| Value | Category | Cases | |
|---|---|---|---|
| 1 | Relative | 1480 |
18.3%
|
| 2 | Not Relative | 5156 |
63.8%
|
| 3 | The same | 879 |
10.9%
|
| 98 | D.K. | 571 |
7.1%
|
| 88 | 242 | ||
| 99 | 30 | ||
| Sysmiss | 770 |