| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very Easy | 64 |
5.3%
|
| 2 | Easy | 222 |
18.5%
|
| 3 | Difficult | 366 |
30.5%
|
| 4 | Very Difficult | 235 |
19.6%
|
| 7 | No contact | 311 |
25.9%
|
| 9 | Don't Know | 2 |
0.2%
|
| 98 | Refused | 0 |
0%
|