| Value | Category | Cases | |
|---|---|---|---|
| 1 | improve | 1054 |
42.6%
|
| 2 | stay the same | 495 |
20%
|
| 3 | get worse | 612 |
24.7%
|
| 4 | do not know | 313 |
12.7%
|
| Sysmiss | 23 |