| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
7.7%
|
|
| 1 | yes | 7 |
53.8%
|
| 2 | no | 4 |
30.8%
|
| 88 | refused | 1 |
7.7%
|
| Sysmiss | 1142 |