| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2935 |
65.4%
|
|
| 1 | 1230 |
27.4%
|
|
| 2 | 227 |
5.1%
|
|
| 3 | 97 |
2.2%
|
|
| Sysmiss | 92 |