| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 16 |
0.7%
|
| 1 | After a long time | 79 |
3.3%
|
| 2 | After a short time | 60 |
2.5%
|
| 3 | Right away | 45 |
1.9%
|
| 7 | No contact | 2199 |
91.6%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don't know | 1 |
0%
|