| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 276 |
64.2%
|
| 2 | no | 153 |
35.6%
|
| 9 | 1 |
0.2%
|
|
| 88 | refused | 0 |
0%
|
| Sysmiss | 4005 |