| Value | Category | Cases | |
|---|---|---|---|
| 1 | 4 |
3.2%
|
|
| 2 | 1 |
0.8%
|
|
| 5 | 1 |
0.8%
|
|
| 7 | 38 |
30.6%
|
|
| 8 | 60 |
48.4%
|
|
| 9 | 20 |
16.1%
|
|
| Sysmiss | 13610 |