| Value | Category | Cases | |
|---|---|---|---|
| 5 | 2 |
2.5%
|
|
| 6 | 1 |
1.3%
|
|
| 7 | 2 |
2.5%
|
|
| 8 | 74 |
93.7%
|
|
| Sysmiss | 580 |