| Value | Category | Cases | |
|---|---|---|---|
| 0 | 37 |
57.8%
|
|
| 1 | 14 |
21.9%
|
|
| 2 | 7 |
10.9%
|
|
| 3 | 3 |
4.7%
|
|
| 9 | 1 |
1.6%
|
|
| 10 | 2 |
3.1%
|
|
| Sysmiss | 220 |