Residential Sector
Alberta1
Table 7: Space Heating Secondary Energy Use and GHG Emissions by Vintage
  1990   2012 2013 2014 2015
Total Space Heating Energy Use (PJ) 106.5   140.2 144.6 150.8 133.4

Energy Use by Vintage (PJ)
Before 1946 16.6   12.2 12.0 12.2 10.5
1946–1960 14.2   12.1 12.1 12.3 10.7
1961–1977 39.2   34.1 34.1 35.0 30.5
1978–1983 25.7   23.9 24.0 24.6 21.5
1984–1995 10.8   21.6 21.7 22.3 19.5
1996–2000 0.0   9.2 9.3 9.5 8.4
2001–2005 0.0   12.1 12.2 12.6 11.0
2006–2010 0.0   11.5 11.7 12.0 10.5
2011–2015 0.0   3.4 7.5 10.4 10.7

Shares (%)
Before 1946 15.6   8.7 8.3 8.1 7.8
1946–1960 13.3   8.6 8.3 8.2 8.0
1961–1977 36.8   24.3 23.6 23.2 22.9
1978–1983 24.2   17.1 16.6 16.3 16.1
1984–1995 10.2   15.4 15.0 14.8 14.6
1996–2000 0.0   6.6 6.4 6.3 6.3
2001–2005 0.0   8.6 8.5 8.3 8.3
2006–2010 0.0   8.2 8.1 8.0 7.9
2011–2015 0.0   2.4 5.2 6.9 8.0

Activity
Total Floor Space (million m2) 111.2   198.6 209.2 215.7 220.4
Energy Intensity (GJ/m2) 0.96   0.71 0.69 0.70 0.60
Total Space Heating GHG Emissions Excluding Electricity (Mt of CO2e) 5.2   6.5 6.6 6.9 6.1

GHG Emissions by Vintage (Mt of CO2e)
Before 1946 0.8   0.6 0.6 0.6 0.5
1946–1960 0.7   0.6 0.6 0.6 0.5
1961–1977 1.9   1.6 1.6 1.6 1.4
1978–1983 1.3   1.1 1.1 1.1 1.0
1984–1995 0.5   1.0 1.0 1.0 0.9
1996–2000 0.0   0.4 0.4 0.4 0.4
2001–2005 0.0   0.6 0.6 0.6 0.5
2006–2010 0.0   0.5 0.5 0.6 0.5
2011–2015 0.0   0.2 0.3 0.5 0.5
GHG Intensity (tonne/TJ) 48.8   46.1 45.7 45.8 45.7
Heating Degree-Day Index 0.93   0.92 0.97 1.01 0.89

Footnotes:

1) Data on GHG emissions are presented excluding GHG emissions related to electricity production only.