| Value | Category | Cases | |
|---|---|---|---|
| 1 | none | 117 |
11.5%
|
| 2 | other | 20 |
2%
|
| 3 | verbal | 752 |
73.7%
|
| 4 | written | 132 |
12.9%
|
| Sysmiss | 195 |