| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 0 |
0%
|
| -7 | DON'T KNOW | 10 |
0.5%
|
| 1 | YES | 104 |
5.7%
|
| 2 | NO | 1717 |
93.8%
|
| Sysmiss | 6180 |