Value | Category | Cases | |
---|---|---|---|
1 | 1 rather easy | 567 |
37.5%
|
2 | 2 rather difficult | 497 |
32.9%
|
8 | 8 don't know | 9 |
0.6%
|
9 | 9 no answer | 4 |
0.3%
|
Sysmiss | 434 |
28.7%
|