| Value | Category | Cases | |
|---|---|---|---|
| -9 | don't know | 2 |
3.2%
|
| -8 | refusal | 0 |
0%
|
| 1 | yes | 0 |
0%
|
| 2 | no | 61 |
96.8%
|
| Sysmiss | 892 |