| Value | Category | Cases | |
|---|---|---|---|
| 1 | dap + urea | 2232 |
44.3%
|
| 2 | dap only | 394 |
7.8%
|
| 3 | urea only | 91 |
1.8%
|
| 4 | did not use | 2323 |
46.1%
|
| Sysmiss | 440 |