| Value | Category | Cases | |
|---|---|---|---|
| 1 | Improved a lot | 403 |
2.1%
|
| 2 | Improved | 2588 |
13.5%
|
| 3 | Fairly improved | 5487 |
28.6%
|
| 4 | Become worse | 6342 |
33.1%
|
| 5 | Become a lot worse | 4351 |
22.7%
|