| Value | Category | Cases | |
|---|---|---|---|
| 1 | Refusal | 9496 |
25.6%
|
| 2 | Premature Completion | 3358 |
9.1%
|
| 3 | Non Contacted | 8513 |
23%
|
| 4 | Participated | 15661 |
42.3%
|
| Sysmiss | 3 |