| Value | Category | Cases | |
|---|---|---|---|
| 0 | 433 |
2.6%
|
|
| 1 | 558 |
3.4%
|
|
| 2 | 932 |
5.7%
|
|
| 3 | 1393 |
8.5%
|
|
| 4 | 2303 |
14%
|
|
| 5 | 3254 |
19.8%
|
|
| 6 | 3806 |
23.1%
|
|
| 7 | 3782 |
23%
|
|
| Sysmiss | 109 |