2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | ||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Total Space Heating GHG Emissions Excluding Electricity (Mt of CO2e) | 35.1 | 32.0 | 33.9 | 34.5 | 34.5 | 33.6 | 31.6 | 35.7 | 35.5 | 34.2 | 32.0 | 33.9 | 30.7 | 32.7 | 33.0 | 32.1 | 30.6 | 31.3 | |
GHG Emissions by System Type (Mt of CO2e) | |||||||||||||||||||
Heating Oil – Normal Efficiency | 2.4 | 1.9 | 1.5 | 1.1 | 0.8 | 0.6 | 0.5 | 0.4 | 0.3 | 0.2 | 0.1 | 0.1 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Heating Oil – Medium Efficiency | 3.9 | 3.9 | 4.4 | 4.4 | 5.1 | 4.9 | 4.5 | 5.1 | 4.7 | 4.6 | 4.4 | 4.4 | 3.6 | 3.2 | 3.1 | 3.0 | 2.6 | 2.4 | |
Heating Oil – High Efficiency | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Natural Gas – Normal Efficiency | 13.3 | 11.1 | 11.1 | 10.5 | 9.0 | 7.7 | 6.2 | 5.9 | 4.9 | 3.7 | 2.7 | 2.1 | 1.2 | 0.6 | 0.3 | 0.1 | 0.1 | 0.0 | |
Natural Gas – Medium Efficiency | 7.2 | 6.8 | 8.0 | 8.8 | 9.0 | 9.2 | 9.2 | 10.8 | 11.2 | 11.0 | 10.3 | 11.1 | 10.2 | 10.9 | 10.7 | 9.8 | 9.0 | 8.8 | |
Natural Gas – High Efficiency | 3.4 | 3.5 | 4.2 | 5.0 | 5.3 | 5.9 | 6.1 | 7.6 | 8.6 | 9.0 | 9.2 | 10.9 | 10.6 | 12.8 | 13.7 | 14.1 | 13.8 | 15.1 | |
Electric | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Heat Pump | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Other1 | 0.7 | 0.8 | 0.7 | 0.7 | 0.7 | 0.9 | 0.9 | 1.0 | 1.1 | 1.0 | 1.0 | 1.1 | 1.2 | 1.0 | 0.9 | 0.8 | 1.0 | 1.0 | |
Wood | 0.4 | 0.4 | 0.3 | 0.3 | 0.3 | 0.4 | 0.3 | 0.4 | 0.4 | 0.4 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.2 | 0.2 | |
Dual Systems | |||||||||||||||||||
Wood/Electric | 1.5 | 1.3 | 1.3 | 1.2 | 1.3 | 1.3 | 1.3 | 1.6 | 1.7 | 1.7 | 1.6 | 1.7 | 1.7 | 1.9 | 2.0 | 2.0 | 1.9 | 1.9 | |
Wood/Heating Oil | 1.6 | 1.5 | 1.6 | 1.5 | 1.7 | 1.7 | 1.6 | 1.8 | 1.7 | 1.7 | 1.6 | 1.5 | 1.3 | 1.3 | 1.3 | 1.3 | 1.2 | 1.2 | |
Natural Gas/Electric | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.3 | 0.2 | 0.3 | 0.2 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | |
Heating Oil/Electric | 0.7 | 0.7 | 0.7 | 0.7 | 0.9 | 0.8 | 0.8 | 0.9 | 0.8 | 0.7 | 0.6 | 0.6 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.4 | |
Shares (%) | |||||||||||||||||||
Heating Oil – Normal Efficiency | 6.8 | 6.0 | 4.5 | 3.1 | 2.4 | 1.8 | 1.4 | 1.1 | 0.9 | 0.5 | 0.3 | 0.2 | 0.2 | 0.1 | 0.1 | 0.1 | 0.0 | 0.0 | |
Heating Oil – Medium Efficiency | 11.0 | 12.2 | 12.9 | 12.7 | 14.8 | 14.5 | 14.3 | 14.2 | 13.2 | 13.6 | 13.9 | 12.9 | 11.7 | 9.7 | 9.3 | 9.3 | 8.6 | 7.7 | |
Heating Oil – High Efficiency | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Natural Gas – Normal Efficiency | 37.7 | 34.8 | 32.6 | 30.5 | 26.0 | 22.9 | 19.6 | 16.4 | 13.8 | 10.8 | 8.3 | 6.1 | 3.8 | 1.9 | 1.0 | 0.4 | 0.2 | 0.1 | |
Natural Gas – Medium Efficiency | 20.4 | 21.3 | 23.4 | 25.5 | 26.1 | 27.3 | 29.0 | 30.3 | 31.5 | 32.1 | 32.1 | 32.7 | 33.1 | 33.4 | 32.3 | 30.5 | 29.3 | 28.1 | |
Natural Gas – High Efficiency | 9.6 | 10.8 | 12.3 | 14.4 | 15.5 | 17.6 | 19.3 | 21.3 | 24.3 | 26.3 | 28.7 | 32.0 | 34.4 | 39.2 | 41.7 | 43.8 | 45.3 | 48.2 | |
Electric | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Heat Pump | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Other1 | 2.0 | 2.4 | 2.2 | 2.2 | 2.1 | 2.6 | 2.9 | 2.9 | 3.1 | 2.8 | 3.2 | 3.2 | 3.8 | 2.9 | 2.7 | 2.6 | 3.2 | 3.1 | |
Wood | 1.2 | 1.1 | 1.0 | 0.9 | 1.0 | 1.1 | 1.0 | 1.0 | 1.0 | 1.0 | 0.9 | 0.9 | 0.9 | 0.9 | 0.8 | 0.8 | 0.8 | 0.7 | |
Dual Systems | |||||||||||||||||||
Wood/Electric | 4.3 | 4.1 | 3.8 | 3.6 | 3.8 | 4.0 | 4.2 | 4.5 | 4.7 | 5.0 | 4.9 | 5.0 | 5.5 | 5.8 | 6.0 | 6.2 | 6.2 | 6.1 | |
Wood/Heating Oil | 4.5 | 4.7 | 4.6 | 4.4 | 5.0 | 5.2 | 5.1 | 5.1 | 4.7 | 4.9 | 5.0 | 4.5 | 4.3 | 3.9 | 3.8 | 3.9 | 3.9 | 3.7 | |
Natural Gas/Electric | 0.5 | 0.5 | 0.6 | 0.6 | 0.6 | 0.6 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.8 | 0.8 | 0.8 | 0.8 | 0.9 | 0.9 | 0.9 | |
Heating Oil/Electric | 2.0 | 2.1 | 2.0 | 2.1 | 2.7 | 2.5 | 2.4 | 2.4 | 2.1 | 2.1 | 2.0 | 1.6 | 1.6 | 1.4 | 1.4 | 1.4 | 1.7 | 1.4 | |
GHG Intensity (tonne/TJ) | 39.8 | 39.6 | 39.6 | 38.9 | 38.6 | 38.5 | 38.1 | 38.0 | 37.3 | 36.4 | 36.6 | 36.3 | 35.6 | 34.7 | 34.1 | 34.2 | 34.3 | 33.9 | |
Heat Gains (PJ) | 96.0 | 90.7 | 95.8 | 99.6 | 100.4 | 94.8 | 89.1 | 98.5 | 102.0 | 105.1 | 94.6 | 99.7 | 94.3 | 105.5 | 109.2 | 102.6 | 96.3 | 99.8 | |
Heating Degree-Day Index | 0.96 | 0.88 | 0.93 | 0.96 | 0.95 | 0.92 | 0.85 | 0.93 | 0.95 | 0.96 | 0.87 | 0.90 | 0.84 | 0.93 | 0.98 | 0.92 | 0.89 | 0.92 |