| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 1 |
20%
|
| -88 | Other | 1 |
20%
|
| -77 | Not applicable | 2 |
40%
|
| 1 | Insecticide | 0 |
0%
|
| 2 | Fungicide | 1 |
20%
|
| 3 | Herbicide | 0 |
0%
|
| Sysmiss | 1111 |