Residential Sector
Canada
Table 30: Apartments Heating System Stock by Heating System Type
  1990   2012 2013 2014 2015
Total Apartments Heating System Stock (thousands) 3,381   4,549 4,705 4,783 4,878

Heating System Stock by Heating System Type (thousands)
Heating Oil – Normal Efficiency 553   9 9 6 4
Heating Oil – Medium Efficiency 7   282 280 276 271
Heating Oil – High Efficiency 0   0 0 0 0
Natural Gas – Normal Efficiency 1,176   127 94 62 38
Natural Gas – Medium Efficiency 56   506 492 472 447
Natural Gas – High Efficiency 89   466 550 613 690
Electric 1,290   2,876 2,984 3,054 3,122
Heat Pump 18   49 52 54 56
Other1 23   24 25 25 26
Wood 119   123 131 130 132

Dual Systems
Wood/Electric 17   23 24 24 24
Wood/Heating Oil 7   10 10 10 10
Natural Gas/Electric 6   17 17 17 18
Heating Oil/Electric 19   38 39 39 40

Shares (%)
Heating Oil – Normal Efficiency 16.3   0.2 0.2 0.1 0.1
Heating Oil – Medium Efficiency 0.2   6.2 6.0 5.8 5.6
Heating Oil – High Efficiency 0.0   0.0 0.0 0.0 0.0
Natural Gas – Normal Efficiency 34.8   2.8 2.0 1.3 0.8
Natural Gas – Medium Efficiency 1.7   11.1 10.5 9.9 9.2
Natural Gas – High Efficiency 2.6   10.2 11.7 12.8 14.1
Electric 38.2   63.2 63.4 63.9 64.0
Heat Pump 0.5   1.1 1.1 1.1 1.2
Other1 0.7   0.5 0.5 0.5 0.5
Wood 3.5   2.7 2.8 2.7 2.7

Dual Systems
Wood/Electric 0.5   0.5 0.5 0.5 0.5
Wood/Heating Oil 0.2   0.2 0.2 0.2 0.2
Natural Gas/Electric 0.2   0.4 0.4 0.4 0.4
Heating Oil/Electric 0.6   0.8 0.8 0.8 0.8

Footnotes:

1) “Other” includes coal and propane.