| Value | Category | Cases | |
|---|---|---|---|
| 0 | 353 |
16.5%
|
|
| 1 | 370 |
17.3%
|
|
| 2 | 725 |
33.8%
|
|
| 3 | 410 |
19.1%
|
|
| 4 | 284 |
13.3%
|
|
| Sysmiss | 21 |