| Value | Category | Cases | |
|---|---|---|---|
| 1 | 765 |
5.6%
|
|
| 2 | 3434 |
25.4%
|
|
| 3 | 6862 |
50.7%
|
|
| 4 | 2484 |
18.3%
|
|
| Sysmiss | 742 |