Table 8 – Characteristics of buildings by main energy source, building size and number of floors for space heating, 2014
  Buildings Floor space
# QI Share millions of m2 QI Share
Canada total 482,402 A 100.0% 803.1 A 100.0%
No space heating 25,636 A 5.3% 22.5 B 2.8%
Total space heating 456,766 A 94.7% 780.5 A 97.2%
By energy source  
Electricity 156,995 A 34.4% 200.4 A 25.7%
Natural gas 263,340 A 57.7% 509.6 A 65.3%
Distillates 22,085 A 4.8% 18.9 A 2.4%
Propane 15,262 B 3.3% 9.2 B 1.2%
Other fuel 9,298 C 2.0% 55.9 B 7.2%
Total 456,766 A 100.0% 780.5 A 100.0%
By building size  
5,000 square feet or less (465 square metres or less) 220,546 A 48.3% 51.6 A 6.6%
5,001 to 10,000 square feet (466 to 929 square metres) 84,549 A 18.5% 57.4 A 7.4%
10,001 to 50,000 square feet (930 to 4,645 square metres) 118,244 A 25.9% 241.4 A 30.9%
50,001 to 200,000 square feet (4,646 to 18,580 square metres) 28,845 A 6.3% 239.8 A 30.7%
Over 200,000 square feet (over 18,580 square metres) 4,582 A 1.0% 190.3 A 24.4%
Total 456,766 A 100.0% 780.5 A 100.0%
By number of floors  
1 244,867 A 53.6% 206.5 A 26.5%
2 133,229 A 29.2% 230.3 A 29.5%
3 52,106 A 11.4% 101.1 A 13.0%
4 to 9 22,538 A 4.9% 131.3 A 16.8%
10 or more 4,026 B 0.9% 111.3 A 14.3%
Total 456,766 A 100.0% 780.5 A 100.0%

Legend:

Quality indicators (QI) classify each estimate according to its quality as follows: A–20% or less, B–between 20% and 30%, C–between 30% and 40%, and F–more than 40%.