| Value | Category | Cases | |
|---|---|---|---|
| 0 | 71 |
4%
|
|
| 5 | 306 |
17.4%
|
|
| 10 | 275 |
15.6%
|
|
| 15 | 285 |
16.2%
|
|
| 20 | 303 |
17.2%
|
|
| 25 | 522 |
29.6%
|
|
| Sysmiss | 14808 |