| Value | Category | Cases | |
|---|---|---|---|
| 15 | 5 |
7.7%
|
|
| 16 | 1 |
1.5%
|
|
| 17 | 2 |
3.1%
|
|
| 18 | 29 |
44.6%
|
|
| 20 | 13 |
20%
|
|
| 21 | 3 |
4.6%
|
|
| 25 | 9 |
13.8%
|
|
| 30 | 2 |
3.1%
|
|
| 35 | 1 |
1.5%
|
|
| Sysmiss | 21 |