| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very weak | 920 |
4.3%
|
| 2 | Weak | 1840 |
8.7%
|
| 3 | Needs minor repairs | 4307 |
20.3%
|
| 4 | Good | 10546 |
49.7%
|
| 5 | Very good | 3404 |
16%
|
| 9 | Unspecified | 201 |
0.9%
|