| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very Easy | 82 |
6.8%
|
| 2 | Easy | 180 |
15%
|
| 3 | Difficult | 97 |
8.1%
|
| 4 | Very Difficult | 59 |
4.9%
|
| 7 | No contact | 782 |
65.2%
|
| 9 | Don't Know | 0 |
0%
|
| 98 | Refused | 0 |
0%
|