| Value | Category | Cases | |
|---|---|---|---|
| 1 | No waste visible | 196 |
49%
|
| 2 | Waste visible, protected area | 123 |
30.8%
|
| 3 | Waste visible, unprotected area | 77 |
19.3%
|
| 4 | Not inspected | 4 |
1%
|
| Sysmiss | 3 |