| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 36 |
9.6%
|
| 2 | Wood | 26 |
6.9%
|
| 3 | Logs | 50 |
13.3%
|
| 4 | Plastic | 253 |
67.3%
|
| 5 | Concrete | 11 |
2.9%
|
| Sysmiss | 26 |