| Value | Category | Cases | |
|---|---|---|---|
| 0 | 138 |
5.5%
|
|
| 1 | 72 |
2.9%
|
|
| 2 | 267 |
10.6%
|
|
| 3 | 667 |
26.5%
|
|
| 4 | 658 |
26.2%
|
|
| 5 | 713 |
28.3%
|
|
| Sysmiss | 624 |