Table 3.5: Characteristics of buildings with windows / insulation renovations
Windows / insulation Building characteristics All buildings Renovated buildings Share
(number) Q.I. (number) Q.I.
Building size All building sizes 482 266 A 82 900 A 17.2%
5000 square feet or less (465 m2 or less) 236 539 A 37 285 A 15.8%
5001 to 10 000 square feet (466 to 929 m2) 91 680 A 12 339 C 13.5%
10 001 to 50 000 square feet (930 to 4645 m2) 123 565 A 26 247 A 21.2%
50 001 to 200 000 square feet (4646 to 18 580 m2) 25 319 A 5 682 B 22.4%
Over 200 000 square feet (Over 18 580 m2) 5 162 A 1 347 B 26.1%
Year of construction All years of construction 482 266 A 82 900 A 17.2%
Before 1920 46 951 A 13 669 B 29.1%
1920 to 1959 83 521 A 22 950 A 27.5%
1960 to 1969 67 758 A 11 721 A 17.3%
1970 to 1979 75 107 A 9 041 A 12.0%
1980 to 1989 91 404 A 13 581 B 14.9%
1990 to 1999 58 106 A 2 445 B 4.2%
2000 or later 59 418 A 9 494 C 16.0%
2000 to 2004 29 316 A F
2005 or later 30 102 A 8 813 C 29.3%
Hours of operation All operating hours 482 266 A 82 900 A 17.2%
36 or less 48 333 A 5 757 C 11.9%
37 to 48 132 389 A 24 488 A 18.5%
49 to 72 149 721 A 25 141 A 16.8%
73 to 96 47 380 A 8 724 B 18.4%
97 to 120 38 492 A 5 254 B 13.6%
121 to 168 65 951 A 13 536 B 20.5%

Note:

Due to rounding, numbers may not add up to the total shown, and some numbers may differ from one table to the next.

Legend:

Quality indicators (Q.I.) classify each estimate according to its quality as follows: A–Excellent, B–Good, C–Acceptable, D–Use with caution, F–Too unreliable to be published and X–suppressed due to confidentiality.