| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes, verbal | 418 |
91.1%
|
| 2 | yes, written | 6 |
1.3%
|
| 3 | no | 18 |
3.9%
|
| 4 | difficult to answer | 17 |
3.7%
|
| Sysmiss | 7413 |