| Value | Category | Cases | |
|---|---|---|---|
| 1 | Improved | 3864 |
44.1%
|
| 2 | More or less the same | 4397 |
50.2%
|
| 3 | Worsened | 498 |
5.7%
|
| 9 | Missing | 3 |
0%
|
| Sysmiss | 837 |