| Value | Category | Cases | |
|---|---|---|---|
| 0 | 14 |
4%
|
|
| 1 | 198 |
56.1%
|
|
| 2 | 138 |
39.1%
|
|
| 3 | 3 |
0.8%
|
|
| Sysmiss | 2602 |