| Value | Category | Cases | |
|---|---|---|---|
| 0 | 186 |
1.3%
|
|
| 1 | 254 |
1.8%
|
|
| 2 | 531 |
3.9%
|
|
| 3 | 1675 |
12.2%
|
|
| 4 | 2974 |
21.6%
|
|
| 5 | 4618 |
33.5%
|
|
| 6 | 3547 |
25.7%
|
|
| Sysmiss | 502 |