| Value | Category | Cases | |
|---|---|---|---|
| 1 | Much higher | 188 |
5.7%
|
| 2 | Higher | 472 |
14.4%
|
| 3 | More or less the same | 904 |
27.5%
|
| 4 | Lower | 848 |
25.8%
|
| 5 | Much lower | 560 |
17.1%
|
| 8 | Don’t know | 311 |
9.5%
|
| Sysmiss | 22 |