Residential Sector
Alberta
Table 30: Apartments and Mobile Homes Water Heater Stock by Energy Source
  2000   2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017
Total Apartments Water Heater Stock (thousands) 243.7   250.2 255.9 263.6 271.4 278.2 285.7 292.0 301.9 310.7 316.9 320.7 325.7 333.1 342.0 353.8 367.8 375.7

Water Heater Stock by Energy Source (thousands)
Electricity 14.9   15.4 14.9 16.5 17.1 17.9 18.9 20.4 21.9 23.9 24.1 25.8 27.2 29.1 31.2 33.7 36.6 39.1
Natural Gas 225.7   231.8 238.1 244.0 250.2 255.7 261.6 266.2 274.1 280.5 286.5 289.3 293.1 298.9 305.9 315.3 326.5 332.1
Heating Oil 1.1   1.3 1.2 1.3 1.7 2.0 2.2 2.3 2.5 2.8 2.9 2.7 2.7 2.6 2.6 2.6 2.6 2.5
Steam 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
Other1 1.7   1.5 1.4 1.5 2.0 2.3 2.6 2.7 2.8 3.0 2.9 2.4 2.2 1.9 1.7 1.6 1.5 1.4
Wood 0.3   0.2 0.2 0.2 0.3 0.4 0.4 0.4 0.5 0.5 0.6 0.5 0.6 0.6 0.6 0.6 0.6 0.6

Shares (%)
Electricity 6.1   6.1 5.8 6.3 6.3 6.4 6.6 7.0 7.3 7.7 7.6 8.0 8.4 8.7 9.1 9.5 10.0 10.4
Natural Gas 92.6   92.7 93.0 92.6 92.2 91.9 91.6 91.2 90.8 90.3 90.4 90.2 90.0 89.7 89.4 89.1 88.8 88.4
Heating Oil 0.5   0.5 0.5 0.5 0.6 0.7 0.8 0.8 0.8 0.9 0.9 0.8 0.8 0.8 0.8 0.7 0.7 0.7
Steam 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
Other1 0.7   0.6 0.6 0.6 0.7 0.8 0.9 0.9 0.9 0.9 0.9 0.8 0.7 0.6 0.5 0.4 0.4 0.4
Wood 0.1   0.1 0.1 0.1 0.1 0.1 0.1 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2
Total Mobile Homes Water Heater Stock (thousands) 47.7   48.6 49.7 51.0 52.3 53.7 55.1 56.8 58.0 58.8 59.8 60.6 61.5 62.4 63.4 64.4 65.0 65.7

Water Heater Stock by Energy Source (thousands)
Electricity 2.9   3.0 2.9 3.2 3.3 3.5 3.6 4.0 4.2 4.5 4.5 4.9 5.1 5.5 5.8 6.1 6.5 6.8
Natural Gas 44.2   45.0 46.2 47.2 48.2 49.3 50.5 51.8 52.7 53.1 54.1 54.7 55.3 56.0 56.7 57.4 57.7 58.0
Heating Oil 0.2   0.2 0.2 0.3 0.3 0.4 0.4 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.4
Steam 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
Other1 0.3   0.3 0.3 0.3 0.4 0.4 0.5 0.5 0.5 0.6 0.5 0.5 0.4 0.4 0.3 0.3 0.3 0.2
Wood 0.1   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

Shares (%)
Electricity 6.1   6.1 5.8 6.3 6.3 6.4 6.6 7.0 7.3 7.7 7.6 8.0 8.4 8.7 9.1 9.5 10.0 10.4
Natural Gas 92.6   92.7 93.0 92.6 92.2 91.9 91.6 91.2 90.8 90.3 90.4 90.2 90.0 89.7 89.4 89.1 88.8 88.4
Heating Oil 0.5   0.5 0.5 0.5 0.6 0.7 0.8 0.8 0.8 0.9 0.9 0.8 0.8 0.8 0.8 0.7 0.7 0.7
Steam 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
Other1 0.7   0.6 0.6 0.6 0.7 0.8 0.9 0.9 0.9 0.9 0.9 0.8 0.7 0.6 0.5 0.4 0.4 0.4
Wood 0.1   0.1 0.1 0.1 0.1 0.1 0.1 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2

Footnotes:

1) “Other” includes coal and propane.