| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very Easy | 44 |
3.7%
|
| 2 | Easy | 265 |
22.1%
|
| 3 | Difficult | 53 |
4.4%
|
| 4 | Very Difficult | 30 |
2.5%
|
| 7 | No contact | 807 |
67.3%
|
| 9 | Don't Know | 1 |
0.1%
|
| 98 | Refused | 0 |
0%
|