| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4 |
2.2%
|
|
| 1 | 8 |
4.3%
|
|
| 2 | 109 |
59.2%
|
|
| 3 | 63 |
34.2%
|
|
| Sysmiss | 416 |