| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 3693 |
17.6%
|
| 2 | NO | 16502 |
78.7%
|
| 8 | DK | 734 |
3.5%
|
| 9 | NO RESPONSE | 45 |
0.2%
|
| Sysmiss | 406 |