| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very Easy | 15 |
1.3%
|
| 2 | Easy | 100 |
8.5%
|
| 3 | Difficult | 89 |
7.5%
|
| 4 | Very Difficult | 48 |
4.1%
|
| 7 | No contact | 928 |
78.5%
|
| 9 | Don't Know | 2 |
0.2%
|
| 98 | Refused | 0 |
0%
|