| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3 |
14.3%
|
|
| 15 | 1 |
4.8%
|
|
| 20 | 3 |
14.3%
|
|
| 30 | 8 |
38.1%
|
|
| 45 | 4 |
19%
|
|
| 50 | 2 |
9.5%
|
|
| Sysmiss | 379 |