| Value | Category | Cases | |
|---|---|---|---|
| 1 | 3 |
3.5%
|
|
| 2 | 3 |
3.5%
|
|
| 3 | 5 |
5.9%
|
|
| 4 | 25 |
29.4%
|
|
| 5 | 15 |
17.6%
|
|
| 6 | 28 |
32.9%
|
|
| 7 | 6 |
7.1%
|
|
| Sysmiss | 2783 |