| Value | Category | Cases | |
|---|---|---|---|
| 1 | Gas | 401 |
10.2%
|
| 2 | Electricity | 20 |
0.5%
|
| 3 | Kerosene | 20 |
0.5%
|
| 4 | Coal | 35 |
0.9%
|
| 5 | Charcoal | 897 |
22.9%
|
| 6 | Wood | 2512 |
64.1%
|
| 7 | Agriculture/crop | 6 |
0.2%
|
| 8 | Animal dung | 0 |
0%
|
| 9 | Shrubs/grass | 12 |
0.3%
|
| 10 | Other | 14 |
0.4%
|
| Sysmiss | 21 |