Residential Sector
Alberta
Table 29: Single Detached and Single Attached Water Heater Stock by Energy Source
  2000   2001 2002 2003 2004 2005 2006 2007 2008
Total Single Detached Water Heater Stock (thousands) 733.7   750.2 770.0 790.9 810.7 833.1 856.4 882.4 902.4

Water Heater Stock by Energy Source (thousands)
Electricity 44.8   46.0 45.0 49.6 51.1 53.6 56.6 60.7 63.6
Natural Gas 679.6   695.1 716.4 732.1 747.5 765.6 784.3 805.0 820.5
Heating Oil 3.4   3.8 3.6 3.9 5.1 5.9 6.6 7.1 7.9
Steam 0.0   0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Other1 5.2   4.5 4.3 4.6 6.1 7.0 7.8 8.3 9.0
Wood 0.8   0.7 0.7 0.7 1.0 1.1 1.2 1.3 1.4

Shares (%)
Electricity 6.1   6.1 5.8 6.3 6.3 6.4 6.6 6.9 7.0
Natural Gas 92.6   92.7 93.0 92.6 92.2 91.9 91.6 91.2 90.9
Heating Oil 0.5   0.5 0.5 0.5 0.6 0.7 0.8 0.8 0.9
Steam 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 1.0
Wood 0.1   0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.2
Total Single Attached Water Heater Stock (thousands) 133.7   137.1 141.5 146.4 151.8 157.0 162.3 168.6 175.4

Water Heater Stock by Energy Source (thousands)
Electricity 8.2   8.4 8.3 9.2 9.6 10.1 10.7 11.6 12.4
Natural Gas 123.8   127.0 131.7 135.5 140.0 144.3 148.7 153.8 159.5
Heating Oil 0.6   0.7 0.7 0.7 1.0 1.1 1.2 1.4 1.5
Steam 0.0   0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Other1 0.9   0.8 0.8 0.9 1.1 1.3 1.5 1.6 1.7
Wood 0.1   0.1 0.1 0.1 0.2 0.2 0.2 0.3 0.3

Shares (%)
Electricity 6.1   6.1 5.8 6.3 6.3 6.4 6.6 6.9 7.0
Natural Gas 92.6   92.7 93.0 92.6 92.2 91.9 91.6 91.2 90.9
Heating Oil 0.5   0.5 0.5 0.5 0.6 0.7 0.8 0.8 0.9
Steam 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 1.0
Wood 0.1   0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.2

Footnotes:

1) “Other” includes coal and propane.