Million U.S. Housing Units

Total............................................................................ 111.1 33.0 8.0 3.4 5.9 14.4 1.2

Personal Computers

Do Not Use a Personal Computer......................... 35.5 15.3 3.0 1.9 3.1 6.4 0.8

Use a Personal Computer...................................... 75.6 17.7 5.0 1.6 2.8 8.0 0.4

Most-Used Personal Computer

Type of PC

Desk-top Model................................................. 58.6 12.8 4.0 1.1 2.0 5.4 0.3

Laptop Model.................................................... 16.9 4.9 1.0 0.4 0.8 2.6 Q

Hours Turned on Per Week

Less than 2 Hours............................................. 13.6 3.3 0.8 0.3 0.7 1.3 Q

2 to 15 Hours.................................................... 29.1 6.6 1.9 0.6 0.9 3.1 Q

16 to 40 Hours................................................... 13.5 3.3 1.2 0.2 0.6 1.3 Q

41 to 167 Hours................................................. 6.3 1.4 0.3 Q Q 0.8 N

On All the Time................................................. 13.0 3.1 0.8 0.3 0.6 1.4 Q

Status of PC When Not Being Used

Left On.............................................................. 12.5 2.7 0.7 0.4 0.4 1.2 Q

Completely Turned Off...................................... 43.6 10.8 3.1 0.8 1.6 5.0 0.3

Manually Put into Sleep Mode........................... 19.4 4.2 1.2 0.4 0.8 1.8 Q

CPU Goes to Sleep When PC is Left On

Yes................................................................ 9.1 1.8 0.5 0.3 0.2 0.8 Q

No.................................................................. 3.4 0.9 Q Q Q 0.4 N

Type of Monitor Used

Desk-top

CRT (Standard Monitor)................................. 45.0 10.1 3.1 0.9 1.6 4.3 0.3

Flat-Panel LCD.............................................. 13.6 2.8 0.9 0.3 0.4 1.2 Q

Laptop (Flat-panel LCD).................................... 16.9 4.9 1.0 0.4 0.8 2.6 Q

Status of Monitor When Not in Use

Screen-Saver.................................................... 6.1 1.4 0.4 Q 0.3 0.5 N

Automatic Sleep Mode...................................... 4.4 0.9 0.2 Q Q 0.4 N

Monitor is Turned Off......................................... 2.0 0.4 Q Q Q 0.3 Q

Second Most-Used Personal Computer

Use a Second Personal Computer........................ 25.3 4.4 1.6 0.7 0.6 1.5 Q

Type of PC

Desk-top Model................................................. 15.8 2.7 1.1 0.4 0.3 0.9 Q

Lap-top Model................................................... 9.4 1.7 0.5 Q 0.3 0.7 Q

Hours Turned on Per Week

Less than 2 Hours............................................. 8.2 1.4 0.5 Q 0.2 0.4 Q

2 to 15 Hours.................................................... 9.9 1.8 0.6 0.3 Q 0.6 Q

16 to 40 Hours................................................... 3.2 0.5 QQQQN

41 to 167 Hours................................................. 1.2 Q Q N Q Q N

On All the Time................................................. 2.8 0.6 QQQQN

Table HC4.12 Home Electronics Usage Indicators by Renter-Occupied Housing Unit, 2005

 RenterOccupied 

Housing 

Units 

(millions)

Type of Renter-Occupied Housing Unit

U.S.

Housing 

Units 

(millions)

Single-Family Units Apartments in 

Buildings With--

Home Electronics Usage Indicators Detached Attached 2 to 4 

Units

5 or More 

Units

Mobile 

Homes

Energy Information Administration:

2005 Residential Energy Consumption Survey: Preliminary Housing Characteristics Tables
 Million U.S. Housing Units

Table HC4.12 Home Electronics Usage Indicators by Renter-Occupied Housing Unit, 2005

 RenterOccupied 

Housing 

Units 

(millions)

Type of Renter-Occupied Housing Unit

U.S.

Housing 

Units 

(millions)

Single-Family Units Apartments in 

Buildings With--

Home Electronics Usage Indicators Detached Attached 2 to 4 

Units

5 or More 

Units

Mobile 

Homes

Status of PC When Not in Use

Left On.............................................................. 3.2 0.7 Q Q Q 0.2 N

Completely Turned Off...................................... 17.8 3.1 1.2 0.4 0.4 1.1 Q

Manually Put into Sleep Mode........................... 4.2 0.7 Q Q Q 0.3 N

CPU Goes to Sleep When PC is Left On

Yes................................................................ 2.2 0.5 QQQQN

No.................................................................. 1.0 QQQQQN

Type of Monitor Used

Desk-top

CRT (Standard Monitor)................................. 11.6 1.9 0.8 0.2 Q 0.6 Q

Flat-Panel LCD.............................................. 4.2 0.8 0.2 Q Q 0.3 N

Laptop (Flat-panel LCD).................................... 9.4 1.7 0.5 Q 0.3 0.7 Q

Monitor Goes to Sleep When Not in Use

Screen-Saver.................................................... 1.7 0.4 QQQQN

Automatic Sleep Mode...................................... 1.0 QQQQQN

Monitor is Turned Off......................................... 0.5 QQQQQN

Use of Internet

Have Access to Internet

Yes.................................................................... 66.9 14.2 4.0 1.3 2.1 6.6 Q

Dial-up (phone).............................................. 26.8 4.9 1.6 0.3 0.7 2.2 Q

DSL............................................................... 19.1 4.5 1.2 0.4 0.6 2.2 Q

Cable Modem................................................ 20.8 4.9 1.2 0.6 0.8 2.2 Q

No..................................................................... 8.7 3.5 1.0 0.2 0.7 1.4 0.2

Status of DSL Connection When Not in Use

Turned Off..................................................... 5.0 1.3 0.3 Q Q 0.8 N

Left On.......................................................... 14.2 3.2 0.9 0.3 0.5 1.5 Q

Status of Cable Modem When Not in Use

Turned Off..................................................... 4.1 0.7 Q Q Q 0.4 N

Left On.......................................................... 16.7 4.1 1.1 0.5 0.8 1.7 Q

Have a Wireless Router

Yes................................................................ 2.4 0.7 Q Q Q 0.4 Q

No.................................................................. 12.7 2.4 0.6 0.5 0.5 0.9 Q

No DSL or Modem Connection...................... 27.0 4.9 1.5 0.3 0.7 2.2 Q

Primary Use of PC(s) 

Personal Use........................................................ 39.8 8.2 2.2 0.5 1.2 4.1 Q

Recreation............................................................ 14.4 3.9 1.2 0.6 0.7 1.4 Q

Education/School.................................................. 10.3 3.6 0.9 0.3 0.5 1.8 Q

Home Business.................................................... 7.6 1.3 0.5 Q Q 0.5 Q

Telecommuting..................................................... 3.5 0.7 QQQQQ

Telecommuting by Personal Computer

1 or 2 Days per Week........................................... 0.8 Q N Q N N N

3 to 5 Days per Week........................................... 1.3 0.3 Q N Q Q N

More than 5 Days per Week................................. 1.4 0.3 Q N Q Q Q

Energy Information Administration:

2005 Residential Energy Consumption Survey: Preliminary Housing Characteristics Tables
 Million U.S. Housing Units

Table HC4.12 Home Electronics Usage Indicators by Renter-Occupied Housing Unit, 2005

 RenterOccupied 

Housing 

Units 

(millions)

Type of Renter-Occupied Housing Unit

U.S.

Housing 

Units 

(millions)

Single-Family Units Apartments in 

Buildings With--

Home Electronics Usage Indicators Detached Attached 2 to 4 

Units

5 or More 

Units

Mobile 

Homes

PC Printer................................................................ 65.4 13.3 3.8 1.3 1.9 6.0 0.3

With Built-in Fax/Copier........................................ 27.7 5.3 1.8 0.5 0.6 2.3 Q

Without Built-in Fax/Copier................................... 37.8 7.9 2.0 0.7 1.4 3.7 Q

Use a Color Television Set........................................ 109.7 32.2 7.8 3.4 5.8 14.0 1.1

Weekday Hours Turned on per Day

Less than 1 Hour.................................................. 6.2 2.1 0.5 Q 0.4 1.0 Q

1 to 3 Hours.......................................................... 49.1 13.3 2.8 1.5 2.6 5.9 0.5

Most of the Day..................................................... 46.0 13.3 3.4 1.3 2.3 5.9 0.5

On All the Time..................................................... 8.4 3.5 1.1 0.5 0.6 1.2 Q

No Television........................................................ 1.4 0.8 Q Q Q 0.5 Q

Weekend Hours Turned on per Day

Less than 1 Hour.................................................. 7.3 2.6 0.6 Q 0.6 1.2 Q

1 to 3 Hours.......................................................... 35.9 9.6 2.2 1.2 1.8 4.1 0.3

Most of the Day..................................................... 56.4 16.0 3.8 1.5 2.9 7.2 0.7

On All the Time..................................................... 10.1 4.0 1.2 0.6 0.6 1.5 Q

No Television........................................................ 1.4 0.8 Q Q Q 0.5 Q

TV-Based Game System Usage per Week

Use a TV-Based Game System............................ 34.7 11.0 3.6 1.3 2.0 3.8 0.4

Less than 5 Hours............................................. 19.9 6.2 2.0 0.7 1.0 2.2 0.3

5 to 10 Hours.................................................... 8.9 2.5 0.7 0.3 0.5 0.9 Q

11 to 15 hours................................................... 2.4 0.6 0.2 QQQQ

16 to 20 Hours................................................... 1.5 0.8 Q Q Q 0.3 Q

More than 20 Hours........................................... 2.1 0.9 0.4 Q Q 0.2 Q

Do Not Use a TV-Based Game System................ 75.0 21.1 4.3 2.1 3.9 10.2 0.7

 Q = Data withheld either because the Relative Standard Error (RSE) was greater than 50 percent or fewer than 10 households were sampled.

 N = No cases in reporting sample.

 Notes: ● Because of rounding, data may not sum to totals. ● See Glossary for definition of terms used in these tables.

 Source: Energy Information Administration, Office of Energy Markets and End Use, Forms EIA-457 A, B, C of the 2005 

Residential Energy Consumption Survey.

Energy Information Administration:

2005 Residential Energy Consumption Survey: Preliminary Housing Characteristics Tables