| Value | Category | Cases | |
|---|---|---|---|
| 1 | very difficult | 21 |
6.5%
|
| 2 | somewhat difficult | 75 |
23.2%
|
| 3 | somewhat easy | 89 |
27.6%
|
| 4 | easy | 65 |
20.1%
|
| 5 | very easy | 21 |
6.5%
|
| 6 | No opinion | 52 |
16.1%
|
| Sysmiss | 105 |