| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 27 |
79.4%
|
| 1 | 3 |
8.8%
|
|
| 20 | 1 |
2.9%
|
|
| 24 | 1 |
2.9%
|
|
| 26 | 1 |
2.9%
|
|
| 27 | 1 |
2.9%
|
|
| Sysmiss | 3016 |