| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2114 |
8.6%
|
|
| 2 | 1428 |
5.8%
|
|
| 3 | 1455 |
5.9%
|
|
| 4 | 19591 |
79.7%
|
|
| Sysmiss | 582 |