| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very easy | 11 |
0.9%
|
| 2 | Easy | 74 |
6.2%
|
| 3 | Difficult | 20 |
1.7%
|
| 4 | Very Difficult | 7 |
0.6%
|
| 7 | Not Applicable | 1087 |
90.6%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don't Know | 1 |
0.1%
|