| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | electric | 4754 | 11566550 |
97.9%
|
| 2 | gas/oil/kerosene | 58 | 231410 |
2%
|
| 3 | generator | 0 | 0 |
0%
|
| 4 | other | 4 | 13785 |
0.1%
|