Value | Category | Cases | |
---|---|---|---|
1 | District heating by utility or boiler | 412 |
13.7%
|
2 | Own central heating system | 103 |
3.4%
|
3 | Separate heating devices | 2454 |
81.8%
|
4 | Other | 30 |
1%
|
Sysmiss | 4 |