| Value | Category | Cases | |
|---|---|---|---|
| 0 | 352 |
18.4%
|
|
| 1 | 431 |
22.5%
|
|
| 2 | 412 |
21.5%
|
|
| 3 | 361 |
18.8%
|
|
| 4 | 360 |
18.8%
|
|
| Sysmiss | 6 |