| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4 |
0%
|
|
| 1 | Cement | 3926 |
23%
|
| 2 | Tiles | 156 |
0.9%
|
| 3 | Wood | 52 |
0.3%
|
| 4 | Earth | 12855 |
75.4%
|
| 5 | Stone | 42 |
0.2%
|
| 6 | Other | 0 |
0%
|
| 7 | 10 |
0.1%
|
|
| Sysmiss | 429 |