| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 169 |
5.2%
|
| 2 | no | 3096 |
94.5%
|
| 77 | don't know | 12 |
0.4%
|
| 88 | refused | 0 |
0%
|
| Sysmiss | 257 |