| Value | Category | Cases | |
|---|---|---|---|
| 1 | Electricity | 71 |
0.4%
|
| 2 | Gas | 167 |
1%
|
| 3 | Kerosine | 3459 |
20.6%
|
| 4 | Wood | 12938 |
76.9%
|
| 5 | Coal | 195 |
1.2%
|