| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Gas burner | 1949 | 459700 |
68.1%
|
| 2 | Kerosene burner | 721 | 109278 |
16.2%
|
| 3 | Wood burner | 558 | 87683 |
13%
|
| 4 | Electric oven | 113 | 15981 |
2.4%
|
| Sysmiss | 16 | 2880 |