| Value | Category | Cases | |
|---|---|---|---|
| 1 | Electricity | 1 |
0.4%
|
| 2 | Gas | 0 |
0%
|
| 3 | Kerosene | 24 |
10.1%
|
| 4 | Wood | 211 |
89%
|
| 5 | Coal | 1 |
0.4%
|
| . | 2 |