2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | ||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Total Apartments Water Heater Stock (thousands) | 3,839 | 3,866 | 3,907 | 3,954 | 4,016 | 4,084 | 4,149 | 4,211 | 4,286 | 4,355 | 4,419 | 4,483 | 4,550 | 4,622 | 4,694 | 4,786 | |
Water Heater Stock by Energy Source (thousands) | |||||||||||||||||
Electricity | 2,051 | 2,050 | 2,060 | 2,077 | 2,098 | 2,124 | 2,156 | 2,191 | 2,237 | 2,282 | 2,325 | 2,379 | 2,436 | 2,489 | 2,541 | 2,593 | |
Natural Gas | 1,571 | 1,598 | 1,634 | 1,668 | 1,711 | 1,756 | 1,785 | 1,814 | 1,844 | 1,868 | 1,895 | 1,913 | 1,930 | 1,963 | 1,996 | 2,045 | |
Heating Oil | 184 | 184 | 179 | 174 | 172 | 167 | 167 | 164 | 162 | 160 | 156 | 147 | 141 | 127 | 115 | 104 | |
Other1 | 11 | 11 | 11 | 12 | 12 | 13 | 14 | 15 | 15 | 16 | 17 | 18 | 20 | 22 | 24 | 27 | |
Wood | 22 | 23 | 23 | 23 | 23 | 25 | 27 | 28 | 28 | 28 | 26 | 26 | 24 | 21 | 18 | 16 | |
Shares (%) | |||||||||||||||||
Electricity | 53.4 | 53.0 | 52.7 | 52.5 | 52.2 | 52.0 | 52.0 | 52.0 | 52.2 | 52.4 | 52.6 | 53.1 | 53.5 | 53.9 | 54.1 | 54.2 | |
Natural Gas | 40.9 | 41.3 | 41.8 | 42.2 | 42.6 | 43.0 | 43.0 | 43.1 | 43.0 | 42.9 | 42.9 | 42.7 | 42.4 | 42.5 | 42.5 | 42.7 | |
Heating Oil | 4.8 | 4.7 | 4.6 | 4.4 | 4.3 | 4.1 | 4.0 | 3.9 | 3.8 | 3.7 | 3.5 | 3.3 | 3.1 | 2.7 | 2.4 | 2.2 | |
Other1 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.4 | 0.3 | 0.4 | 0.4 | 0.4 | 0.4 | 0.5 | 0.5 | 0.6 | |
Wood | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.7 | 0.6 | 0.6 | 0.6 | 0.6 | 0.5 | 0.4 | 0.4 | 0.3 | |
Total Mobile Homes Water Heater Stock (thousands) | 233 | 234 | 236 | 239 | 243 | 246 | 249 | 253 | 256 | 258 | 260 | 262 | 264 | 267 | 269 | 271 | |
Water Heater Stock by Energy Source (thousands) | |||||||||||||||||
Electricity | 103 | 103 | 104 | 104 | 105 | 105 | 106 | 108 | 110 | 111 | 113 | 116 | 118 | 120 | 122 | 124 | |
Natural Gas | 111 | 113 | 115 | 117 | 120 | 122 | 124 | 126 | 128 | 129 | 130 | 130 | 131 | 131 | 132 | 133 | |
Heating Oil | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 14 | 14 | 13 | 13 | 12 | 11 | |
Other1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
Wood | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | |
Shares (%) | |||||||||||||||||
Electricity | 44.5 | 44.2 | 43.8 | 43.4 | 43.1 | 42.9 | 42.7 | 42.8 | 42.9 | 43.2 | 43.5 | 44.1 | 44.6 | 45.0 | 45.5 | 45.8 | |
Natural Gas | 47.8 | 48.1 | 48.6 | 49.0 | 49.3 | 49.7 | 49.8 | 50.0 | 50.0 | 49.9 | 49.8 | 49.6 | 49.4 | 49.3 | 49.2 | 49.1 | |
Heating Oil | 6.5 | 6.5 | 6.5 | 6.5 | 6.4 | 6.3 | 6.2 | 6.1 | 5.9 | 5.7 | 5.5 | 5.3 | 5.0 | 4.7 | 4.4 | 4.2 | |
Other1 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.5 | |
Wood | 0.8 | 0.8 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.8 | 0.7 | 0.7 | 0.7 | 0.6 | 0.6 | 0.5 | 0.5 | 0.4 |