| 1990 | 2015 | 2016 | 2017 | ||
|---|---|---|---|---|---|
| Total Households (thousands) | 907.4 | 1,534.0 | 1,556.0 | 1,575.0 | |
Households by Building Type (thousands) | |||||
| Single Detached | 568.0 | 988.4 | 1,003.3 | 1,016.2 | |
| Single Attached | 102.7 | 175.9 | 178.5 | 180.7 | |
| Apartments | 198.0 | 304.9 | 308.5 | 311.6 | |
| Mobile Homes | 38.7 | 64.8 | 65.7 | 66.5 | |
Shares (%) | |||||
| Single Detached | 62.6 | 64.4 | 64.5 | 64.5 | |
| Single Attached | 11.3 | 11.5 | 11.5 | 11.5 | |
| Apartments | 21.8 | 19.9 | 19.8 | 19.8 | |
| Mobile Homes | 4.3 | 4.2 | 4.2 | 4.2 | |
Households by Energy Source (thousands) | |||||
| Electricity | 15.3 | 67.1 | 68.0 | 68.9 | |
| Natural Gas | 853.1 | 1,434.0 | 1,454.6 | 1,472.3 | |
| Heating Oil | 14.5 | 11.1 | 11.2 | 11.4 | |
| Other1 | 19.5 | 17.8 | 18.1 | 18.3 | |
| Wood | 5.0 | 4.1 | 4.1 | 4.2 | |
Shares (%) | |||||
| Electricity | 1.7 | 4.4 | 4.4 | 4.4 | |
| Natural Gas | 94.0 | 93.5 | 93.5 | 93.5 | |
| Heating Oil | 1.6 | 0.7 | 0.7 | 0.7 | |
| Other1 | 2.2 | 1.2 | 1.2 | 1.2 | |
| Wood | 0.5 | 0.3 | 0.3 | 0.3 | |