| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1003 |
19.1%
|
|
| 1 | 485 |
9.3%
|
|
| 2 | 614 |
11.7%
|
|
| 3 | 1387 |
26.5%
|
|
| 4 | 1751 |
33.4%
|
|
| Sysmiss | 3335 |