| Value | Category | Cases | |
|---|---|---|---|
| 1 | open fire | 18044 |
76.1%
|
| 2 | open stove/coal pot | 398 |
1.7%
|
| 3 | closed stove | 22 |
0.1%
|
| 6 | other | 4 |
0%
|
| 9 | missing | 23 |
0.1%
|
| Sysmiss | 5225 |
22%
|