12.2 - LIGHTING USE - INCANDESCENT
  Number of households by heated area (excluding garage)
56 to 93 square metres (601 to 1,000 square feet) 93 to 139 square metres (1,001 to 1,500 square feet) 139 to 186 square metres (1,501 to 2,000 square feet)
Households that turn on an incandescent light bulb (excluding small bulbs and night lights) for three or more hours during an average day
Yes 946,362 A 965,042 A 1,116,156 A
No 1,156,267 A 957,824 A 1,226,651 A
Don't know U U U
Not stated U U U
Number of incandescent light bulbs turned on for three or more hours
1 to 2 bulbs 396,862 A 447,687 A 273,024 A
3 to 5 bulbs 288,759 M 279,157 A 408,639 A
6 to 10 bulbs U 46,057 M 198,982 A
More than 10 bulbs U U U
Don't know 130,168 M U 155,085 M
Not stated 175,786 M 134,954 M 140,634 M
Typical wattage of incandescent light bulbs turned on for three or more hours
Less than 60 watts 139,273 M 195,384 M 236,944 M
60 watts 491,439 A 469,420 A 539,376 A
61 to 100 watts 140,301 M 100,638 M 144,190 M
More than 100 watts U U U
Don't know 172,174 M 183,698 M 160,010 M
Not stated 121,102 M 87,737 M 116,328 M
Hours incandescent light bulbs are turned on during an average day in the winter
Less than 3 hours
3 to 5 hours 287,709 M 278,095 M 247,352 A
6 to 9 hours 410,196 A 372,846 M 460,334 A
More than 9 hours 118,740 M 118,468 M 170,047 M
Don't know 113,050 M 176,713 M 201,239 M
Not stated 139,356 M 99,701 M 129,299 M
Hours incandescent light bulbs are turned on during an average day in the summer
Less than 3 hours 163,817 M 256,827 M 305,076 A
3 to 5 hours 519,155 A 421,075 A 399,237 A
6 to 9 hours 136,251 M 58,232 M 89,469 M
More than 9 hours U U U
Don't know 94,097 M 180,642 M 226,966 M
Not stated 125,475 M 88,290 M 106,692 M

Note:

Due to rounding, the numbers may not add up and may differ slightly among tables.

Legend:

The letter beside each estimate classifies its quality as follows: A–Acceptable, M–Use with caution, U–Too unreliable to be published.

Source:

2011 Survey of Household Energy Use