| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
3.7%
|
|
| 1 | 11 |
40.7%
|
|
| 2 | 9 |
33.3%
|
|
| 3 | 3 |
11.1%
|
|
| 4 | 2 |
7.4%
|
|
| 8 | 1 |
3.7%
|
|
| Sysmiss | 203 |