| Value | Category | Cases | |
|---|---|---|---|
| 0 | 36 |
75%
|
|
| 10 | 2 |
4.2%
|
|
| 15 | 2 |
4.2%
|
|
| 30 | 6 |
12.5%
|
|
| 31 | 1 |
2.1%
|
|
| 45 | 1 |
2.1%
|
|
| Sysmiss | 1250 |