| Value | Category | Cases | |
|---|---|---|---|
| 1 | Local electric grid/provider | 1954 |
94.8%
|
| 2 | Solar | 94 |
4.6%
|
| 3 | Charging batteries from neighbor | 10 |
0.5%
|
| 9 | Generator | 4 |
0.2%
|