| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 121 |
30%
|
| 2 | Mains | 211 |
52.4%
|
| 3 | Generator | 2 |
0.5%
|
| 4 | Battery (car) | 0 |
0%
|
| 5 | Solar | 64 |
15.9%
|
| 9 | Other | 5 |
1.2%
|