| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 14 |
46.7%
|
| 2 | no | 16 |
53.3%
|
| 77 | don't know | 0 |
0%
|
| 88 | refused | 0 |
0%
|
| Sysmiss | 3664 |