| Value | Category | Cases | |
|---|---|---|---|
| 1 | 56 |
2.6%
|
|
| 2 | 295 |
13.8%
|
|
| 3 | 1022 |
47.8%
|
|
| 4 | 766 |
35.8%
|
|
| Sysmiss | 24 |