Residential Sector
Canada
Table 46: Apartments Secondary Energy Use and GHG Emissions by End-Use
  2000   2017 2018 2019 2020 2021
Total Apartments Energy Use (PJ) 250.1   267.6 275.9 275.0 269.9 266.1

Energy Use by End-Use (PJ)
Space Heating 132.7   143.8 150.8 152.4 140.2 136.2
Water Heating 62.9   60.3 60.8 58.9 61.2 60.8
Appliances 46.5   54.3 54.3 55.2 58.3 58.7
Lighting 7.3   6.2 6.0 5.9 6.3 6.3
Space Cooling 0.6   2.9 4.0 2.6 3.8 4.0

Shares (%)
Space Heating 53.1   53.8 54.7 55.4 52.0 51.2
Water Heating 25.2   22.5 22.0 21.4 22.7 22.9
Appliances 18.6   20.3 19.7 20.1 21.6 22.1
Lighting 2.9   2.3 2.2 2.2 2.3 2.4
Space Cooling 0.2   1.1 1.4 1.0 1.4 1.5

Activity
Total Floor Space (million m2) 324   471 484 496 509 524
Total Households (thousands) 3,722   4,482 4,539 4,596 4,656 4,717
Energy Intensity (GJ/m2) 0.77   0.57 0.57 0.55 0.53 0.51
Energy Intensity (GJ/household) 67.2   59.7 60.8 59.8 58.0 56.4
Total Apartments GHG Emissions Including Electricity (Mt of CO2e) 13.9   11.3 11.2 11.1 10.3 10.1

GHG Emissions by End-Use (Mt of CO2e)
Space Heating 7.3   6.3 6.4 6.4 5.6 5.4
Water Heating 3.4   2.7 2.7 2.6 2.6 2.6
Appliances 2.8   2.0 1.8 1.8 1.8 1.8
Lighting 0.4   0.2 0.2 0.2 0.2 0.2
Space Cooling 0.0   0.1 0.1 0.1 0.1 0.1

Shares (%)
Space Heating 52.1   55.3 56.7 57.5 54.5 53.8
Water Heating 24.7   24.2 24.0 23.5 25.5 25.8
Appliances 19.8   17.6 16.3 16.5 17.1 17.4
Lighting 3.1   2.0 1.8 1.7 1.8 1.8
Space Cooling 0.3   0.9 1.2 0.8 1.1 1.2
GHG Intensity (tonne/TJ) 55.7   42.4 40.7 40.2 38.2 37.9
Total Apartments GHG Emissions Excluding Electricity (Mt of CO2e) 7.0   6.2 6.4 6.2 5.8 5.7

GHG Emissions by End-Use (Mt of CO2e)
Space Heating 4.8   4.0 4.2 4.1 3.7 3.6
Water Heating 2.2   2.0 2.0 1.9 2.0 2.0
Appliances 0.1   0.1 0.1 0.1 0.1 0.1
Lighting 0.0   0.0 0.0 0.0 0.0 0.0
Space Cooling 0.0   0.0 0.0 0.0 0.0 0.0

Shares (%)
Space Heating 68.3   65.2 66.2 66.7 63.7 62.9
Water Heating 30.9   32.9 32.0 31.4 34.3 35.0
Appliances 0.8   1.9 1.9 1.9 2.0 2.1
Lighting 0.0   0.0 0.0 0.0 0.0 0.0
Space Cooling 0.0   0.0 0.0 0.0 0.0 0.0
GHG Intensity (tonne/TJ) 28.1   23.0 23.1 22.5 21.6 21.3
Heating Degree-Day Index 0.96   0.92 0.95 0.98 0.88 0.85
Cooling Degree-Day Index 0.91   1.37 1.89 1.23 1.76 1.84