| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2 |
9.5%
|
|
| 1 | 7 |
33.3%
|
|
| 2 | 8 |
38.1%
|
|
| 3 | 2 |
9.5%
|
|
| 4 | 1 |
4.8%
|
|
| 7 | 1 |
4.8%
|
|
| Sysmiss | 2794 |