| Value | Category | Cases | |
|---|---|---|---|
| 0 | 7 |
41.2%
|
|
| 1 | 5 |
29.4%
|
|
| 2 | 4 |
23.5%
|
|
| 4 | 1 |
5.9%
|
|
| Sysmiss | 2105 |