| Value | Category | Cases | |
|---|---|---|---|
| 1 | Electricity | 1876 |
19.4%
|
| 2 | Solar energy | 12 |
0.1%
|
| 3 | Gas | 61 |
0.6%
|
| 4 | Paraffin | 56 |
0.6%
|
| 5 | Wood and/or wood charcoal | 4208 |
43.6%
|
| 6 | Coal | 41 |
0.4%
|
| 7 | Animal dung | 62 |
0.6%
|
| 8 | Other | 17 |
0.2%
|
| 9 | None | 3285 |
34%
|
| 97 | Not stated | 38 |
0.4%
|