| Value | Category | Cases | |
|---|---|---|---|
| 12 | 1 |
20%
|
|
| 13 | 1 |
20%
|
|
| 15 | 1 |
20%
|
|
| 17 | 1 |
20%
|
|
| 18 | 1 |
20%
|
|
| Sysmiss | 305 |