| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very Easy | 30 |
2.5%
|
| 2 | Easy | 65 |
5.4%
|
| 3 | Difficult | 116 |
9.7%
|
| 4 | Very Difficult | 51 |
4.3%
|
| 7 | No contact | 938 |
78.2%
|
| 9 | Do not know | 0 |
0%
|
| 98 | Refused | 0 |
0%
|