| Value | Category | Cases | |
|---|---|---|---|
| 0 | Do not understand | 159 |
4.5%
|
| 1 | Much worse | 110 |
3.1%
|
| 2 | Worse | 280 |
7.9%
|
| 3 | Neither better nor worse | 1085 |
30.4%
|
| 4 | Better | 1252 |
35.1%
|
| 5 | Much better | 680 |
19.1%
|
| Sysmiss | 52 |