| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 2 |
7.1%
|
| -8 | Refusal | 2 |
7.1%
|
| 0 | No payments | 10 |
35.7%
|
| 3 | 1 |
3.6%
|
|
| 5 | 3 |
10.7%
|
|
| 8 | 1 |
3.6%
|
|
| 10 | 4 |
14.3%
|
|
| 15 | 2 |
7.1%
|
|
| 20 | 2 |
7.1%
|
|
| 30 | 1 |
3.6%
|
|
| Sysmiss | 454 |