| Value | Category | Cases | |
|---|---|---|---|
| 1 | 447 |
20.9%
|
|
| 2 | 335 |
15.6%
|
|
| 3 | 823 |
38.4%
|
|
| 4 | 538 |
25.1%
|
|
| Sysmiss | 20 |