| Value | Category | Cases | |
|---|---|---|---|
| 1 | Improve | 3007 |
52.5%
|
| 2 | Stay the same | 1363 |
23.8%
|
| 3 | Get worse | 930 |
16.2%
|
| 8 | Do not know | 425 |
7.4%
|
| Sysmiss | 9 |