| Value | Category | Cases | |
|---|---|---|---|
| 3 | 4 |
2.7%
|
|
| 5 | 17 |
11.6%
|
|
| 6 | 1 |
0.7%
|
|
| 10 | 26 |
17.7%
|
|
| 15 | 76 |
51.7%
|
|
| 20 | 8 |
5.4%
|
|
| 30 | 15 |
10.2%
|
|
| Sysmiss | 13 |