| Value | Category | Cases | |
|---|---|---|---|
| 1 | 6 |
7.6%
|
|
| 2 | 8 |
10.1%
|
|
| 3 | 13 |
16.5%
|
|
| 4 | 17 |
21.5%
|
|
| 5 | 9 |
11.4%
|
|
| 6 | 18 |
22.8%
|
|
| 7 | 8 |
10.1%
|
|
| Sysmiss | 1615 |