| Value | Category | Cases | |
|---|---|---|---|
| 1 | no | 569 |
86.3%
|
| 2 | yes | 79 |
12%
|
| 8 | don't know | 11 |
1.7%
|
| 9 | refused | 0 |
0%
|
| Sysmiss | 4420 |