Residential Sector
Territories
Table 28: Water Heater Stock by Building Type and Energy Source
  1990   2010 2011 2012 2013 2014 2015
Total Water Heater Stock (thousands) 26.1   37.3 39.2 40.0 41.2 42.2 42.5

Water Heater Stock by Building Type (thousands)
Single Detached 13.4   20.1 21.6 22.1 22.7 23.2 23.4
Single Attached 4.7   6.4 6.8 6.9 7.1 7.2 7.2
Apartments 5.0   7.6 7.6 7.8 8.2 8.5 8.6
Mobile Homes 3.0   3.2 3.2 3.2 3.3 3.3 3.3

Shares (%)
Single Detached 51.4   53.9 55.2 55.2 55.0 55.0 55.0
Single Attached 17.9   17.2 17.3 17.2 17.2 17.0 17.0
Apartments 19.2   20.3 19.4 19.6 19.9 20.2 20.3
Mobile Homes 11.5   8.5 8.1 8.0 7.9 7.8 7.8

Water Heater Stock by Energy Source (thousands)
Electricity 16.2   23.5 24.4 24.5 25.8 26.2 26.0
Natural Gas 0.0   0.0 0.0 0.0 0.0 0.0 0.0
Heating Oil 9.9   13.8 14.8 15.5 15.4 16.0 16.4
Steam 0.0   0.0 0.0 0.0 0.0 0.0 0.0
Other1 0.0   0.0 0.0 0.0 0.0 0.0 0.0
Wood 0.0   0.0 0.0 0.0 0.0 0.0 0.0

Shares (%)
Electricity 62.1   63.0 62.1 61.2 62.5 62.0 61.3
Natural Gas 0.0   0.0 0.0 0.0 0.0 0.0 0.0
Heating Oil 37.9   37.0 37.9 38.8 37.5 38.0 38.7
Steam 0.0   0.0 0.0 0.0 0.0 0.0 0.0
Other1 0.0   0.0 0.0 0.0 0.0 0.0 0.0
Wood 0.0   0.0 0.0 0.0 0.0 0.0 0.0

Footnotes:

1) “Other” includes coal and propane.