Value | Category |
---|---|
1 | Electric |
2 | Gas |
3 | Kerosene |
4 | Wood/ sawdust burning |
5 | Efficient wood burning |
6 | Charcoal |
7 | Other biomass burning |
8 | Open fire |
9 | Other (specify) |
777 | not applicable |
888 | respondent does not want to answer |
999 | respondent does not know |