| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0.1%
|
| 1 | Very Easy | 26 |
2.2%
|
| 2 | Easy | 53 |
4.4%
|
| 3 | Difficult | 37 |
3.1%
|
| 4 | Very Difficult | 24 |
2%
|
| 7 | No contact | 1054 |
87.9%
|
| 9 | Don't Know | 4 |
0.3%
|
| 98 | Refused | 0 |
0%
|