| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 5 |
4%
|
| -8 | Refusal (spontaneous) | 1 |
0.8%
|
| 0 | No payments | 118 |
93.7%
|
| 15 | 1 |
0.8%
|
|
| 30 | 1 |
0.8%
|
|
| Sysmiss | 283 |