| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 2 |
0%
|
| 1 | YES | 7582 |
57.2%
|
| 2 | NO | 5571 |
42%
|
| 7 | NOT APPLICABLE | 105 |
0.8%
|
| Sysmiss | 3 |