| Value | Category | Cases | |
|---|---|---|---|
| 1 | 615 |
98.9%
|
|
| 6 | 1 |
0.2%
|
|
| 7 | 1 |
0.2%
|
|
| 9 | 5 |
0.8%
|
|
| Sysmiss | 342 |