| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very weak | 32 |
3.2%
|
| 2 | Weak | 81 |
8.1%
|
| 3 | Needs minor repairs | 167 |
16.7%
|
| 4 | Good | 504 |
50.5%
|
| 5 | Very good | 213 |
21.3%
|
| 9 | Unspecified | 1 |
0.1%
|