| Value | Category | Cases | |
|---|---|---|---|
| 1 | Improved a lot | 1063 |
5.5%
|
| 2 | Improved | 5946 |
30.5%
|
| 3 | Not changed | 6355 |
32.6%
|
| 4 | Become worse | 4533 |
23.3%
|
| 5 | Become a lot worse | 1590 |
8.2%
|