| Value | Category | Cases | |
|---|---|---|---|
| 1 | City power | 13451 |
12.4%
|
| 2 | Generator | 1089 |
1%
|
| 3 | City + generator | 1627 |
1.5%
|
| 4 | Kerosene | 86454 |
80%
|
| 5 | Candle | 199 |
0.2%
|
| 6 | Battery | 3851 |
3.6%
|
| 7 | Other | 1412 |
1.3%
|
| 9 | No answer | 0 | |
| Sysmiss | 1350 |