| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
20%
|
|
| 4 | 1 |
20%
|
|
| 6 | 1 |
20%
|
|
| 10 | 1 |
20%
|
|
| 12 | 1 |
20%
|
|
| Sysmiss | 7968 |