| Value | Category | Cases | |
|---|---|---|---|
| 1 | Improved a lot | 525 |
2.7%
|
| 2 | Improved | 2875 |
14.9%
|
| 3 | Fairly improved | 5903 |
30.6%
|
| 4 | Become worse | 5979 |
31%
|
| 5 | Become a lot worse | 3985 |
20.7%
|