| Value | Category | Cases | |
|---|---|---|---|
| 1 | 646 |
67.1%
|
|
| 3 | 228 |
23.7%
|
|
| 6 | 85 |
8.8%
|
|
| 9 | 4 |
0.4%
|
|
| Sysmiss | 1 |