| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 0 |
0%
|
| -7 | DON'T KNOW | 775 |
12.3%
|
| 1 | YES | 5139 |
81.5%
|
| 2 | NO | 395 |
6.3%
|
| Sysmiss | 2 |