| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2 |
7.1%
|
|
| 0.5 | 9 |
32.1%
|
|
| 1 | 12 |
42.9%
|
|
| 2 | 3 |
10.7%
|
|
| 3 | 2 |
7.1%
|
|
| Sysmiss | 872 |