| Value | Category | Cases | |
|---|---|---|---|
| 1 | Central heating | 633 |
2.4%
|
| 2 | Gas | 10828 |
41.7%
|
| 3 | Kerosene | 9043 |
34.8%
|
| 4 | Electric | 1719 |
6.6%
|
| 5 | Solar | 207 |
0.8%
|
| 6 | Charcoal/firewood | 2750 |
10.6%
|
| 7 | None found | 753 |
2.9%
|
| 97 | Other (specify) | 20 |
0.1%
|
| Sysmiss | 39701 |