| Value | Category | Cases | |
|---|---|---|---|
| 13 | 2 |
25%
|
|
| 15 | 2 |
25%
|
|
| 16 | 1 |
12.5%
|
|
| 19 | 1 |
12.5%
|
|
| 21 | 2 |
25%
|
|
| Sysmiss | 3164 |