| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 12 |
1%
|
| 1 | After a long time | 21 |
1.8%
|
| 2 | After a short time | 31 |
2.6%
|
| 3 | Right away | 16 |
1.3%
|
| 7 | No contact | 1119 |
93.3%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don't know | 1 |
0.1%
|