| Value | Category | Cases | |
|---|---|---|---|
| 1 | Electrical grid | 89 |
48.6%
|
| 2 | Generator | 1 |
0.5%
|
| 3 | Car battery | 1 |
0.5%
|
| 4 | Petrol | 0 |
0%
|
| 5 | Gas | 34 |
18.6%
|
| 6 | Solar panel | 55 |
30.1%
|
| 9 | Other | 3 |
1.6%
|
| Sysmiss | 21 |