| Value | Category | Cases | |
|---|---|---|---|
| 1 | improved | 1652 |
33.4%
|
| 2 | stayed the same | 1715 |
34.7%
|
| 3 | gotten worse | 1460 |
29.6%
|
| 4 | do not know | 113 |
2.3%
|
| Sysmiss | 40 |