| Value | Category | Cases | |
|---|---|---|---|
| 1 | Improved a lot | 687 |
3.6%
|
| 2 | Improved | 4012 |
20.8%
|
| 3 | Fairly improved | 6936 |
36%
|
| 4 | Become worse | 4946 |
25.7%
|
| 5 | Become a lot worse | 2701 |
14%
|