| Value | Category | Cases | |
|---|---|---|---|
| 1 | Family or relative | 71 |
2.3%
|
| 2 | Close friend | 126 |
4.1%
|
| 3 | Someone else I know | 525 |
17.3%
|
| 4 | No one | 904 |
29.7%
|
| -6 | Follow-up refusal | 1089 |
35.8%
|
| -5 | Non applicable (no invitation sent) | 277 |
9.1%
|
| -2 | No answer | 42 |
1.4%
|
| -1 | Can't choose | 9 |
0.3%
|