| Value | Category | Cases | |
|---|---|---|---|
| 0 | 39 |
4.8%
|
|
| 1 | 40 |
5%
|
|
| 2 | 78 |
9.7%
|
|
| 3 | 279 |
34.6%
|
|
| 4 | 370 |
45.9%
|
|
| Sysmiss | 889 |