| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very weak | 74 |
7.4%
|
| 2 | Weak | 109 |
10.9%
|
| 3 | Needs minor repairs | 154 |
15.4%
|
| 4 | Good | 395 |
39.6%
|
| 5 | Very good | 265 |
26.6%
|
| 9 | Unspecified | 1 |
0.1%
|