| Value | Category | Cases | |
|---|---|---|---|
| 0 | 5 |
38.5%
|
|
| 0.5 | 1 |
7.7%
|
|
| 8 | 1 |
7.7%
|
|
| 10 | 2 |
15.4%
|
|
| 20 | 1 |
7.7%
|
|
| 30 | 2 |
15.4%
|
|
| 40 | 1 |
7.7%
|
|
| Sysmiss | don't know | 0 | |
| Sysmiss | refusal | 0 | |
| Sysmiss | 2 |