| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Very weak | 422 |
2.1%
|
| 2 | 2. Weak | 1163 |
5.8%
|
| 3 | 3. Needs minor repairs | 4213 |
21%
|
| 4 | 4. Good | 11709 |
58.3%
|
| 5 | 5. Very good | 2588 |
12.9%
|