| Value | Category | Cases | |
|---|---|---|---|
| 0 | 7 |
5.9%
|
|
| 1 | 27 |
22.7%
|
|
| 2 | 26 |
21.8%
|
|
| 3 | 12 |
10.1%
|
|
| 4 | 19 |
16%
|
|
| 5 | 25 |
21%
|
|
| 7 | 3 |
2.5%
|
|
| Sysmiss | 17 |