| Value | Category | Cases | |
|---|---|---|---|
| 0 | 30 |
29.4%
|
|
| 1 | 24 |
23.5%
|
|
| 2 | 25 |
24.5%
|
|
| 3 | 13 |
12.7%
|
|
| 4 | 7 |
6.9%
|
|
| 6 | 2 |
2%
|
|
| 7 | 1 |
1%
|
|
| Sysmiss | 424 |