| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very Easy | 127 |
10.6%
|
| 2 | Easy | 190 |
15.8%
|
| 3 | Difficult | 129 |
10.8%
|
| 4 | Very Difficult | 84 |
7%
|
| 7 | No contact | 669 |
55.8%
|
| 9 | Don't Know | 1 |
0.1%
|
| 98 | Refused | 0 |
0%
|