| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very Easy | 305 |
12.8%
|
| 2 | Easy | 351 |
14.7%
|
| 3 | Difficult | 184 |
7.7%
|
| 4 | Very Difficult | 84 |
3.5%
|
| 7 | No contact | 1465 |
61.3%
|
| 9 | Don't Know | 1 |
0%
|
| 98 | Refused | 0 |
0%
|