| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 30 |
6%
|
| -8 | Refusal (spontaneous) | 13 |
2.6%
|
| 0 | No payments or gifts are paid | 450 |
90%
|
| 1 | 3 |
0.6%
|
|
| 3 | 2 |
0.4%
|
|
| 10 | 1 |
0.2%
|
|
| 30 | 1 |
0.2%
|
|
| Sysmiss | 2 |