| Value | Category | Cases | |
|---|---|---|---|
| 1 | Charcoal | 177 |
6.7%
|
| 2 | Charcoal and electric device (Heater) | 2 |
0.1%
|
| 3 | Electrical devices (Heater) | 2 |
0.1%
|
| 4 | Firewood | 32 |
1.2%
|
| 5 | Firewood and charcoal | 43 |
1.6%
|
| Sysmiss | 2403 |
90.4%
|