| Value | Category | Cases | |
|---|---|---|---|
| 0 | 34 |
91.9%
|
|
| 6 | 1 |
2.7%
|
|
| 7 | 1 |
2.7%
|
|
| 9 | 1 |
2.7%
|
|
| Sysmiss | 1963 |