| Value | Category | Cases | |
|---|---|---|---|
| 1 | Electricity | 17 |
0.1%
|
| 2 | Liquid propane gas (LPG) | 96 |
0.7%
|
| 3 | Natural gas | 29 |
0.2%
|
| 4 | Biogas | 9 |
0.1%
|
| 5 | Kerosene | 219 |
1.5%
|
| 6 | Coal/lignite | 5 |
0%
|
| 7 | Charcoal | 1645 |
11.2%
|
| 8 | Wood | 12513 |
85.3%
|
| 9 | Straw/shrubs/grass | 98 |
0.7%
|
| 10 | Animal dung | 7 |
0%
|
| 11 | Agricultural crop residue | 1 |
0%
|
| 96 | Other | 33 |
0.2%
|
| 99 | Missing | 5 |
0%
|
| Sysmiss | 923 |