| Value | Category | Cases | |
|---|---|---|---|
| 1 | very difficult | 18 |
6%
|
| 2 | somewhat difficult | 48 |
15.9%
|
| 3 | somewhat easy | 94 |
31.2%
|
| 4 | easy | 44 |
14.6%
|
| 5 | very easy | 16 |
5.3%
|
| 6 | No opinion | 81 |
26.9%
|
| Sysmiss | 127 |