| Value | Category | Cases | |
|---|---|---|---|
| 0 | 926 |
50.4%
|
|
| 1 | 15 |
0.8%
|
|
| 2 | 105 |
5.7%
|
|
| 4 | 58 |
3.2%
|
|
| 7 | 733 |
39.9%
|
|
| Sysmiss | 297 |