| Value | Category | Cases | |
|---|---|---|---|
| 0 | 24 |
52.2%
|
|
| 1 | 12 |
26.1%
|
|
| 2 | 6 |
13%
|
|
| 3 | 3 |
6.5%
|
|
| 6 | 1 |
2.2%
|
|
| Sysmiss | 579 |