| Value | Category | Cases | |
|---|---|---|---|
| 1 | improved | 1335 |
54.2%
|
| 2 | stayed the same | 626 |
25.4%
|
| 3 | got worse | 393 |
15.9%
|
| 4 | do not know | 110 |
4.5%
|
| Sysmiss | 19 |