| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2 |
7.4%
|
|
| 1 | 17 |
63%
|
|
| 2 | 2 |
7.4%
|
|
| 3 | 2 |
7.4%
|
|
| 5 | 1 |
3.7%
|
|
| 6 | 3 |
11.1%
|
|
| Sysmiss | 98 |