| Value | Category | Cases | |
|---|---|---|---|
| Battery | 3 |
0.1%
|
|
| Candles | 3 |
0.1%
|
|
| Firewood | 40 |
1.8%
|
|
| Gas | 6 |
0.3%
|
|
| Generator | 5 |
0.2%
|
|
| Kerosene/Paraffin | 2173 |
96.6%
|
|
| Mains electricity | 18 |
0.8%
|
|
| Other | 2 |
0.1%
|