| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 384 |
0.2%
|
| 1 | Electricity | 137263 |
54.9%
|
| 2 | Gas | 9081 |
3.6%
|
| 3 | Paraffin | 15048 |
6%
|
| 4 | Wood | 81757 |
32.7%
|
| 5 | Coal | 3182 |
1.3%
|
| 7 | Animal dung | 2354 |
0.9%
|
| 8 | Solar | 315 |
0.1%
|
| 9 | Other | 455 |
0.2%
|
| Sysmiss | 6 |