Value | Category |
---|---|
1 | Central heating - monthly expenses |
2 | Heating on electricity |
3 | Heating on solid fuels (coal, fire wood)-last heating season |
4 | Heating on gas-last heating season |
5 | Liquid fuels (heating/crude oil)-last heating season |
9999998 | REFUSAL |
9999999 | DONTKNOW |