| Value | Category | Cases | |
|---|---|---|---|
| 1 | Solar air heater | 7 |
0.1%
|
| 2 | Electricity | 534 |
5.4%
|
| 3 | Piped natural gas | 4937 |
50.4%
|
| 4 | Liquefied petroleum gas (lpg) / cooking gas | 372 |
3.8%
|
| 5 | Biogas | 37 |
0.4%
|
| 6 | Alcohol/ ethanol | 0 |
0%
|
| 7 | Gasoline / diesel | 3 |
0%
|
| 8 | Kerosene | 1 |
0%
|
| 9 | Coal / lignite | 318 |
3.2%
|
| 10 | Charcoal | 908 |
9.3%
|
| 11 | Wood | 1138 |
11.6%
|
| 12 | Crop residues / straw / shrubs / grass | 1104 |
11.3%
|
| 13 | Animal dung / waste | 373 |
3.8%
|
| 14 | Processed biomass (pellets) or woodchips | 20 |
0.2%
|
| 15 | Garbage / plastic | 0 |
0%
|
| 16 | Sawdust | 7 |
0.1%
|
| 96 | Other | 24 |
0.2%
|
| 99 | No response | 20 |
0.2%
|
| Sysmiss | 44037 |