| Value | Category | Cases | |
|---|---|---|---|
| 0 | 7 |
5.6%
|
|
| 1 | 12 |
9.5%
|
|
| 2 | 27 |
21.4%
|
|
| 3 | 14 |
11.1%
|
|
| 4 | 6 |
4.8%
|
|
| 5 | 12 |
9.5%
|
|
| 6 | 25 |
19.8%
|
|
| 7 | 23 |
18.3%
|
|
| Sysmiss | 1874 |