| Value | Category | Cases | |
|---|---|---|---|
| 1 | very difficult | 14 |
4.5%
|
| 2 | somewhat difficult | 68 |
22.1%
|
| 3 | somewhat easy | 78 |
25.3%
|
| 4 | easy | 57 |
18.5%
|
| 5 | very easy | 17 |
5.5%
|
| 6 | No opinion | 74 |
24%
|
| Sysmiss | 120 |