| Value | Category | Cases | |
|---|---|---|---|
| 0 | 5 |
16.1%
|
|
| 1 | 15 |
48.4%
|
|
| 2 | 6 |
19.4%
|
|
| 3 | 2 |
6.5%
|
|
| 5 | 2 |
6.5%
|
|
| 11 | 1 |
3.2%
|
|
| Sysmiss | 548 |