| Value | Category | Cases | |
|---|---|---|---|
| 1 | 565 |
20.7%
|
|
| 2 | 680 |
24.9%
|
|
| 3 | 589 |
21.6%
|
|
| 4 | 897 |
32.8%
|
|
| Sysmiss | 2469 |