| Valeur | Modalité | Cas | |
|---|---|---|---|
| 2 | No contact | 98 |
0.6%
|
| 3 | By phone | 2387 |
15.3%
|
| 4 | By mail | 6 |
0%
|
| 5 | By internet | 32 |
0.2%
|
| Sysmiss | 13089 |