| Value | Category | Cases | |
|---|---|---|---|
| 1 | Family or relative | 410 |
13.5%
|
| 2 | Close friend | 375 |
12.3%
|
| 3 | Someone else I know | 573 |
18.8%
|
| 4 | No one | 272 |
8.9%
|
| -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 | 4 |
0.1%
|