| Value | Category | Cases | |
|---|---|---|---|
| 0 | 17 |
65.4%
|
|
| 1 | 1 |
3.8%
|
|
| 3 | 5 |
19.2%
|
|
| 4 | 1 |
3.8%
|
|
| 7 | 2 |
7.7%
|
|
| Sysmiss | 2612 |