| Value | Category | Cases | |
|---|---|---|---|
| 0 | 161 |
1.2%
|
|
| 1 | 204 |
1.6%
|
|
| 2 | 381 |
2.9%
|
|
| 3 | 856 |
6.6%
|
|
| 4 | 1692 |
13.1%
|
|
| 5 | 2439 |
18.9%
|
|
| 6 | 3985 |
30.8%
|
|
| 7 | 3201 |
24.8%
|
|
| Sysmiss | 3651 |