| Value | Category | Cases | |
|---|---|---|---|
| 0 | 569 |
24.3%
|
|
| 1 | 421 |
18%
|
|
| 2 | 457 |
19.5%
|
|
| 3 | 391 |
16.7%
|
|
| 4 | 506 |
21.6%
|
|
| Sysmiss | 155 |