| Value | Category | Cases | |
|---|---|---|---|
| 1 | 34 |
8.5%
|
|
| 6 | 347 |
87.2%
|
|
| 8 | 2 |
0.5%
|
|
| 9 | 15 |
3.8%
|
|
| Sysmiss | 541 |