| Value | Category | Cases | |
|---|---|---|---|
| 1 | Improved a lot | 994 |
5.4%
|
| 2 | Improved | 6974 |
37.7%
|
| 3 | Not changed | 5652 |
30.6%
|
| 4 | Become worse | 3223 |
17.4%
|
| 5 | Become a lot worse | 1654 |
8.9%
|