| Value | Category | Cases | |
|---|---|---|---|
| 0 | 28 |
1.3%
|
|
| 1 | 267 |
12.5%
|
|
| 2 | 300 |
14.1%
|
|
| 3 | 337 |
15.8%
|
|
| 4 | 349 |
16.4%
|
|
| 5 | 294 |
13.8%
|
|
| 6 | 558 |
26.2%
|
|
| Sysmiss | 15430 |