| Value | Category | Cases | |
|---|---|---|---|
| 6 | 2 |
1%
|
|
| 7 | 4 |
2.1%
|
|
| 8 | 28 |
14.7%
|
|
| 9 | 99 |
51.8%
|
|
| 10 | 38 |
19.9%
|
|
| 99 | Not received any registration card | 20 |
10.5%
|
| Sysmiss | 2184 |