| Value | Category | Cases | |
|---|---|---|---|
| 1 | Family or relative | 194 |
6.4%
|
| 2 | Close friend | 174 |
5.7%
|
| 3 | Someone else I know | 651 |
21.4%
|
| 4 | No one | 612 |
20.1%
|
| -6 | Follow-up refusal | 1089 |
35.8%
|
| -5 | Non applicable (no invitation sent) | 277 |
9.1%
|
| -2 | No answer | 43 |
1.4%
|
| -1 | Can't choose | 3 |
0.1%
|