| Value | Category | Cases | |
|---|---|---|---|
| 15 | 1 |
6.7%
|
|
| 16 | 3 |
20%
|
|
| 17 | 2 |
13.3%
|
|
| 18 | 3 |
20%
|
|
| 21 | 2 |
13.3%
|
|
| 22 | 1 |
6.7%
|
|
| 24 | 1 |
6.7%
|
|
| 27 | 2 |
13.3%
|
|
| Sysmiss | 9614 |