| Value | Category | Cases | |
|---|---|---|---|
| 1 | 411 |
1.7%
|
|
| 2 | 779 |
3.2%
|
|
| 3 | 1352 |
5.5%
|
|
| 4 | 22046 |
89.7%
|
|
| Sysmiss | 582 |