| Value | Category | Cases | |
|---|---|---|---|
| 1 | very difficult | 20 |
5.9%
|
| 2 | somewhat difficult | 69 |
20.4%
|
| 3 | somewhat easy | 102 |
30.1%
|
| 4 | easy | 79 |
23.3%
|
| 5 | very easy | 24 |
7.1%
|
| 6 | No opinion | 45 |
13.3%
|
| Sysmiss | 89 |