| Value | Category | Cases | |
|---|---|---|---|
| 0 | 471 |
50.5%
|
|
| 1 | 8 |
0.9%
|
|
| 2 | 46 |
4.9%
|
|
| 4 | 33 |
3.5%
|
|
| 7 | 375 |
40.2%
|
|
| Sysmiss | 122 |