| Value | Category | Cases | |
|---|---|---|---|
| 1 | Stayed the same | 891 |
43.5%
|
| 2 | Improved | 884 |
43.2%
|
| 3 | Declined | 205 |
10%
|
| 4 | Don't know | 66 |
3.2%
|
| 0 | NR | 53 | |
| 9 | NA | 20 | |
| Sysmiss | 881 |