| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 |
2.7%
|
|
| 2 | 2 |
5.4%
|
|
| 4 | 2 |
5.4%
|
|
| 6 | 2 |
5.4%
|
|
| 8 | 5 |
13.5%
|
|
| 9 | 4 |
10.8%
|
|
| 12 | 21 |
56.8%
|
|
| Sysmiss | 3484 |