| Value | Category | Cases | |
|---|---|---|---|
| 0 | 690 |
4.4%
|
|
| 1 | 906 |
5.8%
|
|
| 2 | 1376 |
8.9%
|
|
| 3 | 1831 |
11.8%
|
|
| 4 | 2188 |
14.1%
|
|
| 5 | 2827 |
18.2%
|
|
| 6 | 3060 |
19.7%
|
|
| 7 | 2647 |
17%
|
|
| Sysmiss | 117 |