| Value | Category | Cases | |
|---|---|---|---|
| 1 | no | 109 |
3.3%
|
| 2 | yes | 3157 |
96.5%
|
| 8 | don't know | 3 |
0.1%
|
| 9 | refused | 4 |
0.1%
|
| Sysmiss | 1987 |