| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very Easy | 347 |
14.5%
|
| 2 | Easy | 560 |
23.3%
|
| 3 | Difficult | 342 |
14.3%
|
| 4 | Very Difficult | 200 |
8.3%
|
| 7 | No contact | 951 |
39.6%
|
| 9 | Don't Know | 0 |
0%
|
| 98 | Refused | 0 |
0%
|