| Value | Category | Cases | |
|---|---|---|---|
| 0 | 517 |
85.2%
|
|
| 1 | 46 |
7.6%
|
|
| 2 | 23 |
3.8%
|
|
| 3 | 21 |
3.5%
|
|
| Sysmiss | 1693 |