| Value | Category | Cases | |
|---|---|---|---|
| 0 | 74 |
4.1%
|
|
| 1 | 628 |
35%
|
|
| 2 | 239 |
13.3%
|
|
| 3 | 853 |
47.5%
|
|
| Sysmiss | 8 |