| Value | Category | Cases | |
|---|---|---|---|
| -1 | Refusal | 0 |
0%
|
| 150 | 1 |
20%
|
|
| 500 | 1 |
20%
|
|
| 3000 | 2 |
40%
|
|
| 6000 | 1 |
20%
|
|
| Sysmiss | 3896 |