single-Family| Units | Units | Mobile Home | 

 |_________|_____________|_____________|_____________|_____________| RSE 

 | | | | | | Row 

 RSE Column Factor: | 0.5 | 0.8 | 1.1 | 0.9 | 2.5 |Factors

____________________________________|_________|_____________|_____________|_____________|_____________|_______

 | 

Daytime Winter Temperature When | 

Someone is at Home1 | 

 Heat Turned On.................... 27.2 8.7 6.3 11.3 1.0 | 7.7 

 63 Degrees or Less.............. 1.5 0.5 0.5 0.5 Q | 22.3 

 64 to 66 Degrees ............... 2.8 0.8 0.7 1.2 Q | 18.3 

 67 to 69 Degrees................ 4.6 1.8 1.0 1.7 Q | 15.3 

 70 Degrees...................... 7.3 2.4 1.8 2.9 0.2 | 11.5 

 71 to 73 Degrees................ 4.1 1.3 0.7 1.9 Q | 16.7 

 74 Degrees or More.............. 6.8 1.9 1.6 3.1 Q | 14.0 

 Heat Turned Off................... 1.2 0.3 Q 0.7 Q | 31.9 

 Unknown/No Answer................. 5.2 1.4 0.9 2.8 Q | 15.9 

 | 

Daytime Winter Temperature When No | 

One is at Home1 | 

 Heat Turned On.................... 23.0 7.6 5.5 9.0 0.9 | 8.0 

 63 Degrees or Less.............. 4.5 1.7 1.1 1.4 0.2 | 15.8 

 64 to 66 Degrees ............... 4.4 1.5 1.2 1.5 Q | 15.3 

 67 to 69 Degrees................ 4.0 1.5 0.9 1.5 Q | 17.5 

 70 Degrees...................... 4.6 1.3 1.1 1.9 0.2 | 14.6 

 71 to 73 Degrees................ 2.1 0.7 0.3 1.1 Q | 20.2 

 74 Degrees or More.............. 3.5 0.9 0.8 1.7 Q | 19.9 

 Heat Turned Off................... 5.2 1.3 0.9 2.9 Q | 15.7 

 Unknown/No Answer................. 5.4 1.5 1.0 2.9 Q | 15.1 

 | 

Winter Temperature During Sleeping | 

Hours1 | 

 Heat Turned On.................... 24.8 8.1 5.9 9.8 0.9 | 7.9 

 63 Degrees or Less.............. 3.5 1.4 0.8 1.2 Q | 18.4 

 64 to 66 Degrees ............... 4.6 1.7 1.1 1.6 Q | 14.1 

 67 to 69 Degrees................ 4.4 1.4 1.1 1.7 Q | 16.6 

 70 Degrees...................... 5.3 1.8 1.3 1.9 0.3 | 14.3 

 71 to 73 Degrees................ 2.6 0.8 0.6 1.1 Q | 21.7 

 74 Degrees or More.............. 4.3 1.1 0.8 2.3 Q | 18.8 

 Heat Turned Off................... 3.6 0.9 0.6 2.1 Q | 19.1 

 Unknown/No Answer................. 5.3 1.4 0.9 2.8 Q | 15.7 

 | 

Air-Conditioning | 

 | 

Central Air-Conditioning | 

 Use a Central System.............. 13.1 3.9 2.4 6.3 0.4 | 13.2 

 All Summer...................... 6.1 1.8 1.3 2.7 Q | 16.9 

 Quite a Bit..................... 2.8 0.9 0.3 1.5 Q | 22.6 

 Only a Few Times................ 3.8 1.1 0.8 1.8 Q | 22.1 

 Not at All...................... 0.5 Q Q 0.3 Q | 51.7 

 No Central System................. 21.2 6.6 5.0 8.9 0.7 | 8.2 

 | 

Window/Wall Air-Conditioning | 

 Use Window/Wall Units............. 10.5 3.0 2.5 4.7 0.4 | 11.1 

 All Summer...................... 2.2 0.8 0.5 0.7 Q | 22.4 

 Quite a Bit..................... 2.0 0.7 0.4 0.9 Q | 23.7 

 Only a Few Times................ 5.8 1.4 1.5 2.8 Q | 15.6 

 Not at All...................... 0.5 Q Q 0.3 Q | 39.9 

 No Window/Wall Units.............. 23.8 7.5 4.9 10.6 0.8 | 8.5 

______________________________________________________________________________________________________|_______

See footnotes at end of table. 

 

 

 

 

 

 

 

 

 
Table HC6-6a. Usage Indicators by Type of Rented Housing Unit, 

 Million U.S. Households, 2001 (Continued) 

______________________________________________________________________________________________________________

 | | | 

 | | Type of Rented Housing Unit | 

 | |_______________________________________________________| 

 | | | | | 

 | | | Apartments in Buildings | | 

 | | | With | | 

 | | |___________________________| | 

 | Total | | | | | 

 | Rented | | Two to Four | Five or More| | 

 Usage Indicators | Units |Single-Family| Units | Units | Mobile Home | 

 |_________|_____________|_____________|_____________|_____________| RSE 

 | | | | | | Row 

 RSE Column Factor: | 0.5 | 0.8 | 1.1 | 0.9 | 2.5 |Factors

____________________________________|_________|_____________|_____________|_____________|_____________|_______

 | 

Hot Water | 

 | 

Dishwasher Use Each Week | 

 Use a Dishwasher.................. 10.9 3.3 1.7 5.8 Q | 12.7 

 Less Than Once a Week........... 2.4 0.4 0.3 1.6 Q | 23.9 

 Once Each Week.................. 2.0 0.6 Q 1.1 Q | 27.0 

 2 to 3 Times.................... 3.0 0.9 0.5 1.6 Q | 21.0 

 4 to 6 Times.................... 1.6 0.8 0.3 0.5 Q | 28.7 

 At Least Once Each Day.......... 2.0 0.5 0.4 1.0 Q | 29.6 

 No Dishwasher..................... 23.3 7.2 5.8 9.4 0.9 | 7.8 

 | 

Loads of Laundry Washed Each Week | 

 Use a Clothes Washer.............. 15.3 8.6 2.8 3.2 0.7 | 10.5 

 1 Load or Less.................. 1.3 0.7 0.2 0.3 Q | 25.0 

 2 to 9 Loads.................... 12.1 6.6 2.3 2.6 0.6 | 11.2 

 10 to 15 Loads.................. 1.5 0.9 0.3 0.2 Q | 27.9 

 More than 15 Loads.............. 0.5 0.4 Q Q Q | 47.4 

 No Washing Machine................ 19.0 1.9 4.6 12.1 0.4 | 10.1 

 | 

Water Temperature Setting for | 

Clothes Washer | 

 Wash Cycle | 

 Hot............................. 1.3 0.7 0.2 0.4 Q | 30.0 

 Warm............................ 8.6 4.6 1.7 2.0 0.3 | 13.8 

 Cold............................ 5.5 3.3 1.0 0.8 0.4 | 14.8 

 Rinse Cycle | 

 Hot............................. 0.3 Q Q Q Q | 60.0 

 Warm............................ 3.3 1.7 0.6 0.8 Q | 18.7 

 Cold............................ 11.7 6.7 2.1 2.3 0.6 | 11.9 

 No Washing Machine................ 19.0 1.9 4.6 12.1 0.4 | 10.1 

 | 

Clothes Dryer | 

 Use a Clothes Dryer............... 13.4 7.7 2.6 2.5 0.6 | 11.3 

 Every Time Clothes are Washed... 10.9 6.1 2.2 2.1 0.5 | 11.6 

 Some, but not All, Loads........ 1.8 1.2 0.3 0.3 Q | 30.5 

 Used Infrequently............... 0.6 0.4 Q Q Q | 38.9 

 No Clothes Dryer.................. 20.9 2.8 4.9 12.7 0.5 | 9.5 

 | 

Cooking | 

 | 

Number of Hot Meals Cooked in the | 

Home | 

 3 or More Times a Day............. 2.9 1.2 0.5 1.1 Q | 20.7 

 2 Times a Day..................... 8.3 3.1 1.9 3.0 0.4 | 13.0 

 Once a Day........................ 12.0 3.4 2.6 5.6 0.3 | 11.6 

 A Few Times Each Week............. 8.1 2.2 1.8 3.8 0.2 | 12.0 

 About Once a Week................. 1.5 0.4 0.3 0.8 Q | 29.5 

 Less Than Once a Week............. 1.0 Q 0.3 0.5 Q | 29.3 

 No Hot Meals Cooked............... 0.6 Q Q 0.4 Q | 51.3 

 | 

Conventional Oven | 

 Use a Conventional Oven........... 32.7 9.9 7.1 14.6 1.1 | 7.1 

 More Than Once a Day............ 3.1 0.9 0.8 1.3 Q | 17.4 

 Once a Day...................... 5.9 2.0 1.5 2.3 Q | 13.6 

 Between Once a Day and | 

 Once a Week..................... 9.4 3.2 2.0 3.9 0.4 | 13.0 

 Once a Week..................... 4.9 1.3 1.3 2.2 Q | 15.7 

 Less Than Once a Week........... 9.4 2.5 1.6 4.9 0.4 | 12.1 

 Do Not Use........................ 1.6 0.6 0.3 0.7 Q | 29.3 

______________________________________________________________________________________________________|_______

See footnotes at end of table. 

 

 

 
 

Table HC6-6a. Usage Indicators by Type of Rented Housing Unit, 

 Million U.S. Households, 2001 (Continued) 

______________________________________________________________________________________________________________

 | | | 

 | | Type of Rented Housing Unit | 

 | |_______________________________________________________| 

 | | | | | 

 | | | Apartments in Buildings | | 

 | | | With | | 

 | | |___________________________| | 

 | Total | | | | | 

 | Rented | | Two to Four | Five or More| | 

 Usage Indicators | Units |Single-Family| Units | Units | Mobile Home | 

 |_________|_____________|_____________|_____________|_____________| RSE 

 | | | | | | Row 

 RSE Column Factor: | 0.5 | 0.8 | 1.1 | 0.9 | 2.5 |Factors

____________________________________|_________|_____________|_____________|_____________|_____________|_______

 | 

Microwave Oven | 

 Use a Microwave Oven.............. 26.5 8.7 5.9 11.0 0.9 | 7.8 

 Most or All..................... 3.1 1.0 0.6 1.5 Q | 18.3 

 About Half...................... 5.8 1.9 1.4 2.3 0.2 | 15.6 

 Some or Very Little............. 6.4 2.3 1.4 2.4 0.3 | 14.6 

 For Defrosting, Reheating, | 

 or Snacks....................... 11.2 3.4 2.5 4.9 0.4 | 10.9 

 No Microwave Oven................. 7.8 1.8 1.5 4.2 0.3 | 14.0 

 | 

Electric Coffee Maker | 

 Use an Electric Coffee Maker...... 15.5 5.8 3.2 6.2 0.4 | 9.4 

 Three or More Times a Day....... 0.6 0.3 Q 0.2 Q | 41.8 

 Two Times a Day................. 1.5 0.8 0.4 0.3 Q | 26.2 

 Once a Day...................... 7.1 2.5 1.4 3.0 0.2 | 12.8 

 A Few Times Each Week........... 2.7 1.2 0.5 1.0 Q | 20.8 

 About Once a Week............... 1.4 0.4 0.4 0.6 Q | 26.6 

 Less than Once a Week........... 2.3 0.7 0.5 1.1 Q | 23.7 

 No Electric Coffee Maker.......... 18.8 4.7 4.2 9.1 0.7 | 8.4 

 | 

Time Electric Coffee Maker is Left | 

On | 

 Turned Off Right Away............. 4.9 1.6 0.9 2.2 Q | 15.4 

 Less than 15 Minutes.............. 3.0 1.0 0.6 1.4 Q | 18.3 

 15 Minutes to 1 Hour.............. 5.0 2.0 1.2 1.7 Q | 15.2 

 More than 1 Hour.................. 2.6 1.2 0.4 0.9 Q | 20.7 

 | 

Electric Toaster | 

 Use a Electric Toaster............ 9.9 3.3 1.7 4.7 0.2 | 13.2 

 Three or More Times a Day....... 0.3 Q Q Q Q | 60.5 

 Two Times a Day................. 0.7 0.3 Q 0.3 Q | 34.6 

 Once a Day...................... 2.1 0.7 0.4 0.9 Q | 24.8 

 A Few Times Each Week........... 2.9 1.0 0.6 1.2 Q | 19.9 

 About Once a Week............... 1.3 0.2 0.2 0.8 Q | 26.7 

 Less than Once a Week........... 2.6 1.1 0.3 1.2 Q | 20.7 

 No Electric Toaster............... 24.4 7.2 5.7 10.6 0.9 | 7.9 

 | 

Lights | 

Indoor Lights Turned On: | 

 1 to 4 Hours per Day | 

 None............................ 3.7 1.2 0.9 1.5 Q | 19.6 

 1............................... 12.3 2.9 3.0 6.0 0.4 | 9.7 

 2............................... 10.3 3.2 1.8 5.0 0.4 | 12.6 

 3............................... 4.2 1.6 0.8 1.7 Q | 15.6 

 4............................... 2.3 0.9 0.6 0.7 Q | 21.9 

 5 or More....................... 1.4 0.7 0.3 0.3 Q | 27.4 

 | 

 Between 4 and 12 Hours per Day | 

 None............................ 10.7 3.0 2.5 4.9 0.4 | 10.6 

 1............................... 9.9 2.4 2.3 5.0 Q | 10.6 

 2............................... 8.5 3.1 1.5 3.6 0.3 | 12.6 

 3............................... 2.8 0.9 0.7 1.1 Q | 20.8 

 4............................... 1.2 0.6 0.3 0.3 Q | 24.9 

 5 or More....................... 1.1 0.5 0.2 0.3 Q | 33.7 

 | 

 More then 12 Hours per Day | 

 None............................ 25.8 7.4 5.4 12.3 0.7 | 7.4 

 1............................... 5.2 1.9 1.1 2.2 Q | 16.0 

 2............................... 2.3 1.0 0.5 0.6 Q | 24.6 

 3............................... 0.5 Q 0.3 Q Q | 61.0 

 4............................... 0.3 Q Q Q Q | 50.5 

 5 or More....................... Q Q Q Q Q | NF 

______________________________________________________________________________________________________|_______

See footnotes at end of table. 
Table HC6-6a. Usage Indicators by Type of Rented Housing Unit, 

 Million U.S. Households, 2001 (Continued) 

______________________________________________________________________________________________________________

 | | | 

 | | Type of Rented Housing Unit | 

 | |_______________________________________________________| 

 | | | | | 

 | | | Apartments in Buildings | | 

 | | | With | | 

 | | |___________________________| | 

 | Total | | | | | 

 | Rented | | Two to Four | Five or More| | 

 Usage Indicators | Units |Single-Family| Units | Units | Mobile Home | 

 |_________|_____________|_____________|_____________|_____________| RSE 

 | | | | | | Row 

 RSE Column Factor: | 0.5 | 0.8 | 1.1 | 0.9 | 2.5 |Factors

____________________________________|_________|_____________|_____________|_____________|_____________|_______

 | 

Outdoor Lights on All Night | 

 Used.............................. 4.7 2.4 0.9 1.2 0.2 | 15.2 

 Not Used ......................... 29.6 8.1 6.5 14.1 0.9 | 7.4 

 | 

Gas Fireplace | 

Use a Gas Fireplace During Winter | 

Months.............................. 0.5 Q Q Q Q | 56.8 

 Most Days......................... Q Q Q Q Q | NF 

 Almost Once a Week................ Q Q Q Q Q | NF 

 Less Than 4 Times a Month....... Q Q Q Q Q | NF 

 | 

Use a Personal Computer............. 14.3 5.3 2.9 5.9 0.3 | 10.7 

 | 

Hours PC Turned On Each Week | 

 Less Than 2 Hours................. 2.7 0.8 0.6 1.1 Q | 19.4 

 2 to 15 Hours..................... 5.9 2.3 1.1 2.5 Q | 14.0 

 16 to 40 Hours.................... 2.7 1.0 0.6 1.1 Q | 21.7 

 More than 40 Hours................ 1.4 0.6 0.2 0.5 Q | 30.5 

 On All The Time................... 1.6 0.5 0.4 0.7 Q | 26.1 

 | 

Use of PCs Turned on 16 Hours | 

a Week or More | 

 Personal Use Only................. 3.8 1.4 0.8 1.5 Q | 17.7 

 Business Use Only................. 0.4 Q Q Q Q | 47.6 

 Both Personal and Business........ 1.6 0.6 0.3 0.7 Q | 25.5 

 | 

Business Use of PCs Turned on 16 | 

Hours a Week or More | 

 Use to Telecommute................ 0.7 0.3 Q 0.2 Q | 51.1 

 Other Business Use................ 1.3 0.4 0.2 0.7 Q | 29.2 

 | 

Battery Operated Appliances/Tools | 

 Use Battery Operated Appliances/ | 

 Tools............................. 8.8 4.0 1.8 2.9 Q | 12.3 

 | 

 How Maintained When | 

 Not in Use | 

 Plugged in All The Time......... 1.7 0.6 0.3 0.8 Q | 24.0 

 Recharged As Needed............. 6.5 3.0 1.5 2.0 Q | 14.2 

 Both Ways are Used.............. 0.6 0.3 Q Q Q | 38.2 

 Don't Use Any..................... 25.5 6.5 5.6 12.3 1.0 | 7.9 

______________________________________________________________________________________________________|_______

 1 The 1.0 million households that do not heat their homes are not included in these categories. 

 NF = No applicable RSE row factor. 

 Q = Data withheld either because the Relative Standard Error (RSE) was greater than 50 percent or fewer than

10 households were sampled. 

 Notes: • To obtain the RSE percentage for any table cell, multiply the corresponding column and row 

factors. • Because of rounding, data may not sum to totals. • See "Glossary" for definition of terms used in

this report. • All temperatures listed are in degrees Fahrenheit. 

 Source: Energy Information Administration, Office of Energy Markets and End Use, Forms EIA-457 A, B, C of 

the 2001 Residential Energy Consumption Survey.