Value | Category | Cases | |
---|---|---|---|
chimney | 23 |
45.1%
|
|
cocina ecológica la usa como calenton | 1 |
2%
|
|
dont use | 1 |
2%
|
|
electric blanket | 1 |
2%
|
|
entrance | 1 |
2%
|
|
gas / solar heather | 1 |
2%
|
|
solar heater | 1 |
2%
|
|
wood fire | 10 |
19.6%
|
|
wood stove | 12 |
23.5%
|