| Value | Category | Cases | |
|---|---|---|---|
| 1 | National grid (electricity) | 14 |
15.1%
|
| 2 | Generator | 0 |
0%
|
| 3 | Solar panel | 55 |
59.1%
|
| 4 | Battery | 22 |
23.7%
|
| 96 | Other, specify | 2 |
2.2%
|
| 98 | Don't know | 0 |
0%
|
| 99 | Refused | 0 |
0%
|
| Sysmiss | 311 |