| 2000 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | ||
|---|---|---|---|---|---|---|---|---|---|---|
| Total Households (thousands) | 1,103.5 | 1,382.0 | 1,417.9 | 1,450.1 | 1,459.0 | 1,494.8 | 1,514.0 | 1,534.0 | 1,556.0 | |
Households by Building Type (thousands) | ||||||||||
| Single Detached | 698.3 | 880.0 | 903.5 | 924.4 | 930.7 | 954.0 | 966.7 | 980.0 | 994.5 | |
| Single Attached | 127.2 | 161.2 | 165.6 | 169.5 | 170.7 | 175.1 | 177.5 | 180.0 | 182.7 | |
| Apartments | 231.8 | 283.6 | 290.3 | 296.3 | 297.5 | 304.2 | 307.5 | 311.0 | 314.8 | |
| Mobile Homes | 46.2 | 57.2 | 58.6 | 59.9 | 60.2 | 61.6 | 62.3 | 63.1 | 63.9 | |
Shares (%) | ||||||||||
| Single Detached | 63.3 | 63.7 | 63.7 | 63.8 | 63.8 | 63.8 | 63.9 | 63.9 | 63.9 | |
| Single Attached | 11.5 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 | |
| Apartments | 21.0 | 20.5 | 20.5 | 20.4 | 20.4 | 20.3 | 20.3 | 20.3 | 20.2 | |
| Mobile Homes | 4.2 | 4.1 | 4.1 | 4.1 | 4.1 | 4.1 | 4.1 | 4.1 | 4.1 | |
Households by Energy Source (thousands) | ||||||||||
| Electricity | 19.1 | 56.5 | 58.6 | 63.7 | 63.8 | 65.3 | 66.2 | 67.1 | 68.0 | |
| Natural Gas | 1,054.8 | 1,294.9 | 1,328.4 | 1,355.1 | 1,363.9 | 1,397.3 | 1,415.3 | 1,434.0 | 1,454.6 | |
| Heating Oil | 10.0 | 10.3 | 10.4 | 10.5 | 10.5 | 10.8 | 10.9 | 11.1 | 11.2 | |
| Other1 | 16.0 | 16.5 | 16.7 | 16.9 | 16.9 | 17.4 | 17.6 | 17.8 | 18.1 | |
| Wood | 3.6 | 3.8 | 3.8 | 3.9 | 3.9 | 4.0 | 4.0 | 4.1 | 4.1 | |
Shares (%) | ||||||||||
| Electricity | 1.7 | 4.1 | 4.1 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 | |
| Natural Gas | 95.6 | 93.7 | 93.7 | 93.5 | 93.5 | 93.5 | 93.5 | 93.5 | 93.5 | |
| Heating Oil | 0.9 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | |
| Other1 | 1.4 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | |
| Wood | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | |