Residential Sector
Nova Scotia
Table 24: Apartments Heating System Stock by Heating System Type
  2000   2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017
Total Apartments Heating System Stock (thousands) 82.8   83.8 84.8 85.9 87.3 88.2 89.3 90.5 91.8 92.8 93.7 94.7 95.9 98.1 99.3 100.5 102.0 103.6

Heating System Stock by Heating System Type (thousands)
Heating Oil – Normal Efficiency 25.4   23.5 21.9 20.3 19.1 17.5 15.8 14.2 12.9 11.3 9.8 8.4 7.2 6.4 4.7 3.5 2.3 1.1
Heating Oil – Medium Efficiency 22.6   25.3 27.6 29.8 31.4 33.1 34.6 35.7 36.4 36.8 37.0 36.9 36.7 36.5 36.8 36.3 35.7 35.7
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 0.1   0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.0 0.0 0.0 0.0 0.0
Natural Gas – Medium Efficiency 0.4   0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.4 0.4
Natural Gas – High Efficiency 0.5   0.5 0.5 0.6 0.6 0.7 0.8 0.9 1.0 1.0 1.1 1.2 1.2 1.3 1.3 1.4 2.0 2.3
Electric 20.4   20.8 20.9 21.2 21.9 22.7 23.7 25.0 26.7 28.8 31.1 33.6 36.2 39.3 42.2 45.1 48.0 50.6
Heat Pump 0.7   0.8 0.8 0.9 0.9 1.0 1.0 1.1 1.1 1.2 1.2 1.3 1.3 1.4 1.5 1.5 1.6 1.7
Other1 1.7   1.7 1.7 1.7 1.7 1.7 1.7 1.7 1.8 1.8 1.9 1.9 2.0 2.0 2.0 2.1 2.1 2.2
Wood 10.2   10.0 10.1 10.2 10.4 10.3 10.3 10.4 10.5 10.5 10.3 10.1 9.9 9.8 9.6 9.3 9.0 8.8

Dual Systems
Wood/Electric 0.4   0.4 0.4 0.4 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5
Wood/Heating Oil 0.2   0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3
Natural Gas/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
Heating Oil/Electric 0.0   0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1

Shares (%)
Heating Oil – Normal Efficiency 30.7   28.1 25.8 23.6 21.8 19.8 17.7 15.7 14.1 12.2 10.4 8.9 7.6 6.6 4.7 3.5 2.2 1.0
Heating Oil – Medium Efficiency 27.3   30.2 32.5 34.6 36.0 37.5 38.7 39.5 39.6 39.7 39.5 39.0 38.3 37.2 37.0 36.1 35.0 34.4
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 0.2   0.2 0.2 0.2 0.2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.0 0.0 0.0 0.0 0.0
Natural Gas – Medium Efficiency 0.5   0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.4 0.4
Natural Gas – High Efficiency 0.6   0.6 0.6 0.7 0.7 0.8 0.9 1.0 1.1 1.1 1.2 1.3 1.3 1.3 1.3 1.4 2.0 2.2
Electric 24.7   24.8 24.7 24.7 25.1 25.7 26.6 27.6 29.1 31.1 33.2 35.4 37.7 40.1 42.5 44.9 47.0 48.8
Heat Pump 0.9   0.9 1.0 1.0 1.0 1.1 1.1 1.2 1.2 1.2 1.3 1.3 1.4 1.4 1.5 1.5 1.6 1.6
Other1 2.0   2.0 2.0 1.9 1.9 1.9 1.9 1.9 1.9 2.0 2.0 2.0 2.0 2.0 2.1 2.1 2.0 2.2
Wood 12.3   11.9 11.9 11.9 11.9 11.7 11.6 11.5 11.5 11.3 11.0 10.7 10.3 10.0 9.6 9.2 8.8 8.5

Dual Systems
Wood/Electric 0.5   0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5
Wood/Heating Oil 0.3   0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3
Natural Gas/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
Heating Oil/Electric 0.0   0.0 0.0 0.0 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1

Footnotes:

1) “Other” includes coal and propane.