| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very Easy | 6 |
0.5%
|
| 2 | Easy | 44 |
3.7%
|
| 3 | Difficult | 87 |
7.3%
|
| 4 | Very Difficult | 58 |
4.8%
|
| 7 | No contact | 1003 |
83.6%
|
| 9 | Don't Know | 2 |
0.2%
|
| 98 | Refused | 0 |
0%
|