| Value | Category | Cases | |
|---|---|---|---|
| 1 | 566 |
91.7%
|
|
| 6 | 31 |
5%
|
|
| 7 | 1 |
0.2%
|
|
| 9 | 19 |
3.1%
|
|
| Sysmiss | 1 |