| Value | Category | Cases | |
|---|---|---|---|
| 1 | Much higher | 99 |
3.2%
|
| 2 | Higher | 496 |
15.9%
|
| 3 | More or less the same | 862 |
27.6%
|
| 4 | Lower | 682 |
21.9%
|
| 5 | Much lower | 478 |
15.3%
|
| 8 | Don't know | 503 |
16.1%
|
| Sysmiss | 63 |