| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 5 |
0.5%
|
| -8 | Refusal (spontaneous) | 6 |
0.6%
|
| 0 | No payments or gifts are paid | 992 |
98.7%
|
| 2 | 1 |
0.1%
|
|
| 10 | 1 |
0.1%
|
|
| Sysmiss | 2 |