| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 909 |
0.4%
|
| 1 | Electricity | 195416 |
78.2%
|
| 2 | Gas | 641 |
0.3%
|
| 3 | Paraffin | 7716 |
3.1%
|
| 6 | Candles | 43525 |
17.4%
|
| 8 | Solar | 1632 |
0.7%
|
| Sysmiss | 6 |