| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very Easy | 57 |
4.8%
|
| 2 | Easy | 388 |
32.3%
|
| 3 | Difficult | 142 |
11.8%
|
| 4 | Very Difficult | 26 |
2.2%
|
| 7 | No contact | 587 |
48.9%
|
| 9 | Don't Know | 0 |
0%
|
| 98 | Refused | 0 |
0%
|