| Value | Category | Cases | |
|---|---|---|---|
| 21 | Wood planks | 3947 |
46.4%
|
| 31 | Parquet or polished wood | 716 |
8.4%
|
| 32 | Concrete, vinyl/ asphalt strips | 1710 |
20.1%
|
| 33 | Ceramic tiles | 76 |
0.9%
|
| 34 | Cement | 1834 |
21.6%
|
| 96 | Other | 227 |
2.7%
|
| Sysmiss | 6990 |