| Value | Category | Cases | |
|---|---|---|---|
| 2 | 1 |
1.7%
|
|
| 4 | 1 |
1.7%
|
|
| 7 | 3 |
5.2%
|
|
| 8 | 12 |
20.7%
|
|
| 9 | 4 |
6.9%
|
|
| 10 | 10 |
17.2%
|
|
| 12 | 5 |
8.6%
|
|
| 15 | 10 |
17.2%
|
|
| 20 | 6 |
10.3%
|
|
| 25 | 1 |
1.7%
|
|
| 30 | 5 |
8.6%
|
|
| Sysmiss | 951 |