Table 3.4: Characteristics of buildings with lighting renovations
Lighting Building characteristics All buildings Renovated buildings Share
(number) Q.I. (number) Q.I.
Building size All building sizes 482 266 A 125 518 A 26.0%
5000 square feet or less (465 m2 or less) 236 539 A 62 042 A 26.2%
5001 to 10 000 square feet (466 to 929 m2) 91 680 A 17 376 B 19.0%
10 001 to 50 000 square feet (930 to 4645 m2) 123 565 A 33 324 A 27.0%
50 001 to 200 000 square feet (4646 to 18 580 m2) 25 319 A 10 066 A 39.8%
Over 200 000 square feet (Over 18 580 m2) 5 162 A 2 710 B 52.5%
Year of construction All years of construction 482 266 A 125 518 A 26.0%
Before 1920 46 951 A 18 298 B 39.0%
1920 to 1959 83 521 A 26 756 A 32.0%
1960 to 1969 67 758 A 21 028 A 31.0%
1970 to 1979 75 107 A 13 446 B 17.9%
1980 to 1989 91 404 A 22 417 B 24.5%
1990 to 1999 58 106 A 10 403 A 17.9%
2000 or later 59 418 A 13 171 B 22.2%
2000 to 2004 29 316 A 2 656 B 9.1%
2005 or later 30 102 A 10 514 C 34.9%
Hours of operation All operating hours 482 266 A 125 518 A 26.0%
36 or less 48 333 A F
37 to 48 132 389 A 38 276 A 28.9%
49 to 72 149 721 A 44 437 A 29.7%
73 to 96 47 380 A 14 612 B 30.8%
97 to 120 38 492 A 6 513 B 16.9%
121 to 168 65 951 A 14 374 A 21.8%

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.