| Value | Category | Cases | |
|---|---|---|---|
| 1 | Stayed the same | 895 |
43.9%
|
| 2 | Improved | 795 |
39%
|
| 3 | Declined | 293 |
14.4%
|
| 4 | Don't know | 58 |
2.8%
|
| 0 | NR | 54 | |
| 9 | NA | 20 | |
| Sysmiss | 885 |