| Value | Category | Cases | |
|---|---|---|---|
| 0 | 9 |
20.9%
|
|
| 1 | 14 |
32.6%
|
|
| 2 | 12 |
27.9%
|
|
| 3 | 1 |
2.3%
|
|
| 4 | 3 |
7%
|
|
| 6 | 3 |
7%
|
|
| 26 | 1 |
2.3%
|
|
| Sysmiss | 7 |