| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4 |
20%
|
|
| 10 | 1 |
5%
|
|
| 15 | 1 |
5%
|
|
| 20 | 1 |
5%
|
|
| 30 | 8 |
40%
|
|
| 33 | 1 |
5%
|
|
| 40 | 3 |
15%
|
|
| 55 | 1 |
5%
|
|
| Sysmiss | 131 |