Commercial/Institutional Sector
Ontario
Table 44: Offices1 Space Conditioning Secondary Energy Use by End Use and by Energy Source
  1990   2007 2008 2009 2010 2011 2012 2013 2014
Space Cooling Energy Use for Offices1 (PJ) 4.7   11.2 8.8 5.9 10.0 10.5 12.0 9.3 9.3

Energy Use by Energy Source (PJ)
Electricity 4.5   10.6 8.3 5.6 9.4 9.9 11.3 8.8 8.7
Natural Gas 0.2   0.7 0.5 0.4 0.6 0.6 0.7 0.6 0.5

Shares (%)
Electricity 96.1   94.1 94.1 94.1 94.1 94.1 94.1 94.1 94.1
Natural Gas 3.9   5.9 5.9 5.9 5.9 5.9 5.9 5.9 5.9

Activity
Floor Space (million m2) 49.83   108.91 112.82 115.53 117.52 119.73 122.47 124.15 124.69
Energy Intensity (MJ/m2) 94.14   102.97 78.03 51.43 85.43 87.46 97.70 75.15 74.35
Space Heating Energy Use for Offices1 (PJ) 52.1   82.2 85.4 79.4 76.4 84.3 74.9 89.5 99.0

Energy Use by Energy Source (PJ)
Electricity 2.2   1.7 2.6 3.5 5.0 7.5 3.7 11.2 12.0
Natural Gas 42.7   73.8 76.9 72.0 67.8 72.8 66.7 74.4 82.6
Light Fuel Oil and Kerosene 5.1   2.3 1.5 0.5 0.6 0.6 0.5 0.5 1.1
Heavy Fuel Oil 0.8   0.5 0.3 0.5 0.4 0.4 0.3 0.3 0.3
Steam 0.0   0.5 0.5 0.0 0.0 0.0 0.0 0.3 0.5
Other2 1.3   3.4 3.7 2.8 2.5 2.9 3.7 2.8 2.5

Shares (%)
Electricity 4.3   2.1 3.0 4.4 6.6 8.9 5.0 12.5 12.1
Natural Gas 81.9   89.8 90.1 90.7 88.7 86.4 89.1 83.1 83.4
Light Fuel Oil and Kerosene 9.8   2.8 1.7 0.7 0.8 0.7 0.6 0.5 1.1
Heavy Fuel Oil 1.6   0.6 0.3 0.7 0.6 0.5 0.4 0.4 0.3
Steam 0.0   0.6 0.6 0.0 0.0 0.0 0.0 0.3 0.5
Other2 2.5   4.1 4.3 3.5 3.3 3.5 4.9 3.2 2.5

Activity
Floor Space (million m2) 76.78   113.11 116.04 117.67 119.13 120.79 122.97 124.15 124.69
Energy Intensity (MJ/m2) 679.12   726.83 736.04 675.16 641.07 697.54 608.70 720.94 794.18
Heating Degree-Day Index 0.89   0.91 0.94 0.94 0.85 0.87 0.79 0.92 1.00
Cooling Degree-Day Index 1.05   1.63 1.06 0.80 1.72 1.65 1.85 1.23 1.03

Footnotes:

1) “Offices” includes activities related to finance and insurance; real estate and rental and leasing; professional, scientific and technical services; public administration; and others.
2) “Other” includes coal and propane.