| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 0 | none | 834 | 740 |
23.7%
|
| 1 | gas | 681 | 764 |
24.4%
|
| 2 | Kerosene | 218 | 239 |
7.7%
|
| 3 | electricity | 493 | 469 |
15%
|
| 4 | coal\ firewood | 879 | 889 |
28.4%
|
| 6 | other | 22 | 26 |
0.8%
|