| Value | Category | Cases | |
|---|---|---|---|
| 0 | 21 |
67.7%
|
|
| 4 | 4 |
12.9%
|
|
| 5 | 2 |
6.5%
|
|
| 6 | 1 |
3.2%
|
|
| 8 | 2 |
6.5%
|
|
| 12 | 1 |
3.2%
|
|
| Sysmiss | 6020 |