| Value | Category | Cases | |
|---|---|---|---|
| 1 | Improved a lot | 1579 |
39.3%
|
| 2 | Improved a little | 1690 |
42.1%
|
| 3 | Stayed the same | 672 |
16.7%
|
| 4 | Worsened | 43 |
1.1%
|
| 5 | Significantly worsened | 4 |
0.1%
|
| 998 | Don't know | 30 |
0.7%
|
| 999 | Refuse to answer | 0 |
0%
|
| Sysmiss | 9 |