| Value | Category | Cases | |
|---|---|---|---|
| 1 | Publicly-provided electricity/City power | 1332 |
37.5%
|
| 2 | Generator | 24 |
0.7%
|
| 3 | Battery | 1132 |
31.9%
|
| 4 | Kerosene lamp | 1018 |
28.7%
|
| 5 | Candle | 6 |
0.2%
|
| 6 | None | 2 |
0.1%
|
| 7 | Other (specify) | 34 |
1%
|