| Value | Category | Cases | |
|---|---|---|---|
| 15 | 6 |
17.1%
|
|
| 20 | 2 |
5.7%
|
|
| 25 | 1 |
2.9%
|
|
| 30 | 25 |
71.4%
|
|
| 35 | 1 |
2.9%
|
|
| Sysmiss | 19965 |