| Value | Category | Cases | |
|---|---|---|---|
| 0 | 14 |
66.7%
|
|
| 4 | 1 |
4.8%
|
|
| 5 | 4 |
19%
|
|
| 10 | 1 |
4.8%
|
|
| 20 | 1 |
4.8%
|
|
| Sysmiss | 1975 |