| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0.1%
|
| 1 | Very Easy | 12 |
1%
|
| 2 | Easy | 65 |
5.4%
|
| 3 | Difficult | 47 |
3.9%
|
| 4 | Very Difficult | 13 |
1.1%
|
| 7 | No contact | 1058 |
88.5%
|
| 9 | Don't Know | 0 |
0%
|
| 98 | Refused | 0 |
0%
|