| Value | Category | Cases | |
|---|---|---|---|
| 0 | 896 |
86.7%
|
|
| 15 | 60 |
5.8%
|
|
| 30 | 60 |
5.8%
|
|
| 45 | 17 |
1.6%
|
|
| Sysmiss | 0 |