| Value | Category | Cases | |
|---|---|---|---|
| 0 | 13 |
28.9%
|
|
| 1 | 24 |
53.3%
|
|
| 2 | 3 |
6.7%
|
|
| 3 | 2 |
4.4%
|
|
| 4 | 1 |
2.2%
|
|
| 6 | 1 |
2.2%
|
|
| 10 | 1 |
2.2%
|
|
| Sysmiss | 516 |