| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very Easy | 270 |
11.3%
|
| 2 | Easy | 431 |
18%
|
| 3 | Difficult | 192 |
8%
|
| 4 | Very Difficult | 125 |
5.2%
|
| 7 | No contact | 1381 |
57.5%
|
| 9 | Don't Know | 1 |
0%
|
| 98 | Refused | 0 |
0%
|