| Value | Category | Cases | |
|---|---|---|---|
| 1 | Electricity | 973 |
97.4%
|
| 2 | Gas | 3 |
0.3%
|
| 3 | Paraffin | 20 |
2%
|
| 4 | Wood | 0 |
0%
|
| 5 | Coal | 0 |
0%
|
| 6 | Candles | 3 |
0.3%
|
| 7 | Animal dung | 0 |
0%
|
| 8 | Solar energy | 0 |
0%
|
| 9 | Other | 0 |
0%
|