Value | Category | Cases | |
---|---|---|---|
1 | to bio-gas plant | 371 |
0.9%
|
2 | manure pit | 19784 |
47.9%
|
3 | used as fuel | 12711 |
30.7%
|
4 | not known | 1884 |
4.6%
|
9 | others | 6595 |
16%
|