| Value | Category | Cases | |
|---|---|---|---|
| 0 | 7 |
29.2%
|
|
| 1 | 1 |
4.2%
|
|
| 2 | 2 |
8.3%
|
|
| 3 | 3 |
12.5%
|
|
| 4 | 3 |
12.5%
|
|
| 8 | 2 |
8.3%
|
|
| 10 | 1 |
4.2%
|
|
| 12 | 2 |
8.3%
|
|
| 15 | 1 |
4.2%
|
|
| 20 | 2 |
8.3%
|
|
| Sysmiss | 18 |