| Value | Category | Cases | |
|---|---|---|---|
| 0 | 629 |
98.6%
|
|
| 2 | 2 |
0.3%
|
|
| 4 | 2 |
0.3%
|
|
| 6 | 5 |
0.8%
|
|
| Sysmiss | 2 |