| Value | Category | Cases | |
|---|---|---|---|
| 1 | Electricity | 368 |
12.3%
|
| 2 | Gas from networks | 53 |
1.8%
|
| 3 | Gas in container | 13 |
0.4%
|
| 4 | Coal, wood, solid fuel | 199 |
6.6%
|
| 5 | Black or heating oil | 7 |
0.2%
|
| 6 | Other | 2 |
0.1%
|
| 7 | No other heating source | 2357 |
78.6%
|
| Sysmiss | 4 |