| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 3447 |
24.8%
|
| 2 | NO | 37 |
0.3%
|
| 8 | DK | 22 |
0.2%
|
| 9 | NO RESPONSE | 6 |
0%
|
| Sysmiss | 10369 |
74.7%
|