| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very easy | 194 |
8.1%
|
| 2 | Easy | 521 |
21.7%
|
| 3 | Difficult | 511 |
21.3%
|
| 4 | Very Difficult | 556 |
23.2%
|
| 7 | Not Applicable | 618 |
25.8%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don't Know | 0 |
0%
|