| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3009 |
63.6%
|
|
| 1 | 860 |
18.2%
|
|
| 2 | 544 |
11.5%
|
|
| 3 | 317 |
6.7%
|
|
| Sysmiss | 99 |