| Value | Category | Cases | |
|---|---|---|---|
| 1 | 7 |
5.9%
|
|
| 2 | 9 |
7.6%
|
|
| 3 | 39 |
32.8%
|
|
| 4 | 28 |
23.5%
|
|
| 5 | 28 |
23.5%
|
|
| 6 | 7 |
5.9%
|
|
| 7 | 1 |
0.8%
|
|
| Sysmiss | 44 |