| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very easy | 53 |
4.4%
|
| 2 | Easy | 256 |
21.3%
|
| 3 | Difficult | 156 |
13%
|
| 4 | Very Difficult | 23 |
1.9%
|
| 7 | Not Applicable | 712 |
59.3%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don't Know | 0 |
0%
|