| Value | Category | Cases | |
|---|---|---|---|
| 0 | 138 |
7.7%
|
|
| 1 | 617 |
34.4%
|
|
| 2 | 100 |
5.6%
|
|
| 3 | 939 |
52.3%
|
|
| Sysmiss | 8 |