| Value | Category | Cases | |
|---|---|---|---|
| 0 | 338 |
2.5%
|
|
| 1 | 401 |
2.9%
|
|
| 2 | 803 |
5.8%
|
|
| 3 | 1830 |
13.3%
|
|
| 4 | 2517 |
18.3%
|
|
| 5 | 3778 |
27.4%
|
|
| 6 | 4118 |
29.9%
|
|
| Sysmiss | 502 |