| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1258 |
52.5%
|
|
| 1 | 158 |
6.6%
|
|
| 2 | 435 |
18.1%
|
|
| 3 | 237 |
9.9%
|
|
| 4 | 309 |
12.9%
|
|
| Sysmiss | 2432 |