| Value | Category | Cases | |
|---|---|---|---|
| -9 | do not know | 10 |
8.3%
|
| -8 | refusal | 4 |
3.3%
|
| 0 | no payments | 104 |
86%
|
| 1 | 1 |
0.8%
|
|
| 6 | 1 |
0.8%
|
|
| 30 | 1 |
0.8%
|
|
| Sysmiss | 27 |