| Value | Category | Cases | |
|---|---|---|---|
| 0 | Do not understand | 173 |
4.8%
|
| 1 | Much worse | 221 |
6.2%
|
| 2 | Worse | 414 |
11.6%
|
| 3 | Neither better nor worse | 1287 |
36%
|
| 4 | Better | 919 |
25.7%
|
| 5 | Much better | 558 |
15.6%
|
| Sysmiss | 46 |