| Value | Category | Cases | |
|---|---|---|---|
| 0 | Do not understand | 157 |
4.4%
|
| 1 | Much worse | 105 |
2.9%
|
| 2 | Worse | 266 |
7.5%
|
| 3 | Neither better nor worse | 1240 |
34.8%
|
| 4 | Better | 1084 |
30.4%
|
| 5 | Much better | 713 |
20%
|
| Sysmiss | 53 |