| Value | Category | Cases | |
|---|---|---|---|
| 1 | Difficult | 3 |
7%
|
| 2 | Easy | 14 |
32.6%
|
| 3 | Somewhat Difficult | 17 |
39.5%
|
| 4 | Very difficult | 2 |
4.7%
|
| 5 | Very easy | 7 |
16.3%
|