| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3263 |
72.7%
|
|
| 1 | 907 |
20.2%
|
|
| 2 | 198 |
4.4%
|
|
| 3 | 121 |
2.7%
|
|
| Sysmiss | 92 |