| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Very weak | 524 |
2.6%
|
| 2 | 2. Weak | 1511 |
7.5%
|
| 3 | 3. Needs minor repairs | 4637 |
23.1%
|
| 4 | 4. Good | 10951 |
54.5%
|
| 5 | 5. Very good | 2472 |
12.3%
|