| Value | Category | Cases | |
|---|---|---|---|
| 1 | sun | 770 |
60.1%
|
| 2 | gaze | 234 |
18.3%
|
| 3 | kerosene | 3 |
0.2%
|
| 4 | electricity | 220 |
17.2%
|
| 5 | firewood | 53 |
4.1%
|
| 6 | other | 0 |
0%
|
| 7 | 1 |
0.1%
|