| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 9 |
0.7%
|
| 1 | After a long time | 43 |
3.6%
|
| 2 | After a short time | 29 |
2.4%
|
| 3 | Right away | 13 |
1.1%
|
| 7 | No contact | 1107 |
91.9%
|
| 8 | Refused | 2 |
0.2%
|
| 9 | Don't know | 1 |
0.1%
|