| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 12 |
3.7%
|
| -8 | Refusal (spontaneous) | 8 |
2.5%
|
| 0 | No payments or gifts are paid | 298 |
92.5%
|
| 2 | 2 |
0.6%
|
|
| 10 | 2 |
0.6%
|
|
| Sysmiss | 37 |