| Value | Category | Cases | |
|---|---|---|---|
| 1 | gas/lpg | 5 |
0.3%
|
| 2 | electricity | 8 |
0.4%
|
| 3 | wood | 1706 |
94.8%
|
| 4 | coal | 6 |
0.3%
|
| 5 | kerosene | 74 |
4.1%
|
| 6 | peat/manure | 0 |
0%
|
| 7 | other | 1 |
0.1%
|