| Value | Category | Cases | |
|---|---|---|---|
| 1 | Compost | 2 |
2.4%
|
| 2 | DAP | 2 |
2.4%
|
| 3 | Urea | 76 |
92.7%
|
| 4 | All of the above | 2 |
2.4%
|
| 5 | Don’t know | 0 |
0%
|
| Sysmiss | 304 |