| Value | Category | Cases | |
|---|---|---|---|
| 1 | 6 |
3.2%
|
|
| 2 | 19 |
10.1%
|
|
| 3 | 27 |
14.4%
|
|
| 4 | 22 |
11.7%
|
|
| 5 | 24 |
12.8%
|
|
| 6 | 37 |
19.7%
|
|
| 7 | 53 |
28.2%
|
|
| Sysmiss | 163 |