2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | ||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Total Water Heater Stock (thousands) | 31.6 | 31.9 | 32.7 | 33.4 | 34.0 | 34.4 | 34.9 | 36.1 | 36.6 | 37.0 | 37.3 | 39.7 | 40.5 | 41.3 | 42.1 | 42.5 | 43.2 | 43.6 | |
Water Heater Stock by Building Type (thousands) | |||||||||||||||||||
Single Detached | 16.9 | 17.1 | 17.4 | 17.6 | 17.9 | 18.2 | 18.4 | 18.9 | 19.1 | 19.2 | 19.3 | 20.7 | 21.1 | 21.5 | 22.0 | 22.1 | 22.3 | 22.5 | |
Single Attached | 6.2 | 6.2 | 6.2 | 6.5 | 6.5 | 6.5 | 6.6 | 7.1 | 7.1 | 7.3 | 7.3 | 7.9 | 8.1 | 8.2 | 8.4 | 8.5 | 8.6 | 8.7 | |
Apartments | 5.8 | 5.9 | 6.3 | 6.4 | 6.7 | 6.9 | 7.0 | 7.2 | 7.4 | 7.6 | 7.6 | 8.0 | 8.2 | 8.4 | 8.7 | 8.8 | 9.2 | 9.3 | |
Mobile Homes | 2.8 | 2.8 | 2.8 | 2.8 | 2.9 | 2.9 | 2.9 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | 3.1 | 3.1 | 3.1 | 3.1 | 3.1 | 3.2 | |
Shares (%) | |||||||||||||||||||
Single Detached | 53.5 | 53.5 | 53.1 | 52.8 | 52.7 | 52.7 | 52.7 | 52.3 | 52.1 | 51.9 | 51.8 | 52.2 | 52.2 | 52.2 | 52.1 | 52.0 | 51.7 | 51.5 | |
Single Attached | 19.5 | 19.3 | 19.1 | 19.4 | 19.1 | 18.9 | 18.8 | 19.6 | 19.5 | 19.6 | 19.6 | 19.9 | 19.9 | 20.0 | 20.0 | 19.9 | 19.9 | 20.0 | |
Apartments | 18.3 | 18.6 | 19.2 | 19.3 | 19.7 | 19.9 | 20.0 | 19.9 | 20.2 | 20.4 | 20.4 | 20.2 | 20.3 | 20.4 | 20.5 | 20.8 | 21.2 | 21.3 | |
Mobile Homes | 8.8 | 8.6 | 8.6 | 8.5 | 8.5 | 8.4 | 8.4 | 8.2 | 8.2 | 8.1 | 8.1 | 7.7 | 7.6 | 7.5 | 7.4 | 7.3 | 7.3 | 7.2 | |
Water Heater Stock by Energy Source (thousands) | |||||||||||||||||||
Electricity | 21.8 | 23.4 | 24.6 | 24.9 | 24.7 | 24.5 | 23.5 | 23.9 | 23.6 | 23.7 | 23.5 | 24.6 | 24.7 | 25.5 | 25.6 | 25.5 | 25.6 | 25.6 | |
Natural Gas | 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 | |
Heating Oil | 9.8 | 8.6 | 8.1 | 8.5 | 9.2 | 10.0 | 11.4 | 12.2 | 13.0 | 13.4 | 13.8 | 15.0 | 15.7 | 15.7 | 16.5 | 17.0 | 17.6 | 18.0 | |
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 | 0.0 | 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 | |
Wood | 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 | |
Shares (%) | |||||||||||||||||||
Electricity | 69.1 | 73.1 | 75.3 | 74.7 | 72.8 | 71.0 | 67.4 | 66.3 | 64.4 | 63.9 | 63.0 | 62.1 | 61.2 | 61.9 | 60.9 | 60.0 | 59.2 | 58.8 | |
Natural Gas | 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 | |
Heating Oil | 30.9 | 26.9 | 24.7 | 25.3 | 27.2 | 29.0 | 32.6 | 33.7 | 35.6 | 36.1 | 37.0 | 37.9 | 38.8 | 38.1 | 39.1 | 40.0 | 40.8 | 41.2 | |
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 | 0.0 | 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 | |
Wood | 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 |