| Value | Category | Cases | |
|---|---|---|---|
| 0 | 521 |
11.9%
|
|
| 1 | 146 |
3.3%
|
|
| 2 | 2558 |
58.5%
|
|
| 3 | 1146 |
26.2%
|
|
| Sysmiss | 90 |