| Value | Category | Cases | |
|---|---|---|---|
| 18 | 1 |
14.3%
|
|
| 21 | 1 |
14.3%
|
|
| 24 | 1 |
14.3%
|
|
| 28 | 1 |
14.3%
|
|
| 29 | 3 |
42.9%
|
|
| Sysmiss | 226 |