| Value | Category | Cases | |
|---|---|---|---|
| 0 | 460 |
21.5%
|
|
| 1 | 276 |
12.9%
|
|
| 2 | 523 |
24.5%
|
|
| 3 | 500 |
23.4%
|
|
| 4 | 379 |
17.7%
|
|
| Sysmiss | 25 |