| Value | Category | Cases | |
|---|---|---|---|
| 1 | Eher schwierig | 299 |
19.7%
|
| 2 | Eher leicht | 948 |
62.6%
|
| 3 | wn | 216 |
14.3%
|
| 9 | k.A. | 51 |
3.4%
|