| Value | Category | Cases | |
|---|---|---|---|
| 0 | Do not understand | 135 |
3.8%
|
| 1 | Much worse | 76 |
2.1%
|
| 2 | Worse | 217 |
6.1%
|
| 3 | Neither better nor worse | 1106 |
30.9%
|
| 4 | Better | 1012 |
28.3%
|
| 5 | Much better | 1028 |
28.8%
|
| Sysmiss | 44 |