| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not Difficult | 708 |
67.8%
|
| 1 | A little Difficult | 94 |
9%
|
| 2 | Quite Difficult | 105 |
10%
|
| 3 | Very Difficult | 65 |
6.2%
|
| 4 | Extremely Difficult | 73 |
7%
|