| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 148 |
34.4%
|
| 2 | no | 280 |
65.1%
|
| 9 | 2 |
0.5%
|
|
| 88 | refused | 0 |
0%
|
| Sysmiss | 4005 |