| Value | Category | Cases | |
|---|---|---|---|
| 1 | 653 |
13.2%
|
|
| 2 | 1080 |
21.8%
|
|
| 3 | 1579 |
31.8%
|
|
| 4 | 1647 |
33.2%
|
|
| Sysmiss | 1598 |