| Value | Category | Cases | |
|---|---|---|---|
| 0 | 350 |
17.9%
|
|
| 1 | 381 |
19.5%
|
|
| 2 | 377 |
19.3%
|
|
| 3 | 132 |
6.7%
|
|
| 4 | 718 |
36.7%
|
|
| Sysmiss | 176 |