| Value | Category | Cases | |
|---|---|---|---|
| 1 | npk | 53 |
62.4%
|
| 2 | urea | 24 |
28.2%
|
| 3 | composite manure | 5 |
5.9%
|
| 4 | other (specify) | 3 |
3.5%
|
| Sysmiss | 5705 |