| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very easy | 25 |
2.1%
|
| 2 | Easy | 87 |
7.3%
|
| 3 | Difficult | 104 |
8.7%
|
| 4 | Very Difficult | 104 |
8.7%
|
| 7 | Not Applicable | 878 |
73.2%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don't Know | 2 |
0.2%
|