| Value | Category | Cases | |
|---|---|---|---|
| 1 | Gas | 3036 |
97.2%
|
| 2 | Kerosene | 0 |
0%
|
| 3 | Electricity | 32 |
1%
|
| 4 | Wood | 53 |
1.7%
|
| 5 | Other | 0 |
0%
|
| Sysmiss | 1 |