| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very Easy | 55 |
2.3%
|
| 2 | Easy | 170 |
7.1%
|
| 3 | Difficult | 180 |
7.5%
|
| 4 | Very Difficult | 79 |
3.3%
|
| 7 | No contact | 1911 |
79.7%
|
| 9 | Don't Know | 2 |
0.1%
|
| 98 | Refused | 0 |
0%
|