| Value | Category | Cases | |
|---|---|---|---|
| 1 | 424 |
19.2%
|
|
| 2 | 447 |
20.2%
|
|
| 3 | 661 |
29.9%
|
|
| 4 | 677 |
30.6%
|
|
| Sysmiss | 4861 |