| Value | Category | Cases | |
|---|---|---|---|
| 1 | Battery | 61 |
1.9%
|
| 2 | Don't know | 4 |
0.1%
|
| 3 | Main electricity network /grid | 145 |
4.5%
|
| 4 | Neighbourhood generator | 36 |
1.1%
|
| 5 | No source of electricity at all | 40 |
1.2%
|
| 6 | Prefer not to answer | 7 |
0.2%
|
| 7 | Private generator | 16 |
0.5%
|
| 8 | Solar panels | 75 |
2.3%
|
| Missing value | 2870 |
88.2%
|