| Value |
Category |
| 1 |
Electric company |
| 2 |
Generator |
| 3 |
Battery |
| 4 |
Petrol lamp |
| 5 |
Gas lamp |
| 6 |
Oil lamp |
| 7 |
Candle |
| 8 |
Other |
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.