| Value | Category | Cases | |
|---|---|---|---|
| 0 | 25 |
80.6%
|
|
| 2 | 1 |
3.2%
|
|
| 3 | 1 |
3.2%
|
|
| 4 | 1 |
3.2%
|
|
| 6 | 1 |
3.2%
|
|
| 12 | 1 |
3.2%
|
|
| 24 | 1 |
3.2%
|
|
| Sysmiss | 28 |