| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 21 |
75%
|
| 2 | 2 | 1 |
3.6%
|
| 7 | 7 | 3 |
10.7%
|
| 8 | 8 | 2 |
7.1%
|
| 12 | 12 | 1 |
3.6%
|
| Sysmiss | 66518 |