| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very easy | 57 |
4.8%
|
| 2 | Easy | 272 |
22.7%
|
| 3 | Difficult | 74 |
6.2%
|
| 4 | Very Difficult | 42 |
3.5%
|
| 7 | Not Applicable | 755 |
62.9%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don't Know | 0 |
0%
|