| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 39 |
0.4%
|
| 1 | YES | 583 |
5.5%
|
| 2 | NO | 9718 |
91%
|
| 7 | NOT APPLICABLE | 336 |
3.1%
|
| Sysmiss | 1 |