| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 64 |
1.2%
|
| 1 | Central heating | 1 |
0%
|
| 2 | Electricity | 659 |
12.7%
|
| 3 | Natural gas | 2588 |
49.9%
|
| 4 | Liquefiedgas | 2 |
0%
|
| 5 | Oil and diesel | 2 |
0%
|
| 6 | Wood | 1652 |
31.9%
|
| 9 | Other | 216 |
4.2%
|