| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 25 |
1%
|
| 1 | After a long time | 336 |
14%
|
| 2 | After a short time | 521 |
21.8%
|
| 3 | Right away | 287 |
12%
|
| 7 | No contact | 1148 |
48%
|
| 8 | Refused | 57 |
2.4%
|
| 9 | Don't know | 18 |
0.8%
|