| Value | Category | Cases | |
|---|---|---|---|
| 0 | 479 |
67%
|
|
| 1 | 50 |
7%
|
|
| 2 | 63 |
8.8%
|
|
| 3 | 68 |
9.5%
|
|
| 4 | 37 |
5.2%
|
|
| 5 | 9 |
1.3%
|
|
| 6 | 9 |
1.3%
|
|
| Sysmiss | 30 |