| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1660 |
71.2%
|
|
| 1 | 494 |
21.2%
|
|
| 2 | 91 |
3.9%
|
|
| 3 | 88 |
3.8%
|
|
| Sysmiss | 2496 |