| Value | Category | Cases | |
|---|---|---|---|
| 1 | Better | 1147 |
80.9%
|
| 2 | More or less the same | 260 |
18.3%
|
| 3 | Worse | 10 |
0.7%
|
| 9 | Missing | 0 |
0%
|
| Sysmiss | 347 |