| Value | Category | Cases | |
|---|---|---|---|
| 1 | 7 |
4.1%
|
|
| 2 | 17 |
10.1%
|
|
| 3 | 33 |
19.5%
|
|
| 4 | 20 |
11.8%
|
|
| 5 | 23 |
13.6%
|
|
| 6 | 58 |
34.3%
|
|
| 7 | 11 |
6.5%
|
|
| Sysmiss | 576 |