| Value | Category | Cases | |
|---|---|---|---|
| 4 | 1 |
0.6%
|
|
| 6 | 6 |
3.8%
|
|
| 7 | 40 |
25.2%
|
|
| 8 | 111 |
69.8%
|
|
| 9 | 1 |
0.6%
|
|
| Sysmiss | 127 |