| Value | Category | Cases | |
|---|---|---|---|
| 0 | 299 |
13.4%
|
|
| 1 | 888 |
39.9%
|
|
| 2 | 538 |
24.2%
|
|
| 3 | 500 |
22.5%
|
|
| Sysmiss | 4 |