| Value | Category | Cases | |
|---|---|---|---|
| 1 | improved | 842 |
34%
|
| 2 | stayed the same | 841 |
34%
|
| 3 | gotten worse | 738 |
29.8%
|
| 4 | do not know | 56 |
2.3%
|
| Sysmiss | 20 |