| Value | Category | Cases | |
|---|---|---|---|
| 8 | 1 |
7.1%
|
|
| 12 | 2 |
14.3%
|
|
| 15 | 3 |
21.4%
|
|
| 18.5714282989502 | 1 |
7.1%
|
|
| 20 | 5 |
35.7%
|
|
| 27.7777786254883 | 1 |
7.1%
|
|
| 30 | 1 |
7.1%
|
|
| Sysmiss | 51 |