| Value | Category | Cases | |
|---|---|---|---|
| 1 | Improvement | 239 |
32.8%
|
| 2 | No change | 335 |
46%
|
| 3 | Deterioration | 27 |
3.7%
|
| 4 | Neither existed earlier nor existing now | 123 |
16.9%
|
| 5 | 5 |
0.7%
|
|
| 9 | Invalid | 0 |
0%
|