| Value | Category | Cases | |
|---|---|---|---|
| 0 | 181 |
1.4%
|
|
| 1 | 295 |
2.3%
|
|
| 2 | 452 |
3.5%
|
|
| 3 | 1018 |
7.9%
|
|
| 4 | 1658 |
12.8%
|
|
| 5 | 2353 |
18.2%
|
|
| 6 | 3645 |
28.2%
|
|
| 7 | 3317 |
25.7%
|
|
| Sysmiss | 3651 |