| Value | Category | Cases | |
|---|---|---|---|
| 0 | 648 |
60.9%
|
|
| 1 | 300 |
28.2%
|
|
| 2 | 81 |
7.6%
|
|
| 3 | 35 |
3.3%
|
|
| Sysmiss | 212 |