| Value | Category | Cases | |
|---|---|---|---|
| 1 | Improved a lot | 531 |
2.8%
|
| 2 | Improved | 3005 |
15.6%
|
| 3 | Fairly improved | 6489 |
33.8%
|
| 4 | Become worse | 6037 |
31.4%
|
| 5 | Become a lot worse | 3145 |
16.4%
|