| Value | Category | Cases | |
|---|---|---|---|
| 1 | much worse | 364 |
4.2%
|
| 2 | slightly worse | 1107 |
12.9%
|
| 3 | same | 2782 |
32.3%
|
| 4 | slightly better | 1334 |
15.5%
|
| 5 | much better | 197 |
2.3%
|
| 6 | Uncertain | 2829 |
32.8%
|
| Sysmiss | 2 |