| Value | Category | Cases | |
|---|---|---|---|
| -9 | NO RESPONSE | 95 |
0.7%
|
| -7 | DON'T KNOW | 13 |
0.1%
|
| 1 | DIRT | 580 |
4.4%
|
| 2 | CEMENT OR FOUNDATION | 8542 |
64.4%
|
| 3 | TILE, WOOD, OR OTHER COVERINGS | 4033 |
30.4%
|