| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 0 |
0%
|
| 1 | YES | 10 |
0.2%
|
| 2 | NO | 2313 |
52.5%
|
| 7 | NOT APPLICABLE | 2082 |
47.3%
|
| Sysmiss | 4751 |