| Value | Category | Cases | |
|---|---|---|---|
| 1 | very difficult | 13 |
4.3%
|
| 2 | somewhat difficult | 63 |
20.9%
|
| 3 | somewhat easy | 74 |
24.5%
|
| 4 | easy | 54 |
17.9%
|
| 5 | very easy | 18 |
6%
|
| 6 | No opinion | 80 |
26.5%
|
| Sysmiss | 126 |