| Value | Category | Cases | |
|---|---|---|---|
| 0 | 287 |
90%
|
|
| 1 | 22 |
6.9%
|
|
| 2 | 7 |
2.2%
|
|
| 3 | 3 |
0.9%
|
|
| Sysmiss | 11005 |