| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very Easy | 45 |
3.8%
|
| 2 | Easy | 38 |
3.2%
|
| 3 | Difficult | 260 |
21.7%
|
| 4 | Very Difficult | 208 |
17.3%
|
| 7 | No contact | 632 |
52.7%
|
| 9 | Don't Know | 16 |
1.3%
|
| 98 | Refused | 0 |
0%
|