| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 1 |
0%
|
| -7 | DON'T KNOW | 188 |
1.4%
|
| 1 | YES | 12853 |
97%
|
| 2 | NO | 214 |
1.6%
|
| Sysmiss | 7 |