Residential Sector
Canada
Table 35: Single Detached and Single Attached Water Heater Stock by Energy Source
  2000   2016 2017 2018 2019 2020 2021
Total Single Detached Water Heater Stock (thousands) 6,843   8,188 8,246 8,320 8,398 8,479 8,567

Water Heater Stock by Energy Source (thousands)
Electricity 3,094   3,765 3,809 3,856 3,893 3,931 3,973
Natural Gas 3,320   4,122 4,150 4,188 4,233 4,279 4,327
Heating Oil 359   217 201 186 180 174 169
Other1 24   58 64 70 74 78 82
Wood 47   26 23 20 19 18 17

Shares (%)
Electricity 45.2   46.0 46.2 46.3 46.4 46.4 46.4
Natural Gas 48.5   50.3 50.3 50.3 50.4 50.5 50.5
Heating Oil 5.3   2.6 2.4 2.2 2.1 2.1 2.0
Other1 0.3   0.7 0.8 0.8 0.9 0.9 1.0
Wood 0.7   0.3 0.3 0.2 0.2 0.2 0.2
Total Single Attached Water Heater Stock (thousands) 1,285   1,811 1,845 1,882 1,915 1,950 1,987

Water Heater Stock by Energy Source (thousands)
Electricity 537   737 754 771 786 801 817
Natural Gas 682   1,018 1,037 1,058 1,076 1,096 1,116
Heating Oil 54   36 34 31 30 30 29
Other1 5   15 17 18 19 21 22
Wood 8   5 4 4 4 4 3

Shares (%)
Electricity 41.8   40.7 40.9 41.0 41.0 41.1 41.1
Natural Gas 53.1   56.2 56.2 56.2 56.2 56.2 56.1
Heating Oil 4.2   2.0 1.8 1.7 1.6 1.5 1.5
Other1 0.4   0.8 0.9 1.0 1.0 1.1 1.1
Wood 0.6   0.3 0.2 0.2 0.2 0.2 0.2

Footnotes:

1) “Other” includes coal and propane.