| Value | Category | Cases | |
|---|---|---|---|
| 21 | 4 |
18.2%
|
|
| 22 | 2 |
9.1%
|
|
| 23 | 6 |
27.3%
|
|
| 25 | 1 |
4.5%
|
|
| 26 | 3 |
13.6%
|
|
| 29 | 3 |
13.6%
|
|
| 30 | 3 |
13.6%
|
|
| Sysmiss | 8445 |