Commercial/Institutional Sector
Ontario
Table 44: Offices1 Space Conditioning Secondary Energy Use by End Use and by Energy Source
  1990   1991 1992 1993 1994 1995 1996 1997 1998
Space Cooling Energy Use for Offices1 (PJ) 4.7   5.4 3.3 5.6 4.8 5.9 4.2 5.7 6.2

Energy Use by Energy Source (PJ)
Electricity 4.5   5.2 3.2 5.3 4.5 5.6 4.0 5.4 5.9
Natural Gas 0.2   0.2 0.2 0.3 0.2 0.3 0.2 0.3 0.3

Shares (%)
Electricity 96.1   95.7 95.2 95.1 95.0 94.9 94.8 94.7 94.6
Natural Gas 3.9   4.3 4.8 4.9 5.0 5.1 5.2 5.3 5.4

Activity
Floor Space (million m2) 49.83   53.97 57.67 60.42 62.93 65.38 67.96 71.40 75.05
Energy Intensity (MJ/m2) 94.14   100.68 57.61 92.75 75.58 90.81 61.34 79.23 82.54
Space Heating Energy Use for Offices1 (PJ) 52.1   55.6 61.1 61.1 60.4 58.8 65.7 69.0 61.9

Energy Use by Energy Source (PJ)
Electricity 2.2   1.5 2.5 2.5 2.1 1.4 2.4 2.0 1.1
Natural Gas 42.7   47.4 51.9 51.1 50.7 48.6 53.4 58.8 53.5
Light Fuel Oil and Kerosene 5.1   4.3 4.4 5.1 4.9 5.3 6.2 4.3 3.9
Heavy Fuel Oil 0.8   0.8 0.6 0.6 0.7 0.4 0.5 1.3 1.0
Steam 0.0   0.0 0.0 0.1 0.1 0.4 0.4 0.5 0.3
Other2 1.3   1.7 1.7 1.8 1.8 2.6 2.9 2.1 2.1

Shares (%)
Electricity 4.3   2.7 4.1 4.0 3.5 2.4 3.7 2.9 1.8
Natural Gas 81.9   85.1 85.0 83.5 84.0 82.8 81.3 85.3 86.4
Light Fuel Oil and Kerosene 9.8   7.8 7.2 8.3 8.2 9.1 9.4 6.2 6.3
Heavy Fuel Oil 1.6   1.4 0.9 1.0 1.1 0.8 0.7 1.9 1.6
Steam 0.0   0.0 0.0 0.1 0.2 0.7 0.6 0.7 0.6
Other2 2.5   3.0 2.8 3.0 2.9 4.4 4.4 3.1 3.4

Activity
Floor Space (million m2) 76.78   80.71 83.79 85.34 86.48 87.49 88.61 90.76 93.07
Energy Intensity (MJ/m2) 679.12   689.33 729.21 716.15 698.24 671.96 741.36 759.76 665.18
Heating Degree-Day Index 0.89   0.90 1.00 1.01 0.99 0.99 1.04 0.98 0.79
Cooling Degree-Day Index 1.05   1.53 0.43 1.08 0.99 1.38 0.92 0.93 1.48

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.