| Value | Category | Cases | |
|---|---|---|---|
| 1 | very difficult | 17 |
5.4%
|
| 2 | somewhat difficult | 61 |
19.5%
|
| 3 | somewhat easy | 58 |
18.5%
|
| 4 | easy | 75 |
24%
|
| 5 | very easy | 52 |
16.6%
|
| 6 | No opinion | 50 |
16%
|
| Sysmiss | 115 |