| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2387 |
39.7%
|
|
| 1 | 1110 |
18.5%
|
|
| 2 | 2024 |
33.7%
|
|
| 3 | 492 |
8.2%
|
|
| Sysmiss | 9100 |