| Value | Category | Cases | |
|---|---|---|---|
| 0 | 68 |
3.8%
|
|
| 1 | 619 |
34.5%
|
|
| 2 | 187 |
10.4%
|
|
| 3 | 920 |
51.3%
|
|
| Sysmiss | 8 |