| Value | Category | Cases | |
|---|---|---|---|
| 0 | 28 |
1.5%
|
|
| 1 | 518 |
26.9%
|
|
| 2 | 342 |
17.8%
|
|
| 3 | 287 |
14.9%
|
|
| 4 | 160 |
8.3%
|
|
| 5 | 55 |
2.9%
|
|
| 6 | 535 |
27.8%
|
|
| Sysmiss | 23245 |