| Value | Category | Cases | |
|---|---|---|---|
| 1 | Improved a lot | 515 |
2.7%
|
| 2 | Improved | 3065 |
16%
|
| 3 | Fairly improved | 6019 |
31.4%
|
| 4 | Become worse | 5779 |
30.1%
|
| 5 | Become a lot worse | 3821 |
19.9%
|