| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very Easy | 23 |
1.9%
|
| 2 | Easy | 11 |
0.9%
|
| 3 | Difficult | 29 |
2.4%
|
| 4 | Very Difficult | 45 |
3.8%
|
| 7 | No contact | 1079 |
90.6%
|
| 9 | Don't Know | 4 |
0.3%
|
| 98 | Refused | 0 |
0%
|