| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very weak | 773 |
3.9%
|
| 2 | Weak | 1872 |
9.5%
|
| 3 | Needs minor repairs | 4730 |
24.1%
|
| 4 | Good | 9775 |
49.7%
|
| 5 | Very good | 2495 |
12.7%
|
| 9 | Unspecified | 4 |
0%
|