| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2 |
6.1%
|
|
| 3 | 1 |
3%
|
|
| 7 | 2 |
6.1%
|
|
| 15 | 2 |
6.1%
|
|
| 21 | 1 |
3%
|
|
| 30 | 25 |
75.8%
|
|
| Sysmiss | 200 |