| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 24 |
34.8%
|
| 2 | no | 43 |
62.3%
|
| 3 | dk | 2 |
2.9%
|
| 777 | n\a | 0 |
0%
|
| 999 | missing | 0 |
0%
|
| Sysmiss | 1 |