| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 12 |
0.2%
|
| -7 | DON'T KNOW | 100 |
1.6%
|
| 1 | YES | 5181 |
82.1%
|
| 2 | NO | 1016 |
16.1%
|
| Sysmiss | 2 |