| Value | Category | Cases | |
|---|---|---|---|
| 0 | 628 |
7.3%
|
|
| 1 | 218 |
2.5%
|
|
| 2 | 510 |
5.9%
|
|
| 3 | 906 |
10.5%
|
|
| 4 | 1374 |
15.9%
|
|
| 5 | 1937 |
22.4%
|
|
| 6 | 1180 |
13.6%
|
|
| 7 | 1898 |
21.9%
|
|
| Sysmiss | 128 |