| Value | Category | Cases | |
|---|---|---|---|
| 1 | Electricity | 17 |
0.1%
|
| 2 | Liquid propane gas (LPG) | 522 |
2.2%
|
| 3 | Natural gas | 500 |
2.1%
|
| 4 | Biogas | 114 |
0.5%
|
| 5 | Kerosene | 66 |
0.3%
|
| 6 | Coal/lignite | 2964 |
12.3%
|
| 7 | Charcoal | 458 |
1.9%
|
| 8 | Wood | 14933 |
62.1%
|
| 9 | Straw/shrubs/grass | 539 |
2.2%
|
| 10 | Animal dung | 124 |
0.5%
|
| 11 | Agricultural crop residue | 165 |
0.7%
|
| 96 | Other | 3336 |
13.9%
|
| 99 | Missing | 308 |
1.3%
|
| Sysmiss | 481 |