| Value | Category | Cases | |
|---|---|---|---|
| 6 | Coal (stone coal, lignite, wood coal) | 2695 |
31.8%
|
| 7 | Charcoal | 14 |
0.2%
|
| 8 | Wood | 2729 |
32.2%
|
| 9 | Straw, shrubs, grass | 95 |
1.1%
|
| 10 | Dung | 2885 |
34%
|
| 11 | Sawdust | 27 |
0.3%
|
| 12 | Tire, rubber | 1 |
0%
|
| 96 | Other | 26 |
0.3%
|
| 99 | Missing | 7 |
0.1%
|
| Sysmiss | 2021 |