| Value | Category | Cases | |
|---|---|---|---|
| 0 | 351 |
15.8%
|
|
| 1 | 249 |
11.2%
|
|
| 2 | 456 |
20.5%
|
|
| 3 | 357 |
16.1%
|
|
| 4 | 596 |
26.8%
|
|
| 5 | 215 |
9.7%
|
|
| Sysmiss | 5 |