| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
2.4%
|
|
| 2 | 23 |
54.8%
|
|
| 3 | 9 |
21.4%
|
|
| 4 | 6 |
14.3%
|
|
| 5 | 1 |
2.4%
|
|
| 7 | 1 |
2.4%
|
|
| 8 | 1 |
2.4%
|
|
| Sysmiss | 1909 |