| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very Easy | 264 |
22%
|
| 2 | Easy | 252 |
21%
|
| 3 | Difficult | 123 |
10.3%
|
| 4 | Very Difficult | 160 |
13.3%
|
| 7 | No contact | 401 |
33.4%
|
| 9 | Don't Know | 0 |
0%
|
| 98 | Refused | 0 |
0%
|