| Value | Category | Cases | |
|---|---|---|---|
| 0 | 248 |
1.9%
|
|
| 1 | 292 |
2.3%
|
|
| 2 | 459 |
3.5%
|
|
| 3 | 879 |
6.8%
|
|
| 4 | 1475 |
11.4%
|
|
| 5 | 2057 |
15.9%
|
|
| 6 | 3583 |
27.7%
|
|
| 7 | 3944 |
30.5%
|
|
| Sysmiss | 3633 |