| Value | Category | Cases | |
|---|---|---|---|
| 10 | Concrete | 78 |
3.1%
|
| 11 | Bricks | 8 |
0.3%
|
| 12 | Stone | 6 |
0.2%
|
| 13 | Cement screed | 706 |
27.9%
|
| 14 | Rammed earth | 1723 |
68.2%
|
| 15 | Wood | 1 |
0%
|
| 16 | Tiles | 4 |
0.2%
|
| Sysmiss | 2 |