| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 1 |
11.1%
|
| 2 | no | 8 |
88.9%
|
| 3 | (dk) | 0 |
0%
|
| 4 | (ref) | 0 |
0%
|
| Sysmiss | 991 |