| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very Easy | 77 |
6.4%
|
| 2 | Easy | 146 |
12.2%
|
| 3 | Difficult | 262 |
21.9%
|
| 4 | Very Difficult | 135 |
11.3%
|
| 7 | No contact | 567 |
47.3%
|
| 9 | Don’t know | 11 |
0.9%
|
| 98 | Refused | 0 |
0%
|