| Value | Category | Cases | |
|---|---|---|---|
| 10 | Concrete | 23 |
0.8%
|
| 11 | Bricks | 8 |
0.3%
|
| 12 | Stone | 5 |
0.2%
|
| 13 | Cement screed | 1050 |
34.3%
|
| 14 | Rammed earth | 1879 |
61.3%
|
| 15 | Wood | 1 |
0%
|
| 16 | Tiles | 71 |
2.3%
|
| 96 | Other (specify) | 28 |
0.9%
|
| Sysmiss | 13 |