| Value | Category | Cases | |
|---|---|---|---|
| 0 | 29 |
1.6%
|
|
| 1 | 808 |
45%
|
|
| 2 | 212 |
11.8%
|
|
| 3 | 745 |
41.5%
|
|
| Sysmiss | 8 |