| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very easy | 20 |
1.7%
|
| 2 | Easy | 60 |
5%
|
| 3 | Difficult | 61 |
5.1%
|
| 4 | Very Difficult | 70 |
5.8%
|
| 7 | Not Applicable | 988 |
82.3%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don't Know | 1 |
0.1%
|