| Value | Category | Cases | |
|---|---|---|---|
| 1 | Better | 7392 |
84.4%
|
| 2 | More or less the same | 1300 |
14.8%
|
| 3 | Worse | 41 |
0.5%
|
| 9 | Missing | 29 |
0.3%
|
| Sysmiss | 837 |