| Value | Category | Cases | |
|---|---|---|---|
| 5 | 41 |
38.3%
|
|
| 10 | 3 |
2.8%
|
|
| 18 | 1 |
0.9%
|
|
| 20 | 61 |
57%
|
|
| 30 | 1 |
0.9%
|
|
| Sysmiss | 2531 |