2000 | 2018 | 2019 | 2020 | 2021 | ||
---|---|---|---|---|---|---|
Total Single Detached Water Heater Stock (thousands) | 734.0 | 1,038.5 | 1,047.7 | 1,056.7 | 1,066.5 | |
Water Heater Stock by Energy Source (thousands) | ||||||
Electricity | 44.8 | 112.8 | 116.1 | 119.4 | 123.0 | |
Natural Gas | 679.8 | 913.9 | 920.0 | 925.8 | 932.3 | |
Heating Oil | 3.4 | 6.7 | 6.6 | 6.6 | 6.5 | |
Steam | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Other1 | 5.2 | 3.4 | 3.2 | 3.1 | 2.9 | |
Wood | 0.8 | 1.7 | 1.8 | 1.8 | 1.8 | |
Shares (%) | ||||||
Electricity | 6.1 | 10.9 | 11.1 | 11.3 | 11.5 | |
Natural Gas | 92.6 | 88.0 | 87.8 | 87.6 | 87.4 | |
Heating Oil | 0.5 | 0.6 | 0.6 | 0.6 | 0.6 | |
Steam | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Other1 | 0.7 | 0.3 | 0.3 | 0.3 | 0.3 | |
Wood | 0.1 | 0.2 | 0.2 | 0.2 | 0.2 | |
Total Single Attached Water Heater Stock (thousands) | 133.7 | 242.2 | 249.1 | 255.3 | 260.9 | |
Water Heater Stock by Energy Source (thousands) | ||||||
Electricity | 8.2 | 26.3 | 27.6 | 28.8 | 30.1 | |
Natural Gas | 123.8 | 213.1 | 218.7 | 223.7 | 228.1 | |
Heating Oil | 0.6 | 1.6 | 1.6 | 1.6 | 1.6 | |
Steam | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Other1 | 0.9 | 0.8 | 0.8 | 0.7 | 0.7 | |
Wood | 0.1 | 0.4 | 0.4 | 0.4 | 0.4 | |
Shares (%) | ||||||
Electricity | 6.1 | 10.9 | 11.1 | 11.3 | 11.5 | |
Natural Gas | 92.6 | 88.0 | 87.8 | 87.6 | 87.4 | |
Heating Oil | 0.5 | 0.6 | 0.6 | 0.6 | 0.6 | |
Steam | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Other1 | 0.7 | 0.3 | 0.3 | 0.3 | 0.3 | |
Wood | 0.1 | 0.2 | 0.2 | 0.2 | 0.2 |