| Value | Category | Cases | |
|---|---|---|---|
| 7 | 6 |
20%
|
|
| 8 | 8 |
26.7%
|
|
| 9 | 2 |
6.7%
|
|
| 10 | 1 |
3.3%
|
|
| 15 | 5 |
16.7%
|
|
| 16 | 6 |
20%
|
|
| 18 | 2 |
6.7%
|
|
| Sysmiss | 280 |