| Value | Category | Cases | |
|---|---|---|---|
| 0 | 171 |
5.7%
|
|
| 1 | 143 |
4.8%
|
|
| 2 | 210 |
7%
|
|
| 3 | 184 |
6.2%
|
|
| 4 | 229 |
7.7%
|
|
| 5 | 401 |
13.4%
|
|
| 6 | 484 |
16.2%
|
|
| 7 | 582 |
19.5%
|
|
| 8 | 581 |
19.5%
|
|
| Sysmiss | 2 |