| Value | Category | Cases | |
|---|---|---|---|
| 1 | Improved a lot | 777 |
4%
|
| 2 | Improved | 3879 |
20.2%
|
| 3 | Fairly improved | 7331 |
38.2%
|
| 4 | Become worse | 4813 |
25.1%
|
| 5 | Become a lot worse | 2408 |
12.5%
|