| Value | Category | Cases | |
|---|---|---|---|
| 4 | 1 |
2.5%
|
|
| 5 | 1 |
2.5%
|
|
| 6 | 3 |
7.5%
|
|
| 7 | 7 |
17.5%
|
|
| 8 | 28 |
70%
|
|
| Sysmiss | 246 |