| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very weak | 1088 |
5.5%
|
| 2 | Weak | 2471 |
12.4%
|
| 3 | Needs minor repairs | 5734 |
28.8%
|
| 4 | Good | 8545 |
42.9%
|
| 5 | Very good | 2102 |
10.5%
|