| Value | Category | Cases | |
|---|---|---|---|
| 1 | Own preparation (manure, compost, Biogas, etc.) | 2978 |
74.7%
|
| 2 | Bought | 942 |
23.6%
|
| 3 | Received for free | 68 |
1.7%
|
| 4 | Other(Specify) | 0 |
0%
|
| Sysmiss | 850 |