| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very Easy | 55 |
4.6%
|
| 2 | Easy | 118 |
9.8%
|
| 3 | Difficult | 125 |
10.4%
|
| 4 | Very Difficult | 93 |
7.8%
|
| 7 | No contact | 786 |
65.5%
|
| 9 | Do not know | 23 |
1.9%
|
| 98 | Refused | 0 |
0%
|