| Value | Category | Cases | |
|---|---|---|---|
| 1 | Improved | 2735 |
46.9%
|
| 2 | Stayed the same | 1467 |
25.1%
|
| 3 | Gotten worse | 1459 |
25%
|
| 8 | (Do not know) | 173 |
3%
|
| Sysmiss | 9 |