| Value | Category | Cases | |
|---|---|---|---|
| 1 | Tile/ceramic | 89032 |
87.8%
|
| 2 | Wood/parquet | 319 |
0.3%
|
| 3 | Cement | 9663 |
9.5%
|
| 4 | Iron/zinc/asbestos/dirt | 2309 |
2.3%
|
| 97 | Other | 75 |
0.1%
|
| Sysmiss | 17 |