| Value | Category | Cases | |
|---|---|---|---|
| 1 | 560 |
20.9%
|
|
| 2 | 675 |
25.2%
|
|
| 3 | 579 |
21.7%
|
|
| 4 | 860 |
32.2%
|
|
| Sysmiss | 2331 |