| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very Easy | 61 |
5.1%
|
| 2 | Easy | 80 |
6.7%
|
| 3 | Difficult | 220 |
18.3%
|
| 4 | Very Difficult | 165 |
13.8%
|
| 7 | No contact | 659 |
55%
|
| 9 | Don't Know | 14 |
1.2%
|
| 98 | Refused | 0 |
0%
|